COMPLETE QUESTIONS AND CORRECT
ANSWERS
◉ Flocculants
Answer: chemicals added to a mixture to make suspended particles
clump together
created larger particles that fall rapidly
method for reducing turbidity
Types of flocculants:
Cationic = dangerous for fish/can suffocate
Anionic = ok for fish
◉ Who decides the necessary BMPs in a SWPPP/for a project?
Answer: The DEVELOPER (not inspector)
◉ Types of Sediment Control BMPs
Answer: - silt fences
, - vehicle tracking pads
- SCS (sediment containment systems) / Filter Bags
- inlet barriers in front of "sump" D.I. or rocks around an Area Drain
- fiber rolls
- compost berms / compost socks
- bale / straw bale barriers
- rock check structure / riprap
- filter bags
◉ Types of Erosion Control BMPs
Answer: - placement of pavement
- installing landscaping materials
- establishing vegetation (native) / seeding
- contrustion of homes
- culverts/slope drains
- diversion channels
- ECB and TRMs
◉ Types of Wind Erosion Control BMPs
Answer: - Fences w/ slats or openings
- Vegetative strips / Establishing Vegetation
- Soil roughening