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HomeMy WebLinkAbout20140764 Ver 1_Diffuse flow inspection_20170424Wetland Inspection Report Project Num: 20140764 Project Name: NCDOT- Bridge No. 229 on SR County: Guilford Location: NCDOT- Bridge No. 229 on SR 3188 Latitude: +35° 58' 38" SW Plan Location Site Owner Name NC DOT Division 7 Inspection Date: 4/13/2017 Reason for Inspection Routine Inspection Type: Site Inspection (DOT) Inspection Contact Person: On-Site Representative(s): Primary Inspector: Dave Wanucha Secondary Inspector(s): Facility Compliance Status: � Compliant Program Areas: 401 (includes isolated/non-404) Question Areas: � Permit (401 WQC) Inspection Summary: Version: 1 Status: Issued Project Type: Replace bridge with bridge Region: Central Title: ❑ Not Compliant Longitude: -79° 32' 32" Phone: Phone: 336-776-9703 A change in a diffuse flow measure was required because of an unexpected drainage pattern. page: 1 Site Number: 20140764 Owner: Tippett, Lyndo Inspection Date: 4/13/2017 Inspection Type: Site Inspection (DOT) Permit (401 WQC) Does the impact(s) match what was approved in the 401 WQC or non 404 permit? Are the culverts and/or filled areas installed properly? Is the site compliant with additional conditions of the 401 WQC or non 404 permit? Reason for Visit: Routine Yes No NA NE � ❑ ❑ ❑ � ❑ ❑ ❑ � ❑ ❑ ❑ Comment: I visited that site to review a chanqe to an on-site stormwater, diffuse flow measure. As it was oriqinallv desiqned, stormwater was cuttinq an erosion ditch throuqh the buffer. It was decided to build a hvbrid level spreader/enerqv dissipator pad out of riprap to collect runoff and provide diffuse flow. The backhoe operator was in the process of buildinq the structure. Water from the ditch was beqinninq to accumulate in the hvbrid diffuse flow measure. I was satisfied that it would provide the necessarv diffuse flow. I will conduct a follow-uq inspection to review its efficacv. page: 2