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HomeMy WebLinkAboutNCS000402_29_2019 Compass Pointe Stormwater Pond 60 InspectionWet Detention Basin Operation and Maintenance Inspection Report City of Mebane, North Carolina Project Name: Compass Pointe City Project Number: 60 Property PIN Number: 9814026895 BMP Name: Wet Detention Pond BMP Owner: Compass Pointe Center Owners Association INC Owner Address: 4125-G Walker Ave Greensboro, NC 27407 Owner Phone #: Owner Email: Code Key: N/A = Not Applicable M = Monitor (potential for future problem) NP = Not a Problem WN = Work Needed Inspection Date: 7/11/2019 Recent Rainfall Date: 7/7/2019 Rainfall Depth (in): 0.12 Inspector: Phil Ross - Cert.#3376 Company: AWCK Phone #: 336-226-5534 Email: pross@awck.com Perimeter of the wet detention basin Bare soil/erosive gullies NP Vegetation is too short or long NP Other (describe) NP Inlet device: pipe or swale The pipe is clogged (if applicable) NP The pipe is cracked or otherwise damaged NP Erosion is occurring in the swale (if applicable) NP Other (describe) NP Forebay Sediment accumulation (greater than design depth) NP Erosion has occurred NP Invasive vegetation WN Cattails Other (describe) NP Vegetated shelf Pruning needed for optimal plant health NP Plants are dead, diseased or dying M Poor growth of plantings, replant as needed Invasive vegetation WN Cattails removal needed. Other (describe) NP Page 1 of 2 Potential ProbIII e Comments Main treatment area Sediment accumulation (greater than design depth) NP Algal growth over 50% of water surface area NP Invasive vegetation covers 50% of water surface NP Other (describe) NP Embankment Shrubs/trees present NP Evidence of muskrat or beaver activity is present NP Needs repair (determined by appropriate professional) NP Other (describe) NP Outlet device Clogging has occurred M Check riser -orifice not flowing Device is damaged NP Debris on trash rack NP Other (describe) WN Cattails and trees growing -need removal Receiving Water Erosion or other signs of damage at the outlet NP Other (describe) NP Miscellaneous Access WN Entrance gate is locked Vandalism NP Signage (if applicable) NP Other (describe) NP ADDITIONAL COMMENTS 1. Remove cattails in upper end of pond, invasive and known to cause mosquitos. 2. Check Riser structure, orfice may be stopped up. 3. Monitor plantings around vegetative shelf, additional plantings are needed, high water level may have killed existing plantings. PHOTOGRAPHS Attach digital photographs of the site and structural BMPs including a caption describing the photo. Page 2 of 2 Photographs — Compass Pointe 7/11/19 Overall photo of pond Cattail growth -remove and monitor. Embankment well maintained. Plants along vegetated shelf in poor condition. Pond Emergency Spillway. Cattails/overgrowth of vegetation near downstream outlet, remove and monitor.