Preventing Pollution: Storm Drain Pollution During Construction
It’s Up to US From Fresh Concrete and Don’t mix up more fresh concrete or Mortar Applications cement than you will use in a two-hour The City Of Greeley has two drainage period. systems – the sanitary sewers and the Fresh concrete and cement-related mortars storm drains. The storm drain system was that wash into lakes and rivers are toxic to designed to prevent flooding by carrying fish and the aquatic environment. Disposing excess rainwater away from city streets to of these materials into the storm drains or the rivers. detention ponds can block storm drains,
causes serious problems, and is prohibited by Because the system contains no filters or law. Specifically, City Of Greeley Ordinance treatment, it now serves the unintended # 32, Chapter 14.16 – Prohibits Illegal function of carrying urban pollution Discharges to Stormwater Drainage system. straight to the Cache La Poudre and South Platte Rivers.
Set up and operate small mixers on Rain, industrial and household water mixed Doing the Job Right tarps or heavy plastic drop cloths. with urban pollutants creates stormwater pollution. The pollutants include: oil and General Business Practices When cleaning up after driveway or other automotive fluids, paints and sidewalk construction, wash fines onto construction debris, yard and pet wastes, dirt areas, NOT down the driveway or Wash out concrete mixers only in pesticides and litter. into the street or storm drain designated wash-out areas in your yard,
away from storm drains and waterways, Concrete washout is high in pH, contains where the water will flow into a harmful chemicals, and is concentrated temporary waste pit in a dirt area. Let with sediments. This pollution damages the water percolate through soil and environment; and may kill plants and fish. dispose of settled, hardened concrete as
garbage. Whenever possible, recycle The City Of Greeley is required by federal washout by pumping back into mixers and state law to educate the public and for reuse. Improper businesses on stormwater concerns. Please Wash out chutes onto dirt areas at site disposal join us in our effort to reduce stormwater that do not flow to streets or drains runoff pollution. Protect applications of fresh Do not use diesel fuel as a lubricant on concrete and mortar from rainfall concrete forms, tools, or trailers. and runoff until the material has
dried. During Construction, continued City Of Greeley Numbers: Information line main number: Fresh Concrete Wash down exposed aggregate concrete only when the wash water English – 350-9777 And Mortar can (1) flow onto a dirt area; (2) Espanol – 350-9595 drain onto a bermed surface from which it can be pumped and Environmental Concerns: Application disposed of properly; or (3) be • Adopt-A- Street 241 Best Management Practices for vacuumed from a catchment created the Construction Industry. by blocking a storm drain. If • Air Quality/Odor Complaint 242 necessary, divert runoff with • Household Hazardous Waste temporary berms. Make sure runoff Disposal 246 does not reach gutters or storm • Recycling 247 drains. • Sanitation Complaints: Weeds,
Rubbish, Junk cars, etc 441 Never bury waste material. Dispose of small amounts of excess dry • Drainage – Clogged Stormwater concrete, grout, and mortar in the Drain 601 trash. • Drainage – Flooding from rain, runoff or irrigation ditches 602 Never dispose of washout in the street, storm drains, drainage ditches, canals or Cache La Poudre or South Platte Rivers. To report illegal dumping – call 970-336-4074
Who should use this brochure? • Concrete delivery/pumping workers • Mason and bricklayers • Sidewalk construction crews Stormwater • Patio construction workers Management • Construction inspectors Division • General Contractors
• Home Builders
• Developers