Wetland Impact Summary Table M-0540_revised 20230526

Hand Existing Existing
Permanent Temp. Excavation Mechanized Clearing Permanent Temp. Channel Channel Natural
Site Station Structure Fill In Fill In in Clearing in SW SW Impacts Impacts Stream
No. (From/To) Size / Type Wetlands Wetlands Wetlands in Wetlands Wetlands impacts impacts Permanent Temp. Design
(ac) (ac) (ac) (ac) (ac) (ac) (ac) (ft) (ft) (ft)
3 Rock Sill 0.37
Oyster Structure 0.09
Fill 0.22 0.48
TOTALS*:0.22 0.00 0.00 0.00 0.00 0.94 0.00 0 0 0
*Rounded totals are sum of actual impacts
NOTES:
Revised 2018 Feb
SHEET 18 OF 18
1.OYSTER STRUCTURES TO BE HAND PLACED WITHOUT THE USE OF HEAVY MACHINERY TO MINIMIZE IMPACTS TO THE EXISTING
ENVIRONMENT.
2.ALL PROPOSED STABILIZATION WORK ON EMBANKMENT TO BE COMPLETED FROM THE NC-24 RIGHT-OF-WAY TO MINIMIZE
IMPACTS TO THE EXISTING ENVIRONMENT.
3.ACCESS FOR CONSTRUCTION OF THE PROPOSED LIVING SILL AND TIDAL LOW MARSH TO UTILIZE A TEMPORARY TRESTLE BRIDGE
IN AN EFFORT TO MINIMIZE IMPACTS TO THE EXISTING ENVIRONMENT.
4.5/26/2023: PERMANENT SW IMPACTS FOR OYSTER STRUCTURE REVISED FROM 0.10 TO 0.09 (3900 SQUARE FEET) DUE TO CHANGES
IN THE OYSTER STRUCTURE LAYOUT.
WETLAND AND SURACE WATER IMPACTS SUMMARY
SURFACE WATER IMPACTSWETLAND IMPACTS
NC DEPARTMENT OF TRANSPORTATION
DIVISION OF HIGHWAYS
4/27/2021
Revised 5/26/2023
CARTERET/ONSLOW
M-0540A
WBS 49083.3.1
Submitted 4/11/2022