HomeMy WebLinkAbout20170185 Ver 2_Jurdistictional Determination_20171213 (2)wb-13
we-06
we-05
we-02 we-01
wd-05wd-04
wc-03wc-02
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wb-09 wb-07
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wa-06 wa-05 wa-04
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AQUATIC FEATURESProject No. 17BP.7.R.104Bridge No. 283 over Little Troublesome Creek on SR 2686Rockingham County, NC
0 300150Feet1 inch = 150 feet¯FIGURE3
Legend
Study Area
Wetland
Stream
US Army Corps of Engineers Eastern Mountains and Piedmont – Interim Version
WETLAND DETERMINATION DATA FORM – Eastern Mountains and Piedmont
Project/Site: City/County: Sampling Date:
Applicant/Owner: State: Sampling Point:
Investigator(s): Section, Township, Range:
Landform (hillslope, terrace, etc.): Local relief (concave, convex, none): Slope (%):
Subregion (LRR or MLRA): Lat: Long: Datum:
Soil Map Unit Name: NWI classification:
Are climatic / hydrologic conditions on the site typical for this time of year? Yes No (If no, explain in Remarks.)
Are Vegetation , Soil , or Hydrology significantly disturbed? Are “Normal Circumstances” present? Yes No
Are Vegetation , 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 No Hydric Soil Present? Yes No Wetland Hydrology Present? Yes No
Is the Sampled Area
within a Wetland? Yes No
Remarks:
HYDROLOGY
Wetland Hydrology Indicators: Secondary Indicators (minimum of two required)
Primary Indicators (minimum of one is required; check all that apply) Surface Soil Cracks (B6)
Surface Water (A1) True Aquatic Plants (B14) Sparsely Vegetated Concave Surface (B8) High Water Table (A2) Hydrogen Sulfide Odor (C1) 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 (B5) Geomorphic Position (D2) Inundation Visible on Aerial Imagery (B7) Shallow Aquitard (D3) Water-Stained Leaves (B9) Microtopographic Relief (D4) Aquatic Fauna (B13) FAC-Neutral Test (D5)
Field Observations:
Surface Water Present? Yes No Depth (inches):
Water Table Present? Yes No Depth (inches):
Saturation Present? Yes No Depth (inches): (includes capillary fringe) Wetland Hydrology Present? Yes No
Describe Recorded Data (stream gauge, monitoring well, aerial photos, previous inspections), if available:
Remarks:
Mowed lawn slightly upslope from WEForm covers wetlands WC, WD and WE
Bridge No. 283 on SR 2686 Richardson Drive Rockingham County 07 Jun, 2016
NCDOT WE-05 up
R. Lepsic
hillslope concave 2-4
LRR P 36.342521 -79.678409 NAD83
Clifford-Urban
✔
✔
✔✔
✔
✔
NC
✔
Wetland hydrology indicators not present
✔
✔
✔
Version 2.0
US Army Corps of Engineers Eastern Mountains and Piedmont – Interim Version
VEGETATION (Four Strata) – Use scientific names of plants. Sampling Point:
Absolute Dominant Indicator Tree Stratum (Plot size: ) % Cover Species? Status
1.
2.
3.
4.
5.
6.
7.
8.
= Total Cover Sapling/Shrub Stratum (Plot size: )
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
= Total Cover Herb Stratum (Plot size: )
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
= Total Cover Woody Vine Stratum (Plot size: )
1.
2.
3.
4.
5.
6.
= Total Cover
Dominance Test worksheet:
Number of Dominant Species That Are OBL, FACW, or FAC: (A) Total Number of Dominant Species Across All Strata: (B) Percent of Dominant Species That Are OBL, FACW, or FAC: (A/B)
Prevalence Index worksheet:
Total % Cover of: Multiply by:
OBL species x 1 =
FACW species x 2 =
FAC species x 3 =
FACU species x 4 =
UPL species x 5 =
Column Totals: (A) (B)
Prevalence Index = B/A =
Hydrophytic Vegetation Indicators:
1 - Rapid Test for Hydrophytic Vegetation
2 - Dominance Test is >50%
3 - Prevalence Index is 3.01
4 - Morphological Adaptations1 (Provide supporting data in Remarks or on a separate sheet)
Problematic Hydrophytic Vegetation1 (Explain)
1Indicators of hydric soil and wetland hydrology must be present, unless disturbed or problematic.
Definitions of Four Vegetation Strata:
Tree – Woody plants, excluding vines, 3 in. (7.6 cm) or more in diameter at breast height (DBH), regardless of height.
Sapling/Shrub – Woody plants, excluding vines, less than 3 in. DBH and greater than 3.28 ft (1 m) tall.
Herb – All herbaceous (non-woody) plants, regardless of size, and woody plants less than 3.28 ft tall.
Woody vine – All woody vines greater than 3.28 ft in height.
Hydrophytic
Vegetation
Present? Yes No
Remarks: (Include photo numbers here or on a separate sheet.)
WE-05 up
0
2
0%
00
00
00
00
00
0 0
0
30' x 30'
0%30' x 30'
30' x 30'
Cynodon dactylon
Plantago sp
Viola sp
50
50
10
5
115%
Y
Y
N
N
FACU
FACU
Festuca rubra
30' x 30'
0%
0%
Area regularly mowed and maintained. No woody vegetation.
✔
Version 2.0
US Army Corps of Engineers Eastern Mountains and Piedmont – Interim Version
SOIL Sampling Point:
Profile 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) % Type1 Loc2 Texture Remarks
1Type: C=Concentration, D=Depletion, RM=Reduced Matrix, MS=Masked Sand Grains. 2Location: PL=Pore Lining, M=Matrix.
Hydric Soil Indicators: Indicators for Problematic Hydric Soils3:
Histosol (A1) Dark Surface (S7) 2 cm Muck (A10) (MLRA 147) Histic Epipedon (A2) Polyvalue Below Surface (S8) (MLRA 147, 148) Coast Prairie Redox (A16) Black Histic (A3) Thin Dark Surface (S9) (MLRA 147, 148) (MLRA 147, 148) Hydrogen Sulfide (A4) Loamy Gleyed Matrix (F2) Piedmont Floodplain Soils (F19) Stratified Layers (A5) Depleted Matrix (F3) (MLRA 136, 147) 2 cm Muck (A10) (LRR N) Redox Dark Surface (F6) Red Parent Material (TF2) Depleted Below Dark Surface (A11) Depleted Dark Surface (F7) Very Shallow Dark Surface (TF12) Thick Dark Surface (A12) Redox Depressions (F8) Other (Explain in Remarks) Sandy Mucky Mineral (S1) (LRR N, Iron-Manganese Masses (F12) (LRR N, MLRA 147, 148) MLRA 136) Sandy Gleyed Matrix (S4) Umbric Surface (F13) (MLRA 136, 122) 3Indicators of hydrophytic vegetation and Sandy Redox (S5) Piedmont Floodplain Soils (F19) (MLRA 148) wetland hydrology must be present, Stripped Matrix (S6) unless disturbed or problematic.
Restrictive Layer (if observed):
Type:
Depth (inches):
Hydric Soil Present? Yes No
Remarks:
Version 2.0
WE-05 up
0-2
2-12+
7.5YR 3/4
7.5YR 4/6
100
100
clay
clay
✔
Hydric soil indicator not present.
US Army Corps of Engineers Eastern Mountains and Piedmont – Interim Version
WETLAND DETERMINATION DATA FORM – Eastern Mountains and Piedmont
Project/Site: City/County: Sampling Date:
Applicant/Owner: State: Sampling Point:
Investigator(s): Section, Township, Range:
Landform (hillslope, terrace, etc.): Local relief (concave, convex, none): Slope (%):
Subregion (LRR or MLRA): Lat: Long: Datum:
Soil Map Unit Name: NWI classification:
Are climatic / hydrologic conditions on the site typical for this time of year? Yes No (If no, explain in Remarks.)
Are Vegetation , Soil , or Hydrology significantly disturbed? Are “Normal Circumstances” present? Yes No
Are Vegetation , 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 No Hydric Soil Present? Yes No Wetland Hydrology Present? Yes No
Is the Sampled Area
within a Wetland? Yes No
Remarks:
HYDROLOGY
Wetland Hydrology Indicators: Secondary Indicators (minimum of two required)
Primary Indicators (minimum of one is required; check all that apply) Surface Soil Cracks (B6)
Surface Water (A1) True Aquatic Plants (B14) Sparsely Vegetated Concave Surface (B8) High Water Table (A2) Hydrogen Sulfide Odor (C1) 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 (B5) Geomorphic Position (D2) Inundation Visible on Aerial Imagery (B7) Shallow Aquitard (D3) Water-Stained Leaves (B9) Microtopographic Relief (D4) Aquatic Fauna (B13) FAC-Neutral Test (D5)
Field Observations:
Surface Water Present? Yes No Depth (inches):
Water Table Present? Yes No Depth (inches):
Saturation Present? Yes No Depth (inches): (includes capillary fringe) Wetland Hydrology Present? Yes No
Describe Recorded Data (stream gauge, monitoring well, aerial photos, previous inspections), if available:
Remarks:
Mowed road side ditch. Ditch broad and flat. Conveys flows from stream outside of study area.Form covers wetlands WC, WD, and WE.
Bridge No. 283 on SR 2686 Richardson Drive Rockingham County 07 Jun, 2016
NCDOT WE-05 wet
R. Lepsic
floodplain concave 0-2
LRR P 36.342521 -79.678409 NAD83
Clifford-Urban PEM1
✔
✔
✔✔
✔
✔
NC
✔
✔
✔✔
✔
<1
8
5 ✔
Flowing/standing water in wetland
✔
✔
✔
Version 2.0
US Army Corps of Engineers Eastern Mountains and Piedmont – Interim Version
VEGETATION (Four Strata) – Use scientific names of plants. Sampling Point:
Absolute Dominant Indicator Tree Stratum (Plot size: ) % Cover Species? Status
1.
2.
3.
4.
5.
6.
7.
8.
= Total Cover Sapling/Shrub Stratum (Plot size: )
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
= Total Cover Herb Stratum (Plot size: )
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
= Total Cover Woody Vine Stratum (Plot size: )
1.
2.
3.
4.
5.
6.
= Total Cover
Dominance Test worksheet:
Number of Dominant Species That Are OBL, FACW, or FAC: (A) Total Number of Dominant Species Across All Strata: (B) Percent of Dominant Species That Are OBL, FACW, or FAC: (A/B)
Prevalence Index worksheet:
Total % Cover of: Multiply by:
OBL species x 1 =
FACW species x 2 =
FAC species x 3 =
FACU species x 4 =
UPL species x 5 =
Column Totals: (A) (B)
Prevalence Index = B/A =
Hydrophytic Vegetation Indicators:
1 - Rapid Test for Hydrophytic Vegetation
2 - Dominance Test is >50%
3 - Prevalence Index is 3.01
4 - Morphological Adaptations1 (Provide supporting data in Remarks or on a separate sheet)
Problematic Hydrophytic Vegetation1 (Explain)
1Indicators of hydric soil and wetland hydrology must be present, unless disturbed or problematic.
Definitions of Four Vegetation Strata:
Tree – Woody plants, excluding vines, 3 in. (7.6 cm) or more in diameter at breast height (DBH), regardless of height.
Sapling/Shrub – Woody plants, excluding vines, less than 3 in. DBH and greater than 3.28 ft (1 m) tall.
Herb – All herbaceous (non-woody) plants, regardless of size, and woody plants less than 3.28 ft tall.
Woody vine – All woody vines greater than 3.28 ft in height.
Hydrophytic
Vegetation
Present? Yes No
Remarks: (Include photo numbers here or on a separate sheet.)
WE-05 wet
2
2
100%
00
00
00
00
00
0 0
0
10' x 30'
0%10' x 30'
10' x 30'
Carex crinita
Juncus effusus
Eutrochium purpureum
Grasses
30
40
10
5
15
100%
Y
Y
N
N
N
OBL
OBL
FACW
FAC
Peltandra virginica
10' x 30'
0%
0%
✔
Area regularly mowed and maintained. No woody vegetation. Plot size reduced due to narrow width of wetland.
✔
Version 2.0
US Army Corps of Engineers Eastern Mountains and Piedmont – Interim Version
SOIL Sampling Point:
Profile 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) % Type1 Loc2 Texture Remarks
1Type: C=Concentration, D=Depletion, RM=Reduced Matrix, MS=Masked Sand Grains. 2Location: PL=Pore Lining, M=Matrix.
Hydric Soil Indicators: Indicators for Problematic Hydric Soils3:
Histosol (A1) Dark Surface (S7) 2 cm Muck (A10) (MLRA 147) Histic Epipedon (A2) Polyvalue Below Surface (S8) (MLRA 147, 148) Coast Prairie Redox (A16) Black Histic (A3) Thin Dark Surface (S9) (MLRA 147, 148) (MLRA 147, 148) Hydrogen Sulfide (A4) Loamy Gleyed Matrix (F2) Piedmont Floodplain Soils (F19) Stratified Layers (A5) Depleted Matrix (F3) (MLRA 136, 147) 2 cm Muck (A10) (LRR N) Redox Dark Surface (F6) Red Parent Material (TF2) Depleted Below Dark Surface (A11) Depleted Dark Surface (F7) Very Shallow Dark Surface (TF12) Thick Dark Surface (A12) Redox Depressions (F8) Other (Explain in Remarks) Sandy Mucky Mineral (S1) (LRR N, Iron-Manganese Masses (F12) (LRR N, MLRA 147, 148) MLRA 136) Sandy Gleyed Matrix (S4) Umbric Surface (F13) (MLRA 136, 122) 3Indicators of hydrophytic vegetation and Sandy Redox (S5) Piedmont Floodplain Soils (F19) (MLRA 148) wetland hydrology must be present, Stripped Matrix (S6) unless disturbed or problematic.
Restrictive Layer (if observed):
Type:
Depth (inches):
Hydric Soil Present? Yes No
Remarks:
Version 2.0
WE-05 wet
0-12+ 7.5YR 3/1 85 7.5YR 4/6 15 C PL silt clay
✔
✔