Storm Water Pollution Prevention Plan (SWPPP) - the City of Lompoc!

Maintenance, Inspection and Repair ProgramThe contractor shall use the following guidelines for maintenance, inspection, and repair of BMPs identified in the SWPPP incombination with the Field Log Sheets.All BMPs must be inspected in accordance with the General Permit requirements for the associated project type andrisk level 2. In the event of a BMP failure or shortcoming, design changes to the BMP must be madeto avoid a potential violation.BEST MANAGEMENT PRACTICES INSPECTION FREQUENCYMAINTENANCE/REPAIR PROGRAM(BMPs)(all controls)EC07 Geotextiles and MatEC10: Velocity Dissipation DevicesPrior to forecasted rain, daily duringextended rain events, after rainevents, and weekly.Prior to forecasted rain, daily duringextended rain events, after rainevents, and weekly.• Inspect that geotextile maintains anunbroken groundcover, and is uniformily incontact with the soil.• Repair and reapply as soon as possiblewhere erosion is evident.• Ensure that all lap joint are secure andstaples are flush with the ground.• Inspect apron for displacement of riprap anddamage to underlying fabric. Repair fabricand replace riprap.• Inspect for scour beneath the riprap andaround the outlet. Repair damage to slopesor underlying filter fabric immediately.SE01: Silt FenceTEMPORARY SEDIMENT CONTROL BMPsPrior to forecasted rain, daily duringextended rain events, after rainevents, and weekly.• Repair any undercut or scoured areasimmediately.• Repair or replace any split, torn, collapsed,or decomposed silt fence fabric within 24hours of discovery.• All sediment deposits must be periodicallyremoved in order to maintain effectiveness.Remove silt deposits once they reach 1/3 thebarrier height. Sediment removed may bespread into the earthwork of the site or bedisposed of at an appropriate location. Donot place collected sediment in a placewhere it will wash into ditches, channels, orstreams.• Do not remove silt fences until the disturbedarea has established permanent vegetation.• Immediately repair any disturbances (suchas holes or depressions) created whileremoving the silt fence.