Construction site BMPs and their function and control mechanisms Construction site BMPs and their function and control mechanisms

Construction site BMPs and their function and control mechanisms
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BMP function	BMP types	Erosion prevention (EP) or sediment control (SC) mechanism
Planning	Planning, sequencing, and scheduling	Minimize bare area and exposure period (EP)
	Preservation and protection designation
	Land clearing planning and staging
	Land grading planning and staging
	Lot benching	Lengthen flow path and reduce velocity of runoff (EP)
	Borrow and stockpile area protection	Prevent soil detachment and transport (EP)
	Construction road stabilization
	Trackout prevention
	Temporary stream crossings	Protect stabilized channel from erosion (EP)
	Permanent stream crossings
Drainage management	Temporary run-on diversions	Protect bare areas from run-on flows (EP)
	Temporary right-of-way diversions
	Right-of-way diversions (water bars)
	Temporary stream diversions	Redirect flow away from work areas (EP)
	Cofferdams and barriers
	Ditch and channel protection	Protect channel from erosive flows (EP)
	Check dams	Prevent downcutting, settle sediment (EP, SC)
	Temporary slope drains	Protect slope from erosive flows (EP)
	Temporary outlet controls	Protect outlet area from scour erosion (EP)
	Sediment ponds	Slow flows and settle out sediment (SC)
	Sediment traps
	Dewatering discharge management	Filter and settle out sediment particles (SC)
Soil stabilization	Surface roughening	Increase infiltration, prevent soil transport (EP)
	Soil binders	Prevent soil detachment and transport (EP)
	Topsoil application	Increase infiltration, support vegetation (EP)
	Soil fertility amendments	Promote vegetative growth (EP)
	Temporary seeding and stabilization	Prevent soil detachment and transport (EP)
	Permanent seeding
	Mulches
	Landscape mulches
	Hydraulic mulches and tackifiers
	Erosion control blankets
	Turf reinforcement mats
	Sodding
	Slope protection
Sediment trapping	Sediment fences	Filter and settle out sediment particles (SC)
	Fiber rolls/wattles/logs
	Storm drain inlet protection
	Flotation sediment curtains
	Dust control	Prevent soil detachment and transport (EP)
	Sand and wind fences	Filter and settle out dust particles (SC)