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Vade Mecum Creek
Intermittent
Pond
Stokes 15 Study Area
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FLAGGING MAP
BRIDGE REPLACEMENT
STOKES BRIDGE 840015
2014 Aerial NC Onemap
County: Stokes
Division: 9
WBS: 176P.9.R.98
Date: August 2019
N
i
Figure
1
NC DWQ Stream Identification Form Version 4.11
Date: 4/30/2018
Project/Site: Stokes 15
Latitude: 36.397936
Evaluator: H. Smith
County: Stokes
Longitude:-80.331404
Total Points: Stream is at
least intermittent if > 19
least
perennial > 3f
21.0
Stream Determination
Other: Stream A
Ephemeral
Intermittent
Perennial
A. Geomorphology (Subtotal= 8.5)
Absent
Weak
Moderate
Strong
1a. Continuity of channel bed and bank
0
1
2
Q3
2. Sinuosity of channel along thalweg
0
i1
2
3
3. In -channel structure: riffle -pool, step -pool, ripple -pool sequence
0
10
2
3
4. Particle size of stream substrate
0
1
2
3
5. Active/relict floodplain
0
1
2
3
6. Depositional bars or benches
0
1
2
3
7. Recent alluvial deposits
1
2
3
8. Headcuts
0
1
2
3
9. Grade Control
0.5
1
1.5
10. Natural Valley
0
.5
1
1.5
11. Second or greater order channel
o= 0
Yes= 3
aartificial ditches are not rated; see discussions in manual
B. Hydrology (Subtotal= 7.5)
12. Presence of Baseflow
0
1
2
03
13. Iron oxidizing bacteria
CD
1
2
3
14. Leaf litter
1
0.5
0
15. Sediment on plant or debris
QO
0.5
1
1.5
16. Organic debris lines or piles
1 0
0.5
1 1
1 1.5
17. Soil -based evidence of high water table
I No= 0
1 Yes= 3
C. Biology (Subtotal= 5.0)
18. Fibrous roots in streambed
3
CD
1
0
19. Rooted upland plants in streambed
03
2
1
0
20. Macrobenthos (note diversity and abundance)
0
1
2
3
21. Aquatic Mollusks
0
1
2
3
22. Fish
QO
0.5
1
1.5
23. Crayfish
OO
0.5
1
1.5
24. Amphibians
0
0.5
1
1.5
25. Algae
QO
0.5
1
1.5
26. Wetland plants in streambed
FACW= 0.75;
OBL=
1.5; ther=
0
* perennial streams may also be identified using other methods. See p. 35 of manual
Notes/Sketch:
NC DWQ Stream Identification Form Version 4.11
Date: 1/30/2018
Project/Site: Stokes 15
Latitude: 36.397864
Evaluator: H. Smith
County: Stokes
Longitude:-80.330998
Total Points: Stream is at
least intermittent if > 19
l e perennial t > 3f
42.5
Stream Determination
Other: Vade Mecum Creek
Ephemeral
Intermittent(
A. Geomorphology (Subtotal= 22.0 )
Absent
Weak
Moderate
Strong
1a. Continuity of channel bed and bank
0
1
2
G3
2. Sinuosity of channel along thalweg
0
1
2
3. In -channel structure: riffle -pool, step -pool, ripple -pool sequence
0
1
2
03
4. Particle size of stream substrate
0
1
2
3
5. Active/relict floodplain
0
1
2
3
6. Depositional bars or benches
0
1
2
3
7. Recent alluvial deposits
1
2
3
8. Headcuts
0
1
2
3
9. Grade Control
0
0.5
1
10. Natural Valley
0
0.5
1
05
11. Second or greater order channel
No= 0
Yes= 3
aartificial ditches are not rated; see discussions in manual
B. Hydrology (Subtotal= 8.5)
12. Presence of Baseflow
0
1
2
03
13. Iron oxidizing bacteria
CD
1
2
3
14. Leaf litter
1
0.5
0
15. Sediment on plant or debris
QO
0.5
1
1.5
16. Organic debris lines or piles
0
0.5
01
1.5
17. Soil -based evidence of high water table
No= 0
Yes= 3
C. Biology (Subtotal= 12.0)
18. Fibrous roots in streambed
3
2
1
0
19. Rooted upland plants in streambed
(3)
2
1
0
20. Macrobenthos (note diversity and abundance)
0
1
2
Cp
21. Aquatic Mollusks
0
1
2
3
22. Fish
0
0.5
1
23. Crayfish
OO
0.5
1
1.5
24. Amphibians
0
0.5
1
1.
25. Algae
QO
0.5
1
1.5
26. Wetland plants in streambed
FACW= 0.75;
OBL=
1.5; ther=
0
* perennial streams may also be identified using other methods. See p. 35 of manual
Notes/Sketch:
WETLAND DETERMINATION DATA FORM — Eastern Mountains and Piedmont Region
Project/Site: Bridge 840015 City/County: Stokes Sampling Date: 1 /30/2018
Applicant/Owner: NCDOT State: NC Sampling Point: Upland
Investigator(s): H. Smith Section, Township, Range:
Landform (hillslope, terrace, etc.): hilislope Local relief (concave, convex, none): concave Slope (%): 0
Subregion (LRR or MLRA): P 136 Lat: 36.397729 Long:-80.330383 Datum: 83
Soil Map Unit Name: Riverview and Toccoa NWI classification: N/A
Are climatic / hydrologic conditions on the site typical for this time of year? Yes F v I No ❑ (If no, explain in Remarks.)
Are Vegetation Soil ❑, or Hydrology ❑ significantly disturbed? Are "Normal Circumstances" present? Yes 0 No 0✓
Are Vegetation 0, Soil ❑, or Hydrology ❑ naturally problematic? (If needed, explain any answers in Remarks.)
SUMMARY OF FINDINGS — Attach site map showing sampling point locations, transects, important features, etc.
Hydrophytic Vegetation Present? Yes F No 0 Is the Sampled Area
Hydric Soil Present? Yes No= within a Wetland? Yes 0 No 0
Wetland Hydrology Present? Yes No =
Remarks:
The area was hit by a tornado within the past year.
HYDROLOGY
Wetland Hydrology Indicators:
Secondary Indicators (minimum of two required)
Primary Indicators (minimum of one is required: check all that aooly)
❑ Surface Soil Cracks (136)
❑ Surface Water (Al) ❑ True Aquatic Plants (1314)
❑ Sparsely Vegetated Concave Surface (B8)
❑ High Water Table (A2) ❑ Hydrogen Sulfide Odor (Cl)
❑ Drainage Patterns (B10)
❑ Saturation (A3) ❑ Oxidized Rhizospheres on Living Roots (C3)
❑ Moss Trim Lines (B16)
❑ Water Marks (B1) ❑ Presence of Reduced Iron (C4)
❑ Dry -Season Water Table (C2)
❑ Sediment Deposits (B2) ❑ Recent Iron Reduction in Tilled Soils (C6)
❑ Crayfish Burrows (C8)
❑ Drift Deposits (B3) ❑ Thin Muck Surface (C7)
❑ Saturation Visible on Aerial Imagery (C9)
❑ Algal Mat or Crust (B4) ❑ Other (Explain in Remarks)
❑ Stunted or Stressed Plants (D1)
❑ Iron Deposits (135)
❑ Geomorphic Position (D2)
Inundation Visible on Aerial Imagery (137)
❑ Shallow Aquitard (D3)
❑ Water -Stained Leaves (B9)
❑ Microtopographic Relief (D4)
Aquatic Fauna (B13)
❑ FAC-Neutral Test (D5)
Field Observations:
Surface Water Present? Yes 0 No Q Depth (inches): N/A
Water Table Present? Yes ❑ No= Depth (inches): N/A
n
Saturation Present? Yes ❑ No = Depth (inches): N/A
Wetland Hydrology Present? Yes No
includes capillary fringe)
Describe Recorded Data (stream gauge, monitoring well, aerial photos, previous inspections), if available:
Remarks:
US Army Corps of Engineers Eastern Mountains and Piedmont — Version 2.0
VEGETATION (Five Strata) - Use scientific names of plants.
Bridge 840015
Sampling Point: Upland
Tree Stratum (Plot size: 9.1 m )
1. Ilex opaca
2. Juniperus virginiana
3. Acer rubrum
A Liriodendron tuliDifera
6.
Absolute Dominant Indicator Dominance Test worksheet:
% Cover Species? Status Number of Dominant Species
10 FACU That Are OBL, FACW, or FAC: 1
10 FACU
Total Number of Dominant
5 FAC Species Across All Strata: 4
40 Y FACU
Percent of Dominant Species
That Are OBL, FACW, or FAC: 25%
6
50% of total cover: 32.5
Sapling Stratum (Plot size: 9.1 m )
1. Ilex opaca 5
2. Juniperus virginiana 1
5.
6.
50% of total cover: 7.5
Shrub Stratum (Plot size: 9.1 m )
1 Ligustrum sinense
4.
5.
50% of total cover: 10
Herb Stratum (Plot size: 9.1 M )
1. Juncus effusus
2.
3.
4.
6.
7.
8.
50% of total cover: 2.5
Woody Vine Stratum (Plot size: 9.1 m )
1. No rooted vines
4.
5.
(A)
(A/B)
5 = Total Cover
0
Prevalence Index worksheet:
20% of total cover: 13
Total % Cover of:
Multiply by:
OBL species 0
x 1 =
0
Y FACU
FACW species 5
x 2 =10
FACU
FAC species 5
x 3 =15
FACU species 95
x 4 =
380
UPL species 0
x 5 =
0
Column Totals: 105
(A)
405 (B)
Prevalence Index =
B/A = 3.9
15 = Total Cover
20% of total cover: 3
Zu = Total Cover
20% of total cover: 4
❑ 1 - Rapid Test for Hydrophytic Vegetation
❑ 2 - Dominance Test is >50%
_❑ 3 - Prevalence Index is <-3.0'
❑ 4 - Morphological Adaptations' (Provide supporting
data in Remarks or on a separate sheet)
❑ Problematic Hydrophytic Vegetation' (Explain)
'Indicators of hydric soil and wetland hydrology must
be present, unless disturbed or problematic.
Definitions of Five Vegetation Strata:
- Tree - Woody plants, excluding woody vines,
approximately 20 ft (6 m) or more in height and 3 in.
5 Y FACW (7.6 cm) or larger in diameter at breast height (DBH).
5 = Total Cover
20% of total cover: 1
= Total Cover
50% of total cover: 20% of total cover:
Remarks: (Include photo numbers here or on a separate sheet.)
Sapling - Woody plants, excluding woody vines,
approximately 20 ft (6 m) or more in height and less
than 3 in. (7.6 cm) DBH.
Shrub - Woody plants, excluding woody vines,
approximately 3 to 20 ft (1 to 6 m) in height.
Herb - All herbaceous (non -woody) plants, including
herbaceous vines, regardless of size, and woody
plants, except woody vines, less than approximately 3
ft (1 m) in height.
Woody vine - All woody vines, regardless of height.
Hydrophytic
Vegetation
Present? Yes ❑ No�
US Army Corps of Engineers Eastern Mountains and Piedmont - Version 2.0
SOIL
Bridge 840015
Sampling Point: Upland
Description: (Describe to the depth needed to document the indicator or confirm the absence of indicators.
Depth Matrix Redox Features
(inches) Color (moist) % Color (moist) % Type' Loc Texture Remarks
0-6 7.5YR 5/4 100 loam
6-12 10YR 4/4 90 7.5YR 5/6 10 C M loam
'Type: C=Concentration, D=Depletion,
Hydric Soil Indicators:
0 Histosol (Al)
❑ Histic Epipedon (A2)
❑ Black Histic (A3)
❑ Hydrogen Sulfide (A4)
❑ Stratified Layers (A5)
❑ 2 cm Muck (A10) (LRR N)
❑ Depleted Below Dark Surface (A11:
❑ Thick Dark Surface (Al2)
❑ Sandy Mucky Mineral (S1) (LRR N,
MLRA 147, 148)
❑ Sandy Gleyed Matrix (S4)
❑ Sandy Redox (S5)
❑ Stripped Matrix (S6)
Restrictive Layer (if observed):
Type
Depth (inches):
Remarks:
RM=Reduced
MS=Masked Sand Grains. 2Location: PL=Pore Lining, M=Matrix.
Indicators for Problematic Hydric Sc
❑ Dark Surface (S7)
0 2 cm Muck (A10) (MLRA 147)
❑ Polyvalue Below Surface (S8) (MLRA 147, 148)
❑ Coast Prairie Redox (A16)
❑ Thin Dark Surface (S9) (MLRA 147, 148)
(MLRA 147, 148)
❑ Loamy Gleyed Matrix (F2)
0 Piedmont Floodplain Soils (F19)
❑ Depleted Matrix (F3)
(MLRA 136, 147)
❑ Redox Dark Surface (F6)
❑ Very Shallow Dark Surface (TF12)
❑ Depleted Dark Surface (F7)
❑ Other (Explain in Remarks)
❑ Redox Depressions (F8)
❑ Iron -Manganese Masses (F12) (LRR N,
MLRA 136)
❑ Umbric Surface (F13) (MLRA 136, 122) 3Indicators of hydrophytic vegetation and
❑ Piedmont Floodplain Soils (F19) (MLRA 148) wetland hydrology must be present,
❑ Red Parent Material (F21) (MLRA 127, 147) unless disturbed or problematic.
Hydric Soil Present? Yes ❑ No ❑✓
US Army Corps of Engineers Eastern Mountains and Piedmont — Version 2.0