HomeMy WebLinkAbout20181192_No-Build Traffic Analysis Report - December 2009_20151201SOUTHERN AND
EASTERN WAKE
FREEWAY
(S.T.I.P. PROJECTS
R-2721, R-2828, and R-
2829)
FINAL 2008 EXISTING, 2011
AND 2035 NO-BUILD
TRAFFIC CAPACITY
ANALYSIS REPORT
PREPARED FOR:
��� o;� r,-i a:� •�; r, i. i r� r.
; � Turnpike Authority
5400 Glenwood Avenue
Suite 400
Raleigh, N.0 27612
PREPARED BY:
HNTB North Carolina, PC
343 East Six Forks Road
Suite 200
Raleigh, NC 27609
December 2009
NORTH CAROLINA TURNPIKE AUTHORITY
SOUTHERN AND EASTERN WAKE FREEWAY
(S.T.I.P. PROJECTS R-2721, R-2828, and R-2829)
FINAL 2008 EXISTING, 2011 AND 2035 NO-BUILD
TRAFFIC CAPACITY ANALYSIS REPORT
Prepared For:
�NOR1H CFROLINA
Turnpike Authority
5400 Glenwood Avenue
Suite 400
Raleigh, N.0 27612
Prepared by:
HNTB North Carolina, PC
343 Easf Six Forks Road
Suite 200
Raleigh, NC 27609
December 2009
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TABLE OF CONTENTS
1.0 INTRODUCTION ...................................................................................................... 1
1.1 Background ..................................................................................................1
1.2 Purpose of Report ........................................................................................ 1
2.0 EXISTING ROADWAY CHARACTERISTICS/NETWORK ........................................ 1
3.0 TRAFFIC CAPACITY ANALYSIS METHODOLOGY ................................................. 3
4.0 TRAFFIC CAPACITY ANALYSIS RESULTS ............................................................ 4
4.1 2008 No-Build Traffic Capacity Analysis ........................................................ 4
4.2 2011 No-Build Traffic Capacity Analysis ........................................................ 6
4.3 2035 No-Build Traffic Capacity Analysis ........................................................ 8
5.0 SUMMARY ................................................................................................................ 9
TABLES
Table 1. 2008 No-Build LOS and V/C Ratios Results .................................................. 5-6
Table 2. 2011 No-Build LOS and V/C Ratios Results .................................................. 6-7
Table 3. 2035 No-Build LOS and V/C Ratios Results .................................................. 8-9
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A. Figures
Figure 1- Traffic Capacity Analysis Study Area
Figure 2- NCLOS Facility Types - 2008
Figure 3- NCLOS Facility Types - 2011
Figure 4- NCLOS Facility Types - 2035
Figures 5-1 to 5-10 - 2008 LOS and V/C Ratios
Figures 6-1 to 6-11 - 2011 LOS and V/C Ratios
Figures 7-1 to 7-11 - 2035 LOS and V/C Ratios
B. NCLOS Results and Facility Descriptions
C. Meeting Minutes
:� .
Southe�n and Easte�n Wake F�eeway
Final No-Build Traffic Capacity Analysis Report (Decembe� 2009)
1.0 INTRODUCTION
1.1 Background
The North Carolina Turnpike Authority (NCTA) and the North Carolina Department of
Transportation (NCDOT) are studying ways to improve travel in southern and eastern
Wake County. The Southern and Eastern Wake Freeway Project is approximately 27.8
miles in length and is being considered as a possible candidate toll facility. The results
of this planning-level traffic capacity analysis will be used by the NCTA and NCDOT for
National Environmental Policy Act (NEPA) studies.
1.2 Purpose of Report
The purpose of this No-Build planning-level traffic capacity analysis is to identify existing
and projected roadway facility operations and deficiencies for the major roadways
surrounding the Southern and Eastern Wake Freeway project under 2008, 2011 and
2035 No-Build conditions. The results of the analysis will be used to support the
development of the Purpose and Need Statement for the project. A study area map and
figures are located in Appendix A.
The traffic capacity analysis was based on the Southern and Eastern Wake Freeway
Final Traffic Forecast Report prepared by HNTB in February 2009. This forecast is
endorsed by the NCDOT and FHWA. This traffic capacity analysis references all
forecast volumes for the 2008 No-Build, 2011 No-Build, and 2035 No-Build scenarios.
The figures in Appendix A include all forecast volumes as provided in the traffic
forecast.
HNTB utilized North Carolina Level of Service Software (NCLOS) 2.0 to determine
segmental roadway level of service and volume to capacity (V/C) ratios for the No-Build
scenarios.
2.0 EXISTING ROADWAY CHARACTERISTICS/NETWORK
There are several major roadways in the study area, which includes portions of Durham,
Wake and Johnston Counties. The existing major roadways included in the traffic
forecast include: I-40, I-540, NC 540, I-440, US 64 Bypass (Knightdale Bypass), US 70
Bypass (Clayton Bypass), and US 1/64. Refer to Figure 1 for a map of the study area.
Figures 2, 3, and 4 provide the facility type for each study area roadway for 2008 No-
Build, 2011 No-Build, and 2035 No-Build, respectively. Roadway facility types were
based on field observations and NCDOT functional classification maps. Descriptions of
the major roadways within the study area are as follows:
I-40: I-40 is the primary freeway corridor for regional connectivity between Raleigh,
RTP, Durham and Chapel Hill in the Triangle. I-40 varies from a four-lane to an eight-
1 ��INTB
Southe�n and Easte�n Wake F�eeway
Final No-Build Traffic Capacity Analysis Report (Decembe� 2009)
lane freeway in the traffic forecast study area. The posted speed limit is 65 miles per
hour (mph) through the traffic forecast study area.
1-440 (Cliff Benson Beltline): I-440 is an existing loop freeway around the City of
Raleigh, featuring four-lane and eight-lane cross-sections in the vicinity of the traffic
forecast study area, with auxiliary lanes in vicinity of surface street interchanges. The
posted speed limit is 60 mph.
US 1/64: US 1/64 is an existing controlled access freeway that serves regional traffic in
Cary and Apex. US 1/64 has a six-lane cross section in the traffic forecast study area,
with auxiliary lanes near interchanges and improved interchange configurations at
Walnut Street and Cary Parkway (NCDOT STIP Project U-3101). The posted speed
limit is 65 mph.
I-540: I-540 is an existing loop freeway around the northern portions of Wake County. It
currently spans from I-40 on the western side of Wake County to the US 64 Bypass
near Knightdale in eastern Wake County. The facility features a six-lane cross section
in the study area, with auxiliary lanes at interchanges and a posted speed limit of 65
mph.
NC 540: NC 540 is an existing freeway facility that is an extension of I-540 in western
Wake County from I-40 to NC 55 near RTP. This segment of NC 540 from NC 55 to NC
54 features a six-lane cross section with a posted speed limit of 65 mph. It is currently a
Non-Toll facility but is scheduled to become a Toll facility upon the completion of the
Triangle Expressway.
US 64 Bypass: US 64 Bypass is an existing controlled access freeway in the traffic
forecast study area providing access to areas of east Wake County to I-440 and further
to I-95. In the traffic forecast study area, US 64 Bypass has a six-lane cross-section,
with auxiliary lanes at interchanges and a posted 65 mph speed limit.
US 70 Bypass (Clayton Bypass): US 70 Bypass is an existing controlled access
freeway in the traffic forecast study area providing access to areas of Johnston County
to I-40. In the traffic forecast study area, the Clayton Bypass has a four-lane cross-
section, with auxiliary lanes at interchanges and a posted speed limit of 65 mph.
Other sizeable roadways that are in the study area include NC 147, US 1, US 401, NC
55, US 70, NC 42, NC 50, Ten-Ten Road (SR 1010), Timber Drive (SR 2812) and
Hammond Road (SR 2026). These existing thoroughfares are primarily multi-lane
facilities with 35, 45, or 55 mph speed limits in the study area and provide regional
connectivity and access throughout Wake County, with interchange connections to the
major roadways described above.
2 ��INTB
Southe�n and Easte�n Wake F�eeway
Final No-Build Traffic Capacity Analysis Report (Decembe� 2009)
3.0 TRAFFIC CAPACITY ANALYSIS METHODOLOGY
HNTB conducted Average Annual Daily Traffic (AADT) mainline segmental capacity
analyses for each facility segment for 2008 No-Build, 2011 No-Build, and 2035 No-Build
scenarios in the following manner:
• The traffic capacity analysis was based on the Southern and Eastern Wake
Freeway Final Traffic Forecast Report prepared by HNTB in February 2009.
• The traffic forecast report assumes high-occupancy vehicle (HOV) lanes along
I-40 and NC 147 in 2035 based on the adopted 2030 Capital Area Metropolitan
Planning Organization (CAMPO) Long Range Transportation Plan (LRTP). The
2035 No-Build did not include analysis of the additional HOV lanes or HOV traffic
volumes along I-40 and NC 147 to provide a consistent facility comparison
between scenarios.
• North Carolina Level of Service (NCLOS) software, Version 2.0, was used to
determine segmental roadway levels of service (LOS) and volume to capacity
(V/C) ratios for all scenarios. The approved traffic forecast is a link-level forecast
as is appropriate for the purposes of developing the Purpose and Need
Statement for this study. This analysis includes the mainline freeway segments.
• The analysis criteria and input values for each roadway type (freeway, multi-lane
highway, 2-lane highway, and arterial) are based on field-observed data
collection, the approved traffic forecast and engineering judgment.
• Roadway LOS and V/C ratios were analyzed for all scenarios. Study area
roadways were divided into facility segments with specific capacity thresholds
based on varying roadway characteristics as defined by NCLOS software.
4.0 TRAFFIC CAPACITY ANALYSIS RESULTS
In Tables 1, 2 and 3, the highest forecasted AADT for each facility segment was
compared to the corresponding NCLOS capacity volumes to determine the worst case
LOS for that facility segment. The tables show the facility segment, NCLOS
identification, and comparison to the NCLOS volume capacity. The NCLOS volume
capacity is the maximum AADT before the facility exceeds roadway capacity and
reaches LOS F. LOS E is typically reached when volumes are at or near capacity. LOS
D or better indicates that the facility segment is operating at acceptable LOS with
excess capacity. The corresponding V/C ratio provides a direct comparison between
the forecasted AADT and NCLOS facility segment capacity. It should be noted that due
to the limitations of the NCLOS software the V/C ratios for certain facility types will not
directly correspond to the LOS result. NCLOS results and roadway criteria are provided
in Appendix B.
3 ��INTB
Southe�n and Easte�n Wake F�eeway
Final No-Build Traffic Capacity Analysis Report (Decembe� 2009)
4.1 2008 No-Build Traffic Capacity Analysis
Generally, in the 2008 No-Build scenario, the majority of study area roadway facilities,
23 of 37 facility segments, operate at acceptable levels of service (i.e. LOS D or better).
The remaining, 14 of the 37 facility segments currently operate with roadway capacities
at LOS E or F. Facilities that currently have segments operating near or over capacity
include I-40, I-540, US 1/64, NC 147, NC 42, NC 50, and Ten-Ten Road. In 2008, a
roadway segment along I-40 from Wade Avenue to US 1/64 has the highest expected
V/C ratio of 1.35. Table 1 provides a summary of the V/C and LOS results for facility
segments. Figure 5 shows a LOS overview of the entire study area and Figures 5.1 —
5.10 show individual facility segment AADT, V/C, and LOS for the study area roadways.
4 ��INTB
Southe�n and Easte�n Wake F�eeway
Final No-Build Traffic Capacity Analysis Report (Decembe� 2009)
Table 1- 2008 No-Build V/C and LOS Results
Facility From To NCLOS ID 2008 NCLOS V/C LOS
Se ment AADT * Ca acit **
I-40 NC 55 NC 147 F5 118,700 117,300 1.01 F
I-40 NC 147 Wade Ave. F9 166,900 157,500 1.06 F
I-40 Wade Ave. US 1/64 F14 104,900 77,700 1.35 F
I-40 US 1/64 Lake W�heeler F5 116,100 117,300 0.99 E
I-40 Lake W�heeler Rock Quarry Rd. F9 118,000 157,500 0.75 C
I-40 Rock Q�uarry �-440 F11 106,700 198,100 0.54 C
I-40 I-440 US 70 F13 102,100 77,700 1.31 F
I-40 US 70 NC 210 F2 60,200 78,600 0.77 D
NC 147 I-40 Cornwallis Rd. F4 68,800 73,000 0.94 E
I-540 I-40 Lumley Rd. F8 95,900 106,200 0.90 E
I-540 US 64 Bypass US 64 Business F6 38,000 91,100 0.42 B
NC 540 I-40 NC 55 F15 24,300 88,500 0.27 A
I-440 I-40 Jone R�ranklin F12 92,600 117,300 0.79 D
I-440 I-40 US 64 Bypass F9 95,600 157,500 0.61 C
I-440 US 64 Bypass US 64 Business F5 87,400 117,300 0.75 D
US 64 Bypass I-440 I-540 F6 59,200 91,100 0.65 C
US 64 Bypass I-540 US 64 Business F7 59,000 90,700 0.65 C
Clayton I-40 NC 42 F3 18,300 69,600 0.26 A
Bypass
US 1/64 Tryon Rd. I-40 F10 117,700 120,200 0.98 E
US 1 New Hill Tryon Rd. F1 48,000 81,300 0.59 C
Holleman Rd.
Ten-Ten Rd US 1 Holly Springs Rd. Ten-Ten 1 26,100 22,700 1.15 F
Ten-Ten Rd Holly S�prings NC 50 Ten-Ten 2 17,500 23,800 0.74 B
NC 55 US 1 Main St. MLH 6 47,000 52,200 0.90 D
NC 55 Main St. Wake Chapel Rd. MLH 3 25,000 53,600 0.47 B
NC 55 Wak RC�hapel US 401 NC 55 1 13,700 15,300 0.90 D
US 401 NC 55 NC 42 MLH 2 36,300 71,500 0.51 C
NC 42 US 401 Old Dr�u�g Store 2 LH 2 11,500 28,600 0.40 E
NC 42 Old Dr�u�g Store I-40 NC 42 1 28,000 26,400 1.06 F
NC 42 I-40 Bratton Dr. NC 42 2 13,300 40,700 0.33 D
NC 42 Bratton Dr. Clayton Bypass 2 LH 1 14,500 40,900 0.35 E
Timber Dr. US 70 NC 50 Timber 22,300 32,600 0.68 C
Hammond Rd. I-40 US 70 Hammond 24,800 39,900 0.62 C
US 70 I-40 Tryon Rd. MLH 4 61,300 98,700 0.62 C
US 70 Tryon Rd. I-40 MLH 1 32,900 65,800 0.50 C
US 70 I-40 Guy Rd. MLH 2 51,100 71,500 0.71 D
5 ��INTB
Southe�n and Easte�n Wake F�eeway
Final No-Build Traffic Capacity Analysis Report (Decembe� 2009)
Facility From To NCLOS ID 2008 NCLOS V/C LOS
Se ment AADT * Ca acity**
NC 50 Cleveland Rd New Rand Rd 2 LH 3 23,000 28,600 0.80 E
NC 50 New Rand Rd US 70 NC 50 1 11,500 18,800 0.61 B
' Highest AADT along facility segment is reported.
�� Maximum LOS E volume before facility exceeds capacity and reaches LOS F.
4.2 2011 No-Build Traffic Capacity Analysis
Under the 2011 No-Build scenario, the scheduled roadway widening improvement along
I-40 from Wade Avenue to US 1/64 (STIP I-4744) and the new toll facilities of Triangle
Parkway and Western Wake Freeway (NC 540) (collectively known as the Triangle
Expressway) are included in the traffic capacity analysis. In general, traffic volumes
increase incrementally throughout the study area with minimal effects on roadway LOS.
Of the 40 facility segments, 24 are expected operate at acceptable LOS. However, 16
of the 40 facility segments are predicted to operate with roadway capacities at LOS E or
F. Facilities that have segments predicted to operate near or over capacity include I-40,
I-540, US 1/64, NC 147, NC 42, NC 50, NC 55, and Ten-Ten Road. The new facilities
of Triangle Parkway and Western Wake Freeway are expected to operate at LOS A with
a 2011 opening year. These facilities are expected to divert traffic and provide alternate
routes to I-40, I-540, US 1/64, and NC 55. In 2011, a roadway segment along Ten-Ten
Road from US 1 to Holly Springs Road has the highest expected V/C ratio of 1.38.
Table 2 provides a summary of the V/C and LOS results for facility segments. Figure 6
shows a LOS overview of the entire study area and Figures 6.1 - 6.11 show individual
facility segment AADT, V/C, and LOS for the study area roadways.
Table 2- 2011 No-Build V/C and LOS Results
Facility From To NCLOS ID 2011 NCLOS V/C LOS
Se ment AADT * Ca acit **
I-40 NC 55 NC 147 F5 123,400 117,300 1.05 F
I-40 NC 147 Wade Ave. F9 172,900 157,500 1.10 F
I-40 Wade Ave. US 1/64 F14 115,700 117,300 0.99 E
I-40 US 1/64 Lake W�heeler F5 124,900 117,300 1.06 F
I-40 Lake aheeler Rock Quarry Rd. F9 125,300 157,500 0.80 D
I-40 Rock Q�uarry �-440 F11 110,300 198,100 0.56 C
I-40 I-440 US 70 F13 104,000 77,700 1.34 F
I-40 US 70 NC 210 F2 61,600 78,600 0.78 D
NC 147 I-40 Cornwallis Rd. F4 69,000 73,000 0.95 E
I-540 I-40 Lumley Rd. F8 100,300 106,200 0.94 E
I-540 US 64 Bypass US 64 Business F6 43,000 91,100 0.47 B
NC 540 I-40 Triangle Pkwy F15 39,400 88,500 0.45 B
I-440 I-40 Jone R�ranklin F12 92,900 117,300 0.79 D
I-440 I-40 US 64 Bypass F9 103,100 157,500 0.65 C
6 ��INTB
Southe�n and Easte�n Wake F�eeway
Final No-Build Traffic Capacity Analysis Report (Decembe� 2009)
Facility From To NCLOS ID 2011 NCLOS V/C LOS
Se ment AADT * Ca acity**
I-440 US 64 Bypass US 64 Business F5 90,400 117,300 0.77 D
US 64 Bypass I-440 I-540 F6 64,100 91,100 0.70 C
US 64 Bypass I-540 US 64 Business F7 67,300 90,700 0.74 D
Triangle Pkwy. I-40 NC 540 F16 13,200 110,700 0.12 A
McCrimmon NC 540 Morrisville MLH 5 10,300 96,000 0.11 A
Pkw Carpenter Rd.
NC 540 Triangle Pkwy NC 55 (South) F15 25,000 88,500 0.28 A
Clayton I-40 NC 42 F3 38,600 69,600 0.55 C
Bypass
US 1/64 Tryon Rd. I-40 F10 124,600 120,200 1.04 F
US 1 New Hill Tryon Rd. F1 72,000 81,300 0.89 D
Holleman Rd.
Ten Ten Rd US 1 Holly Springs Rd. Ten Ten 1 31,300 22,700 1.38 F
Ten Ten Rd HollyR�prings NC 50 Ten Ten 2 22,000 23,800 0.92 E
NC 55 US 1 Main St. MLH 6 47,300 52,200 0.91 D
NC 55 Main St. Wake Chapel Rd. MLH 3 31,100 53,600 0.58 C
NC 55 Wak RC�hapel US 401 NC 55 1 15,700 15,300 1.03 F
US 401 Broad St. NC 42 MLH 2 40,200 71,500 0.56 C
NC 42 NC 55 Old Dr�u�g Store 2 LH 2 14,200 28,600 0.50 E
NC 42 Old Dr�u�g Store I-40 NC 42 1 29,900 26,400 1.13 F
NC 42 I-40 Bratton Dr. NC 42 2 15,700 40,700 0.39 D
NC 42 Bratton Dr. Clayton Bypass 2 LH 1 16,300 40,900 0.40 E
Timber Dr. US 70 NC 50 Timber 22,400 32,600 0.69 C
Hammond Rd. I-40 US 70 Hammond 25,800 39,300 0.66 C
US 70 I-40 Tryon Rd. MLH 4 59,200 98,700 0.60 C
US 70 Tryon Rd. I-40 MLH 1 34,100 65,800 0.52 C
US 70 I-40 Guy Rd. MLH 2 54,900 71,500 0.77 D
NC 50 Cleveland Rd New Rand Rd 2 LH 3 25,700 28,600 0.90 E
NC 50 New Rand Rd US 70 NC 50 1 11,500 18,800 0.61 A
' Highest AADT along facility segment is reported.
" Maximum LOS E volume before facility exceeds capacity and reaches LOS F.
7 ��INTB
Southe�n and Easte�n Wake F�eeway
Final No-Build Traffic Capacity Analysis Report (Decembe� 2009)
4.3 2035 No-Build Traffic Capacity Analysis
Under the 2035 No-Build scenarios, additional scheduled roadway improvements
included in the traffic capacity analysis include widening I-40 from US 70 to NC 42
(STIP I-5111) and widening Ten-Ten Road from US 1 to Graham Newton Road. In
general, traffic volumes increase substantially throughout the study area with noticeable
effects on roadway LOS. Of the 40 facility segments, only 12 are expected to operate
at acceptable LOS. In 2035, 29 of the 40 identified study area facility segments are
predicted to operate at LOS E or F. However, 25 of these 29 facilities are expected to
operate over capacity at LOS F. Facilities that have segments predicted to operate
near or over capacity include I-40, I-540, US 1/64, US 1, US 64 Bypass, US 70, NC
147, NC 42, NC 50, NC 55, Ten-Ten Road, Timber Road, and Hammond Road. The
facilities of Triangle Parkway and Western Wake Freeway are expected to operate at
LOS B and LOS C in 2035, respectively. These facilities are expected to divert traffic
and provide alternate routes to I-40, I-540, US 1/64, and NC 55. In 2035, a roadway
segment along Ten-Ten Road from Holly Springs Road to NC 50 has the highest
expected V/C ratio of 2.45. Table 3 provides a summary of the V/C and LOS results for
facility segments. Figure 7 shows a LOS overview of the entire study area and Figures
7.1 - 7.11 show individual facility segment AADT, V/C, and LOS for the study area
roadways.
Table 3- 2035 No-Build V/C and LOS Results
Facility From To NCLOS ID 2035 NCLOS V/C LOS
Segment AADT'` Capacity**
I-40 NC 55 NC 147 F5 128,200 117,300 1.09 F
I-40 NC 147 Wade Ave. F9 175,600 157,500 1.11 F
I-40 Wade Ave. US 1/64 F14 150,000 117,300 1.28 F
I-40 US 1/64 Lake W�heeler F5 170,100 117,300 1.45 F
I-40 Lake W�heeler Rock Quarry Rd. F9 182,400 157,500 1.16 F
I-40 Rock Q�uarry I-440 F11 151,500 198,100 0.76 D
I-40 I-440 US 70 F13 114,400 77,700 1.47 F
I-40 US 70 NC 210 F2 74,600 118,600 0.63 C
NC 147 I-40 Cornwallis Rd. F4 93,600 73,000 1.28 F
I-540 I-40 Lumley Rd. F8 164,000 106,200 1.54 F
I-540 US 64 Bypass US 64 Business F6 57,700 91,100 0.63 C
NC 540 I-40 Triangle Pkwy F15 88,100 88,500 1.00 E
I-440 I-40 Jone R�ranklin F12 137,000 117,300 1.17 F
I-440 I-40 US 64 Bypass F9 154,900 157,500 0.98 E
I-440 US 64 Bypass US 64 Business F5 126,700 117,300 1.08 F
US 64 Bypass I-440 I-540 F6 110,300 91,100 1.21 F
US 64 Bypass I-540 US 64 Business F7 125,100 90,700 1.38 F
8 ��INTB
Southe�n and Easte�n Wake F�eeway
Final No-Build Traffic Capacity Analysis Report (Decembe� 2009)
Facility From To NCLOS ID 2035 NCLOS V/C LOS
Se ment AADT * Ca acity**
Triangle Pkwy. I-40 NC 540 F16 40,200 110,700 0.36 B
McCrimmon NC 540 Morrisville MLH 5 30,000 96,000 0.31 B
Pkwy Carpenter Rd.
NC 540 Triangle Pkwy NC 55 (South) F15 60,100 88,500 0.68 C
Clayton I-40 NC 42 F3 61,100 69,600 0.88 D
Bypass
US 1/64 Tryon Rd. I-40 F10 163,600 120,200 1.36 F
US 1 New Hill Tryon Rd. F1 101,500 81,300 1.25 F
Holleman Rd.
Ten Ten Rd US 1 Holly Springs Rd. Ten Ten 1 64,200 45,400 1.41 F
Ten Ten Rd HollyR�prings NC 50 Ten Ten 2 58,300 23,800 2.45 F
NC 55 US 1 Main St. MLH 6 53,100 52,200 1.02 F
NC 55 Main St. Wake Chapel Rd. MLH 3 66,000 53,600 1.23 F
NC 55 Wake C�hapel US 401 NC 55 1 14,200 15,300 0.90 D
US 401 NC 55 NC 42 MLH 2 55,900 71,500 0.78 D
NC 42 US 401 Old Dr�u�g Store 2 LH 2 26,500 28,600 0.93 E
NC 42 Old Dr�u�g Store I-40 NC 42 1 37,000 26,400 1.40 F
NC 42 I-40 Bratton Dr. NC 42 2 22,300 40,700 0.55 D
NC 42 Bratton Dr. Clayton Bypass 2 LH 1 26,800 40,900 0.66 E
Timber Dr. US 70 NC 50 Timber 55,200 32,600 1.69 F
Hammond Rd. I-40 US 70 Hammond 40,900 39,300 1.04 F
US 70 I-40 Tryon Rd. MLH 4 75,600 98,700 0.77 D
US 70 Tryon Rd. I-40 MLH 1 57,700 65,800 0.88 D
US 70 I-40 Guy Rd. MLH 2 76,500 71,500 1.07 F
NC 50 Cleveland Rd New Rand Rd 2 LH 3 36,600 28,600 1.28 F
NC 50 New Rand Rd US 70 NC 50 1 31,200 18,800 1.66 F
" Highest AADT along tacility segment is reported.
** Maximum LOS E volume before facility exceeds capacity and reaches LOS F.
5.0 SUMMARY
Utilizing the Southern and Eastern Wake Freeway Final Traffic Forecast Report
prepared by HNTB in February 2009 and North Carolina Level of Service Software
(NCLOS) 2.0, the planning-level traffic capacity analysis demonstrates that many of the
major roadways in the study area are expected to operate at unacceptable levels of
service and over capacity in the 2008 and 2011 No-Build scenarios. In the 2035 No-
Build scenario, the majority of roadways in the study area are expected to operate at
LOS E or F. This No-Build planning-level traffic capacity analysis identifies existing and
projected roadway facility operations and deficiencies for the major roadways
surrounding the Southern and Eastern Wake Freeway project under 2008, 2011 and
2035 No-Build conditions. The results of the analysis will be used to support the
development of the Purpose and Need Statement for the project.
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Analysis Links
2008 Highway Network
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0 1 2 3 4 5
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Southern and Eastern Wake
Freeway No-Build
Traffic Capacity Analysis
Figure 2
NCLOS Facility Types - 2008
HNTB Project # 46816
Date: December 2009
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Figure 3
NCLOS Facility Types - 2011
HNTB Project # 46816
Date: December 2009
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Traffic Capacity Analysis
Figure 4
NCLOS Facility Types - 2035
HNTB Project # 46816
Date: December 2009
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0 1 2 3 4 5
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Traffic Capacity Analysis
Figure 5
2008 LOS & V/C Ratios
HNTB Project # 46816
Date: December 2009
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� Study Area
Southern and Eastern Wake
Freeway No-Build
Traffic Capacity Analysis
Figure 5-3
2008 LOS and V/C Ratio
HNTB Project # 46816
Date: December 2009
N
W E
S
Legend
2008 Highway Network
� _ J Counties
� Study Area
0 0.25 0.5 0.75 1 1.25
I I ; � �urnp�Ke �►utnor�ty
Miles
Southern and Eastern Wake
Freeway No-Build
Traffic Capacity Analysis
Figure 5-4
2008 LOS and V/C Ratio
HNTB Project # 46816
Date: December 2009
N
W E
S
Legend
2008 Highway Network
� _ J Counties
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles ,� �urnp�Ke N►uinoriiy
Southern and Eastern Wake
Freeway No-Build
Traffic Capacity Analysis
Figure 5-5
2008 LOS and V/C Ratio
HNTB Project # 46816
Date: December 2009
N
W E
S
Legend
2008 Highway Network
�__ � � Counties
I
I—I Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles ; � �urnp�Ke �►utnvr�ty
Southern and Eastern Wake
Freeway No-Build
Traffic Capactiy Analysis
Figure 5-6
2008 LOS and V/C Ratio
HNTB Project # 46816
Date: December 2009
N
W E
S
Legend
2008 Highway Network
i --- i
I i Counties
�---J
� Study Area
0 0.25 0.5 0.75 1 1.25
I I ; � �urnp�Ke �►utnor�ty
Miles
Southern and Eastern Wake
Freeway No-Build
Traffic Capacity Analysis
Figure 5-7
2008 LOS and V/C Ratio
HNTB Project # 46816
Date: December 2009
N
W E
S
Legend
2008 Highway Network
� _ � Counties
I
� Study Area
0 0.25 0.5 0.75 1 1.25
I I � iurnp�Ke �►uinor�ty
Miles
Southern and Eastern Wake
Freeway No-Build
Traffic Capacity Analysis
Figure 5-8
2008 LOS and V/C Ratio
HNTB Project # 46816
Date: December 2009
N
W E
S
Legend
2008 Highway Network
� _ J Counties
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles � �urnpiKe Hutnvr�iy
Southern and Eastern Wake
Freeway No-Build
Traffic Capacity Analysis
Figure 5-9
2008 LOS and V/C Ratio
HNTB Project # 46816
Date: December 2009
N
W E
S
Legend
2008 Highway Network
i ---:I
I , Counties
I-_-_J
� Study Area
0 0.25 0.5 0.75 1 1.25
I I � �urnpiKe �+►uinoriiy
Miles
Southern and Eastern Wake
Freeway No-Build
Traffic Capacity Analysis
Figure 5-10
2008 LOS and V/C Ratio
HNTB Project # 46816
Date: December 2009
N
W E
S
Legend
2008 Highway Network
j_ _ J Counties
� Study Area
0 0.25 0.5 0.75 1 1.25
I I ;� � �urnp�Ke �►uinoriiy
Miles
Southern and Eastern Wake
Freeway No-Build
Traffic Capacity Analysis
Figure 6
2011 LOS & V/C Ratios
HNTB Project # 46816
Date: December 2009
N
W E
S
Legend
2008 Highway Network
i li Counties
I_ _ J
� Study Area
0 1 2 3 4 5
I I Miles � iurnp�Ke Hutnonty
N
W E
S
Legend
�-
� _ J Counties
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles ,� �urnp�Ke N►uinoriiy
N
W E
S
Legend
Ir � Counties
----�
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I ; � �urnpiKe Huinor�iy
Miles
N
W E
S
Legend
Ir � Counties
----�
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
-� �urnp�Ke �►utnor�iy 343 East Six Forks Road, suite 200
Raleigh, NC 27609
N
W E
S
Legend
Ir � Counties
----�
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
�urnpiKe f+►utnoriiy 343 East Six Forks Road, suite 200
' Raleigh, NC 27609
N
W E
S
Legend
�_ _ � Counties
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
;� �urnpiKe Eautnority 343 East Six Forks Road, suite 200
Raleigh, NC 27609
N
W E
S
Legend
�_ _ J Counties
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
iurnp�Ke Huinoriiy 343 East Six Forks Road, suite 200
' Raleigh, NC 27609
N
W E
S
Legend
� ---�
�_ _ � Counties
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
;� �urnp�Ke �►utnor�ty 343 East Six Forks Road, suite 200
Raleigh, NC 27609
N
W
S
Legend
Ir � Counties
----�
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
/
�
/
HNTB, North Carolina, PC
343 East Six Forks Road, Suite 200
Raleigh, NC 27609
N
W
S
Legend
Ir � Counties
----�
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
�urnp�Ke �►uinoriiy 343 East Six Forks Road, suite 200
� � Raleigh, NC 27609
N
W E
S
Legend
Ir � Counties
----�
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
;'' I llf'1'1pIK@ Hllt�'lOClt�/ 343 East Six Forks Road, Suite 200
Raleigh, NC 27609
N
W E
S
Legend
Ir � Counties
----�
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
;'' IUI'11pIK@ Hllt�'lOClt�/ 343 East Six Forks Road, Suite 200
Raleigh, NC 27609
Southern and Eastern Wake
Freeway No-Build
Traffic Capacity Analysis
Figure 7
2035 LOS & V/C Ratios
HNTB Project # 46816
Date: December 2009
N
W E
S
Legend
2008 Highway Network
i li Counties
I_ _ J
� Study Area
0 1 2 3 4 5
I I Miles � iurnp�Ke Hutnonty
N
W E
S
Legend
�-
� _ J Counties
2035 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles ,� �urnp�Ke N►uinoriiy
N
W E
S
Legend
Ir � Counties
----�
2035 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I ; � �urnpiKe Huinor�iy
Miles
N
W
S
Legend
Ir � Counties
----�
2035 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
;� � �urnp�Ke N►utnvr�iy 343 East Six Forks Road, suite 200
Raleigh, NC 27609
N
W E
S
Legend
Ir � Counties
----�
2035 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
;� iurnpiKe �+►uinoriiy 343 East Six Forks Road, suite 200
Raleigh, NC 27609
N
W E
S
Legend
�_ _ � Counties
Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
-' ` IUCI1pIK@ HUZtl01'Itj/ 343 East Six Forks Road, Suite 200
Raleigh, NC 27609
N
W E
S
Legend
�_ _ J Counties
2011 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
� �urnp�Ke �►uinoriiy 343 East Six Forks Road, suite 200
Raleigh, NC 27609
N
W E
S
Legend
�_ _ � Counties
2035 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
-� �urnpiKe �►uinor�ty 343 East Six Forks Road, suite 200
Raleigh, NC 27609
N
W
S
Legend
Ir � Counties
----�
2035 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
/
�
/
HNTB, North Carolina, PC
343 East Six Forks Road, Suite 200
Raleigh, NC 27609
N
W E
S
Legend
Ir � Counties
----�
2035 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
-, �urnp�Ke �►uinoriiy 343 East Six Forks Road, suite 200
Raleigh, NC 27609
N
W E
S
Legend
Ir � Counties
----�
2035 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
-� , �urnp�Ke �►uinoriiy 343 East Six Forks Road, suite 200
Raleigh, NC 27609
N
W
S
Legend
Ir � Counties
----�
2035 Highway Network
� Study Area
0 0.25 0.5 0.75 1 1.25
I I Miles
HNTB, North Carolina, PC
� iurnpiKe �►uinoriiy 343 East Six Forks Road, suite 200
Raleigh, NC 27609
NCLOS Software Facility Descriptions
Arterials:
Also know as urban streets, arterials serve longer through trips while also providing access to adjacent commercial,
residential and industrial land uses. Collector streets are included under this facility type for the purpose of the HCM and
this program.
High-Speed:
Area with very low surrounding density with no on-street parking and very little pedestrian activity. Typified by either
multilane divided or two-lane roadways with shoulders.
Principal Arterial:
A major surface street with serves relatively long trips between major points and through-trips entering, leaving and
passing through the urban area. Mobility (speed) is very important whereas access is of minor importance. Typically
used to connect important activity centers and major traffic generators.
Suburban:
An area with a mixture of densities for housing and employment.
Principal Arterial:
A major surface street with serves relatively long trips between major points and through-trips entering, leaving and
passing through the urban area. Mobility (speed) is very important whereas access is of minor importance. Typically
used to connect important activity centers and major traffic generators.
Minor Arterial:
A functional category of a street allowing trips of moderate length within a relatively small geographical area. Although
mobility (speed) is important for minor arterials, their main function is to provide access. They also are typically used to
connect principal arterials to one another.
Intermediate:
An area with characteristics in between those of an urban area and a suburban area. Typically, the roadway is multilane,
either divided or undivided, with two travel lanes per direction and some pedestrian and parking activity along the
roadway.
Principal Arterial:
A major surface street with serves relatively long trips between major points and through-trips entering, leaving and
passing through the urban area. Mobility (speed) is very important whereas access is of minor importance. Typically
used to connect important activity centers and major traffic generators.
Minor Arterial:
A functional category of a street allowing trips of moderate length within a relatively small geographical area. Although
mobility (speed) is important for minor arterials, their main function is to provide access. They also are typically used to
connect principal arterials to one another.
Urban:
An area typified by high densities of developments or concentrations of population, drawing people from several areas
within a region.
Principal Arterial:
A major surface street with serves relatively long trips between major points and through-trips entering, leaving and
passing through the urban area. Mobility (speed) is very important whereas access is of minor importance. Typically
used to connect important activity centers and major traffic generators.
Minor Arterial:
A functional category of a street allowing trips of moderate length within a relatively small geographical area. Although
mobility (speed) is important for minor arterials, their main function is to provide access. They also are typically used to
connect principal arterials to one another.
2 Lane Hiqhwavs:
An undivided roadway with two travel lanes, one for use by traffic in each direction. In order to pass a slow moving
vehicle, drivers must maneuver into the opposing lane while taking into consideration oncoming traffic. At times, an
additional passing lane may be added in one direction in order to improve opportunities for passing. Passing lanes also
can be provided in both directions of travel at the same location, resulting in a short section of four-lane undivided
highway with improved passing opportunities in both directions.
Multi-Lane Hiqhwavs:
Typically have a total of four or six lanes, counting both directions, often with medians or two-way left-turn lanes (TWLTL),
although they can be undivided as well. Usually located in suburban communities leading into central cities or along high-
volume rural corridors connecting two cities or large trip producers. Multi-lane highways often have traffic signals but
successive signals are typically not within 2.0 miles of each other (< 2.0 miles would usually be considered an arterial)
Freewavs:
A continuously divided highway with full access control, two or more travel lanes in each direction, and uninterrupted
traffic flow provided through the use of grade separated interchanges. There are no signalized or stop-controlled at-grade
intersections, and direct access to and from adjacent property is not permitted.
NCLOS Individual Segment Capacity Analysis Results
Facility From
E Wake Frw I-40
E Wake Frwy Cornwallis Rd
E Wake Frw US 70
E Wake Frwy Rock Quarry Rd
E Wake Frwy Auburn Kni htdal<
E Wake Frwy Poole Rd
Cla ton Bypass I-40
Clayton Bypass Cornwallis Rd
US 1 NC 751
US 1 W Wake Fnvy
US 1 NC 55
US 1 Ten Ten Rd
US 1/64 Tryon Rd
US 1/64 Cary Pkwy
US 1/64 Walnut St
Ten Ten Rd US 1
Ten Ten Rd Penn Rd
Ten Ten Rd Jessie Dr
Ten Ten Rd Kildaire Farm Rd
Ten Ten Rd Holly Springs Rd
Ten Ten Rd Graham Newton F
Ten Ten Rd Blaney Franks Rd
Ten Ten Rd Lake Wheeler Rd
Ten Ten Rd US 401
Ten Ten Rd Fann Brown Rd
Ten Ten Rd Old Stage Rd
Ten Ten Rd Rand Rd
Ten Ten Rd Sauls Rd
NC 50 Cleveland Rd
NC 50 S Wake Frwy
NC 50 Ten Ten Rd
NC 50 Rand Rd
NC 50 Buffaloe Rd
NC 50 New Bethel Rd
NC 50 New Rand Rd
NC 50 Timber Dr
NC 50 Lakeside Dr
Hammond Rd I-40
Hammond Rd Rush St
Hammond Rd Tryon Rd
Hammond Rd Mechanical Blvd
Timber Dr US 70
Timber Dr Foxwood Dr
Timber Dr Grovemont Rd
Timber Dr Vandora Springs
Timber Dr Aversboro Rd
S Saunders St I-40
S Saunders St Pecan St
Wilminaton St Rush St
To
Rd
'v Rd
US 64 Bypa
Cornwallis F
NC 42
W Wake Fn
NC 55
Ten Ten Rd
Tryon Rd
Cary Pkwy
Walnut St
I-40
Penny Rd
Jessie Dr
lolly Springs Rd
�raham Newton I
laney Franks Rc
ake Wheeler Rd
iS 401
anny Brown Rd
dd Stage Rd
;and Rd
auls Rd
IC 50
Wake Frwy
en Ten Rd
:and Rd
uffaloe Rd
lew Bethel Rd
lew Rand Rd
imber Dr
akeside Dr
iS 70
;ush St
ryon Rd
1echanical Blvd
iS 70
oxwood Dr
�rovemont Rd
50
an St
;h St
m Rd
NCLOS Individual Segment Capacity Analysis Results
NCLOS ID 2008 AADT Capacity V/C LOS 2011 AADT Capacity
F18
F18
F18
F18
F18
F18
F3 18300 69600 026 A 30200 6961
F3 16400 69600 0.24 A 38600 6961
F1 21100 81300 026 A 27600 8131
F1 21100 81300 0.26 A 38700 5131
F1 41000 81300 0.50 C 75100 8131
F1 48000 51300 0.59 C 72000 5131
F10 87800 120200 0.73 D 95100 12021
F10 117700 120200 0.98 E 124600 12021
F10 81000 120200 0.67 C 84500 12021
Ten Ten 1 26100 22700 1.15 F 31300 2271
Ten Ten 1 19800 22700 0.87 D 23500 2271
Ten Ten 1 15500 22700 0.70 B 23800 2271
Ten Ten 1 15800 22700 0.70 B 20400 2271
Ten Ten 2 17500 23800 0.74 B 22000 2381
Ten Ten 2 12300 23800 0.52 A 19000 2381
Ten Ten 2 13200 23800 0.55 A 17200 2381
Ten Ten 2 15000 23800 0.63 B 17800 2381
Ten Ten 2 16200 23800 0.68 B 21200 2381
Ten Ten 2 12500 23800 0.53 A 19500 2381
Ten Ten 2 13200 23800 0.55 A 18500 2381
Ten Ten 2 13200 23800 0.55 A 17000 2381
Ten Ten 2 13200 23800 0.55 A 16700 2381
2LH 3 15000 28600 0.52 E 18400 2861
2LH 3 15000 28600 0.52 E 18400 2861
2LH 3 13000 28600 0.45 D 13400 2861
2LH 3 23000 28600 0.80 E 25700 2861
2LH 3 19000 28600 0.66 E 22100 2861
2LH 3 19400 28600 0.68 E 20500 2861
NC 50 1 19400 18800 1.03 F 20500 1881
NC 50 1 19400 18800 1.03 F 11500 1881
NC 50 1 19400 18800 1.03 F 11500 1881
Hammond 23600 39900 0.59 C 24200 3931
Hammond 24800 39900 0.62 C 25800 3931
Hammond 20900 39900 0.52 C 21200 3931
Hammond 20900 39900 0.52 C 21200 3931
Timber 22300 32600 0.68 C 17700 3261
Timber 22300 32600 0.68 C 17700 3261
Timber 21300 32600 0.65 C 22400 3261
Timber 14100 32600 0.43 B 15500 3261
Timber 16200 32600 0.50 B 11700 3261
MLH 4 57300 98700 0.58 C 59200 9871
MLH 4 52100 98700 0.53 C 59200 9871
MLH 4 61300 98700 0.62 C 54500 9871
0.55
0.34
0.48
0.92
0.89
0.79
1.04
0.70
1.38
1.05
1.05
0.90
0.92
0.80
0.72
0.75
0.89
0.82
0.78
0.71
0.70
0.64
0.64
0.47
0.90
0.77
0.72
1.09
0.61
0.61
0.62
0.66
0.54
0.54
0.54
0.54
0.69
0.48
0.36
0.60
0.60
0.55
2035 AADT
61100
54000
69100
94400
101500
129100
163600
107700
64200
45600
45600
49500
58300
36900
26100
24900
29300
32600
30000
27200
24500
24000
24000
19500
36600
32900
31200
31200
31200
31200
35000
40900
37400
37400
29200
29200
37100
48600
55200
71100
70500
75600
O.S8
0.66
0.85
1.16
1.25
1.07
1.36
0.90
1.41
1.00
1.00
1.09
2.45
1.55
1.10
1.05
1.23
1.37
1.26
1.14
1.04
0.84
0.84
0.68
1.28
1.15
1.09
1.66
1.66
1.66
0.97
1.04
0.95
0.95
0.90
0.90
1.14
1.49
1.69
0.72
0.71
0.77
NCLOS Individual Segment Capacity Analysis Results
Facility Name
Project Name:
Region Type:
Facility Type:
Classification
Terrain Type:
Street Class:
2LH 1
SE Wake Capacity Analysis
Piedmont
Two Lane Highway
Rural
Level
I
Lane Width(ft): 12
Lat. Clearance(ft): 6
No Passing Zones: 20.00 %
Access Points/Mile: 10
Grade Length(mi): 0.00
Grade Percent: 0.00 %
PHF:
K Factor:
D Factor:
Printed At: 9:23:13AM On: 5/7/2009
0.90
0.07
0.60
LOS
A
B
C
D
D
Organization: HNTB
Truck/Bus Percent: 7.00 %
RV Percent: 0.00 %
BFFS(mph): 50
Max AADT
0
0
2,800
10,000
40,900
Facility Name
Project Name:
Region Type:
Facility Type:
Classification
Terrain Type:
Street Class:
2LH 2
SE Wake Capacity Analysis
Piedmont
Two Lane Highway
Rural
Level
I
Lane Width(ft): 12
Lat. Clearance(ft): 6
No Passing Zones: 20.00 %
Access Points/Mile: 10
Grade Length(mi): 0.00
Grade Percent: 0.00 %
PHF:
K Factor:
D Factor:
Printed At: 9:24:04AM On: 5/7/2009
0.90
0.10
0.65
LOS
A
B
C
D
D
Organization: HNTB
Truck/Bus Percent: 6.00 %
RV Percent: 0.00 %
BFFS(mph): 50
Max AADT
0
0
2,000
7,000
28,600
Facility Name
Project Name:
Region Type:
Facility Type:
Classification
Terrain Type:
Street Class:
2LH 3
SE Wake Capacity Analysis
Piedmont
Two Lane Highway
Rural
Level
I
Lane Width(ft): 12
Lat. Clearance(ft): 6
No Passing Zones: 20.00 %
Access Points/Mile: 10
Grade Length(mi): 0.00
Grade Percent: 0.00 %
PHF:
K Factor:
D Factor:
Printed At:10:16:15AM On: 5/7/2009
0.90
0.10
0.70
LOS
A
B
C
D
D
Organization: HNTB
Truck/Bus Percent: 6.00 %
RV Percent: 0.00 %
BFFS(mph): 55
Max AADT
0
2,000
7,000
13,700
28,600
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
Fl
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:45:29PM On: 5/4/2009
12
2
0.75
6
0.00
0.00 %
0.90
0.08
0.60
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 16.00 %
Driver Population: 1.00
Max AADT
24,500
40,100
57,700
72,200
81,300
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F10
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:21:21PM On: 5/5/2009
12
3
0.75
6
0.00
0.00 %
0.90
0.09
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 14.00 %
Driver Population: 1.00
Max AADT
36,800
60,300
86,400
107,000
120,200
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F11
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:22:24PM On: 5/5/2009
12
5
1.00
6
0.00
0.00 %
0.90
0.09
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 18.00 %
Driver Population: 1.00
Max AADT
61,900
101,300
144,200
176,900
198,100
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F12
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:23:1 OPM On: 5/5/2009
12
2
1.00
6
0.00
0.00 %
0.90
0.09
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 6.00 %
Driver Population: 1.00
Max AADT
24,500
40,000
57,800
72,900
82,300
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F 13
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 3:07:47PM On: 5/6/2009
12
3
0.50
6
0.00
0.00 %
0.90
0.09
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 18.00 %
Driver Population: 1.00
Max AADT
36,900
60,400
86,100
105,900
118,600
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F14
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 3:08:11PM On: 5/6/2009
12
2
1.00
6
0.00
0.00 %
0.90
0.09
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 18.00 %
Driver Population: 1.00
Max AADT
23,100
37,800
54,600
68,800
77,700
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F15
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 3:08:32PM On: 5/6/2009
12
3
0.75
6
0.00
0.00 %
0.90
0.11
0.60
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 18.00 %
Driver Population: 1.00
Max AADT
27,100
44,400
63,600
78,800
88,500
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F16
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 3:08:S1PM On:S/6/2009
12
3
0.75
6
0.00
0.00 %
0.90
0.10
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 9.00 %
Driver Population: 1.00
Max AADT
34,000
55,600
79,600
98,600
110,700
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F17
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 3:09:07PM On: 5/6/2009
12
3
0.50
6
0.00
0.00 %
0.90
0.11
0.60
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 18.00 %
Driver Population: 1.00
Max AADT
27,700
45,300
64, 600
79,400
88,900
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F18
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 3:09:21PM On:S/6/2009
12
3
0.50
6
0.00
0.00 %
0.90
0.10
0.65
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 15.00 %
Driver Population: 1.00
Max AADT
28,500
46,600
66,500
81, 700
91, 600
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F2
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:47:25PM On: 5/4/2009
12
2
0.50
6
0.00
0.00 %
0.90
0.09
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 18.00 %
Driver Population: 1.00
Max AADT
24,000
39,300
56,400
70,000
78,600
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F3
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:48:15PM On: 5/4/2009
12
2
0.75
6
0.00
0.00 %
0.90
0.09
0.65
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 7.00 %
Driver Population: 1.00
Max AADT
21,000
34,400
49,400
61,800
69,600
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F4
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:49:48PM On: 5/4/2009
12
2
1.00
6
0.00
0.00 %
0.90
0.10
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 9.00 %
Driver Population: 1.00
Max AADT
21, 700
35,500
51,200
64,600
73,000
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
FS
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:51:19PM On: 5/4/2009
12
3
1.00
6
0.00
0.00 %
0.90
0.09
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 18.00 %
Driver Population: 1.00
Max AADT
35,500
58,100
83,600
104,300
117,300
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F6
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:52:13PM On: 5/4/2009
12
3
0.75
6
0.00
0.00 %
0.90
0.10
0.65
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 15.00 %
Driver Population: 1.00
Max AADT
27,900
45,700
65,500
81,100
91,100
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F7
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:52:56PM On: 5/4/2009
12
3
0.75
6
0.00
0.00 %
0.90
0.10
0.65
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 16.00 %
Driver Population: 1.00
Max AADT
27,800
45,500
65,200
80,700
90,700
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F8
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 439:58PM On: 5/5/2009
12
3
0.75
6
0.00
0.00 %
0.90
0.10
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 18.00 %
Driver Population: 1.00
Max AADT
32,500
53,300
76,300
94,500
106,200
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
F9
SE Wake Capacity Analysis
Piedmont
Freeway
Suburban
Level
Lane Width(ft):
Number of Lanes:
Interchanges/Mile:
Lat. Clearance(ft):
Grade Length(mi):
Grade Percent:
PHF:
K Factor:
D Factor:
Printed At: 4:19:59PM On: 5/5/2009
12
4
1.00
6
0.00
0.00 %
0.90
0.09
0.55
LOS
A
B
C
D
E
Organization: HNTB
RV Percent: 0.00 %
Truck/Bus Percent: 18.00 %
Driver Population: 1.00
Max AADT
48,400
79,300
113,500
140,300
157,500
Facility Name
Project Name:
Hammond
SE Wake Capacity Analysis
Region Type: Piedmont
Facility Type: Arterial
Design Category: Suburban
Functional Category: Minor Arterial
Street Class: Class II
Number of Lanes:
Segment Len.(mi)
Signals/Mile:
Cycle Length(s):
g/C Ratio:
PHF:
K Factor:
D Factor:
Printed At: 9:19:25AM On: 5/7/2009
2
2.50
3.00
120
0.55
0.90
0.09
0.60
LOS
A
B
C
D
E
Organization:
Prop. Lt:
FFS(mph):
Arival Type:
Max AADT
0
0
27,400
3 8,100
39,900
HNTB
12.00 %
45
3
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
MLH 1
SE Wake Capacity Analysis
Piedmont
Multi-Lane Highway
Suburban
Level
Number of Lanes: 2
Lane Width(ft): 12
Lat. Clearance(ft): 10
Access Points/Mile: 25.00
Median Type: Divided
Grade Length(mi): 0.00
Grade Percent: 0.00 %
PHF:
K Factor:
D Factor:
Printed At: 5:09:45PM On: 5/4/2009
0.90
0.09
0.60
LOS
A
B
C
D
E
Organization: HNTB
Driver Population: 1.00
Truck/Bus Percent: 7.00 %
RV Percent: 0.00 %
Max AADT
18,900
30,900
44,700
60,100
65,800
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
MLH 2
SE Wake Capacity Analysis
Piedmont
Multi-Lane Highway
Suburban
Level
Number of Lanes: 2
Lane Width(ft): 12
Lat. Clearance(ft): 10
Access Points/Mile: 25.00
Median Type: Divided
Grade Length(mi): 0.00
Grade Percent: 0.00 %
PHF:
K Factor:
D Factor:
Printed At: 5:18:53PM On: 5/5/2009
0.90
0.09
0.55
LOS
A
B
C
D
E
Organization: HNTB
Driver Population: 1.00
Truck/Bus Percent: 8.00 %
RV Percent: 0.00 %
Max AADT
20,500
33,600
48,500
65,300
71,500
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
MLH 3
SE Wake Capacity Analysis
Piedmont
Multi-Lane Highway
Suburban
Level
Number of Lanes: 2
Lane Width(ft): 12
Lat. Clearance(ft): 10
Access Points/Mile: 25.00
Median Type: Divided
Grade Length(mi): 0.00
Grade Percent: 0.00 %
PHF:
K Factor:
D Factor:
Printed At: 5:11:59PM On: 5/4/2009
0.90
0.10
0.65
LOS
A
B
C
D
E
Organization: HNTB
Driver Population: 1.00
Truck/Bus Percent: ll.00 %
RV Percent: 0.00 %
Max AADT
15,400
25,200
36,400
49,000
53,600
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
MLH 4
SE Wake Capacity Analysis
Piedmont
Multi-Lane Highway
Suburban
Level
Number of Lanes: 3
Lane Width(ft): 12
Lat. Clearance(ft): 10
Access Points/Mile: 25.00
Median Type: Divided
Grade Length(mi): 0.00
Grade Percent: 0.00 %
PHF:
K Factor:
D Factor:
Printed At: 5:13:07PM On: 5/4/2009
0.90
0.09
0.60
LOS
A
B
C
D
E
Organization: HNTB
Driver Population: 1.00
Truck/Bus Percent: 7.00 %
RV Percent: 0.00 %
Max AADT
28,400
46,400
67,000
90,200
98,700
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
MLH 5
SE Wake Capacity Analysis
Piedmont
Multi-Lane Highway
Suburban
Level
Number of Lanes: 3
Lane Width(ft): 12
Lat. Clearance(ft): 10
Access Points/Mile: 25.00
Median Type: Divided
Grade Length(mi): 0.00
Grade Percent: 0.00 %
PHF:
K Factor:
D Factor:
Printed At: 1:40:31PM On: 5/6/2009
0.90
0.10
0.55
LOS
A
B
C
D
E
Organization: HNTB
Driver Population: 1.00
Truck/Bus Percent: 9.00 %
RV Percent: 0.00 %
Max AADT
27,600
45,100
65,200
87,700
96,000
Facility Name
Project Name:
Region Type:
Facility Type:
Classification:
Terrain Type:
MLH 6
SE Wake Capacity Analysis
Piedmont
Multi-Lane Highway
Suburban
Level
Number of Lanes: 2
Lane Width(ft): 12
Lat. Clearance(ft): 10
Access Points/Mile: 25.00
Median Type: Undivided
Grade Length(mi): 0.00
Grade Percent: 0.00 %
PHF:
K Factor:
D Factor:
0.90
0.10
0.65
LOS
A
B
C
D
E
Printed At: 9:11:28AM On: 5/14/2009
Organization: HNTB
Driver Population: 1.00
Truck/Bus Percent: ll.00 %
RV Percent: 0.00 %
Max AADT
14,900
24,400
35,300
47,500
52,200
Facility Name
Project Name:
NC 42: 1
SE Wake Capacity Analysis
Region Type: Piedmont
Facility Type: Arterial
Design Category: Intermediate
Functional Category: Minor Arterial
Street Class: Class III
Number of Lanes:
Segment Len.(mi)
Signals/Mile:
Cycle Length(s):
g/C Ratio:
PHF:
K Factor:
D Factor:
Printed At:10:25:33AM On: 5/7/2009
2
0.62
5.00
120
0.50
0.90
0.10
0.65
LOS
A
B
C
D
E
Organization:
Prop. Lt:
FFS(mph):
Arival Type:
Max AADT
0
0
400
22,000
26,400
HNTB
5.00 %
35
3
Facility Name
Project Name:
NC 42: 2
SE Wake Capacity Analysis
Region Type: Piedmont
Facility Type: Arterial
Design Category: Intermediate
Functional Category: Minor Arterial
Street Class: Class III
Number of Lanes:
Segment Len.(mi)
Signals/Mile:
Cycle Length(s):
g/C Ratio:
PHF:
K Factor:
D Factor:
Printed At:10:26:22AM On: 5/7/2009
2
0.59
5.00
120
0.50
0.90
0.07
0.60
LOS
A
B
C
D
E
Organization:
Prop. Lt:
FFS(mph):
Arival Type:
Max AADT
0
0
0
31, 700
40, 700
HNTB
5.00 %
35
3
Facility Name
Project Name:
NC 50: 1
SE Wake Capacity Analysis
Region Type: Piedmont
Facility Type: Arterial
Design Category: Suburban
Functional Category: Minor Arterial
Street Class: Class II
Number of Lanes:
Segment Len.(mi)
Signals/Mile:
Cycle Length(s):
g/C Ratio:
PHF:
K Factor:
D Factor:
Printed At: 8:46:04AM On: 5/7/2009
1
3.20
1.00
120
0.55
0.90
0.10
0.70
LOS
A
B
C
D
E
Organization:
Prop. Lt:
FFS(mph):
Arival Type:
Max AADT
11, 700
14,100
15,200
16,800
18,800
HNTB
5.00 %
45
3
Facility Name
Project Name:
NC 55: 1
SE Wake Capacity Analysis
Region Type: Piedmont
Facility Type: Arterial
Design Category: Intermediate
Functional Category: Minor Arterial
Street Class: Class III
Number of Lanes:
Segment Len.(mi)
Signals/Mile:
Cycle Length(s):
g/C Ratio:
PHF:
K Factor:
D Factor:
Printed At:10:06:48AM On: 5/7/2009
1
1.20
4.00
120
0.50
0.90
0.10
0.65
LOS
A
B
C
D
E
Organization:
Prop. Lt:
FFS(mph):
Arival Type:
Max AADT
0
0
10,800
14,400
15,300
HNTB
15.00 %
35
4
Facility Name
Project Name:
Ten Ten: 1 (2035)
SE Wake Capacity Analysis
Region Type: Piedmont
Facility Type: Arterial
Design Category: Suburban
Functional Category: Minor Arterial
Street Class: Class II
Number of Lanes:
Segment Len.(mi)
Signals/Mile:
Cycle Length(s):
g/C Ratio:
PHF:
K Factor:
D Factor:
Printed At: 8:37:13AM On: 5/7/2009
2
3.60
1.00
120
0.55
0.90
0.10
0.55
LOS
A
B
C
D
E
Organization:
Prop. Lt:
FFS(mph):
Arival Type:
Max AADT
22,400
35,200
37,600
40,900
45,400
HNTB
5.00 %
45
3
Facility Name
Project Name:
Ten Ten: 1
SE Wake Capacity Analysis
Region Type: Piedmont
Facility Type: Arterial
Design Category: Suburban
Functional Category: Minor Arterial
Street Class: Class II
Number of Lanes:
Segment Len.(mi)
Signals/Mile:
Cycle Length(s):
g/C Ratio:
PHF:
K Factor:
D Factor:
Printed At: 8:33:34AM On: 5/7/2009
1
3.60
1.00
120
0.55
0.90
0.10
0.55
LOS
A
B
C
D
E
Organization:
Prop. Lt:
FFS(mph):
Arival Type:
Max AADT
11,100
17,500
18,800
20,500
22,700
HNTB
5.00 %
45
3
Facility Name
Project Name:
Ten Ten: 2
SE Wake Capacity Analysis
Region Type: Piedmont
Facility Type: Arterial
Design Category: Suburban
Functional Category: Minor Arterial
Street Class: Class II
Number of Lanes:
Segment Len.(mi)
Signals/Mile:
Cycle Length(s):
g/C Ratio:
PHF:
K Factor:
D Factor:
Printed At: 838:29AM On:S/7/2009
1
10.40
1.00
120
0.55
0.90
0.10
0.55
LOS
A
B
C
D
E
Organization:
Prop. Lt:
FFS(mph):
Arival Type:
Max AADT
14,900
17,900
19,300
21,200
23,800
HNTB
5.00 %
45
3
Facility Name
Project Name:
Timber
SE Wake Capacity Analysis
Region Type: Piedmont
Facility Type: Arterial
Design Category: Suburban
Functional Category: Minor Arterial
Street Class: Class II
Number of Lanes:
Segment Len.(mi)
Signals/Mile:
Cycle Length(s):
g/C Ratio:
PHF:
K Factor:
D Factor:
Printed At: 9:20:25AM On: 5/7/2009
2
4.00
2.00
120
0.55
0.90
0.11
0.65
LOS
A
B
C
D
E
Organization:
Prop. Lt:
FFS(mph):
Arival Type:
Max AADT
0
20,500
28,900
30,500
32,600
HNTB
12.00 %
45
3
HNTB North Carolina, PC 343 E. Six Forks Road
The HNTB Companies Suite 200
Engineers Architects Planners Raleigh, NC 27609
FINAL
Project Name Date of Meetinq
Southern and Eastern Wake Freeway 4/7/09
HNTB Project #
46816
From:
John Grant. P.E.
Purpose of Meetinq
Discuss scope/methodology of the
planning-level traffic capacity analysis.
MEETING MINUTES
Present:
Renee Roach, P.E.
Benjetta Johnson, P.E.
Doumit Ishak
Missy (Dickens) Pair, P.E.
Tracy Roberts, AICP
Spencer Franklin, P.E.
Bradley Reynolds, P.E.
John Grant, P.E.
Telephone (919) 546-8997
Facsimile (919) 546-9421
www.hntb.com
Location
NCDOT Transportation Mobility
and Safety Conference Room 161
Time
2:00 p.m.
I■ ■ ���
NCDOT-Transportation Mobility and Safety
NCDOT-Transportation Mobility and Safety (Congestion Management)
NCDOT-Transportation Mobility and Safety (Congestion Management)
NCDOT-Project Development and Environmental Analysis
HNTB-NCTA General Engineering Consultant (GEC)
HNTB-NCTA GEC
HNTB-NCTA GEC
HNTB-NCTA GEC
The following summarizes the meeting held on April 7, 2009 with the North Carolina Department of
Transportation (NCDOT) to discuss the Southern and Eastern Wake Freeway scope/methodology for the
planning-level traffic capacity analysis. The results of the analysis will be used to support development of
purpose and need far the proposed Southern and Eastern Wake Freeway project.
Introductions
• Introductions were conducted around the room. Each of the attendees introduced themselves and
stated their role on the project and signed the attendance sheet.
Mr. Roberts discussed the project background and stated the objective of the meeting was to
reach agreement on the scope and methodology of the planning-level traffic capacity analysis for
the proposed Southern and Eastern Wake Freeway project. The results of the analysis will be used
to support development of the purpose and need for the project. Mr. Roberts explained that the
North Carolina Turnpike Authority (NCTA) has not officially adopted Southern and Eastern
Wake Freeway as a candidate toll project, but that this is anticipated later this year. However,
should the project remain with NCDOT as a non-toll project, the results of the planning-level
capacity analysis could also be used by NCDOT for their own National Environmental Policy Act
(NEPA) studies (as is the case with the previously-completed traffic forecast referenced below).
The intent is that work products developed by NCTA could be used by either NCDOT or NCTA.
Mr. Franklin mentioned that the planning-level capacity analysis will utilize the approved
Southern and Eastern Wake Freeway Final Traffic Forecast Report prepared by HNTB on behalf
Southern and Eastern Wake Freeway
April 7, 2009 Meeting Minutes
Page 2 of 3
of NCTA in February 2009. A hard copy of the report was provided to Ms. Johnson at the
meeting.
Planning-Level Traffic Capacity Analysis
• Mr. Grant mentioned that the analysis will be performed in accordance with the "NCDOT
Congestion Management Capacity Analysis Guidelines" revised 2-15-2006. Any deviations from
these guidelines will be discussed with NCDOT and explained in the memorandum.
• Mr. Grant stated that North Carolina Level of Service (NCLOS) software, Version 2.0, will be
used to determine segmental roadway levels of service and volume-capacity ratio for all scenarios
because the approved traffic forecast is a link-level farecast does not have detailed directional
movements.
• Mr. Grant mentioned that the analysis will only include the mainline freeway segments and not
the ramp merge, ramp diverge, and weaving elements. NCLOS is not capable of providing this
level of detailed analysis and no capacity analyses will be performed for collector-distributor
(CD) roadways as NCLOS is not designed for this application.
• Mr. Grant mentioned that the analysis criteria for each roadway (freeway and arterial) will be
established for the analysis and provided in the inemorandum. The initial analysis assumptions
and scenarios were included with the agenda (attached) and Mr. Grant discussed these
assumptions. These input values will be based on field-observed data collection, the approved
traffic forecast and engineering judgment.
• Mr. Grant mentioned that roadway levels of service and volume-capacity ratios will be analyzed
for a11 routes included in the traffic %recast.
• Mr. Grant showed a similar example of a traffic operations technical memorandum for an NCTA
project. The Gaston East-West Connector Traffic Operations Technical Memorandum was
coinpleted by PBS&J in Septeinber 2008 and the approach and methodology in that
memorandum will be used as an example for the Southern and Eastern Wake Freeway traffic
capacity analysis.
• Mr. Grant mentioned that a crash data request will be submitted to NCDOT and that a separate
crash analysis report will be completed during development of the purpose and need. Mr. Grant is
coordinating the scope of the crash data request with Brian Mayhew of NCDOT. Update: NCTA
submitted the request for crash data to NCDOT on April 1 S, 2009. NCDOT agreed to provide the
crash data by May 1 S, 2009.
• Ms. Pair asked if safety would be included as a need for the project. Mr. Roberts responded that it
is unlikely to be included as a need but that crash data would still be collected. Ms. Pair was in
agreement that anticipated new location projects, such as Southern and Eastern Wake Freeway,
generally do not have a safety component of the purpose and need due to the difficulty in
demonstrating that safety improvements on existing roads would be provided by new location
proj ects.
Wrap-up
• Mr. Reynolds asked if anyone had questions or concerns with the proposed scope and
methodology to be used for the planning-level capacity analysis. All meeting attendees were in
agreement with the assumptions, approach and scenarios as discussed.
Action Items
o HNTB mailed a copy of the latest NCLOS software (Version 2.0) to Ms. Benjetta
Johnson, P.E. on Apri120, 2009.
Southern and Eastern Wake Freeway
April 7, 2009 Meeting Minutes
Page 3 of 3
o HNTB will prepare draft meeting minutes and distribute to all attendees for comment.
After the comments are addressed, HNTB will submit final meeting minutes.
The foregoing constitutes our understanding of the matters discussed and the conclusions reached. If there are
any questions, corrections, omissions, or additional comments, please advise John Grant (HNTB) within five
working days after receipt of these minutes.
cc: Attendees
Jennifer Harris, P.E., NCTA
Project File