3214 BROADWAY BROADWAY KINECT APARTMENTS 2021-08-11

CITY OF EVERETT STORMWATER MANAGEMENT MANUAL = 411 2. Temporary secondary containment facilities shall provide for a spill containment volume able to • contain precipitation from a 25-year,24-hour storm event,plus 10 percent of the total enclosed container volume of all containers, or 110 percent of the capacity of the largest container within its boundary,whichever is greater.3. Secondary containment facilities shall be impervious to the materials stored therein for a • minimum contact time of 72 hours. - 4. Secondary containment facilities shall be maintained free of accumulated rainwater and spills. In the event of spills or leaks,accumulated rainwater and spills shall be collected and placed into • drums. These liquids shall be handled as hazardous waste unless testing determines them to be - non-hazardous. • 5. Sufficient separation shall be provided between stored containers to allow for spill cleanup and emergency response access. 6. During the wet weather season(October 1 to April 30),each secondary containment facility shall • be covered during non-working days,prior to and during rain events. 7. Keep material storage areas clean, organized and equipped with an ample supply of appropriate S spill cleanup material (spill kit). 8. The spill kit shall include,at a minimum: • a. 1 water resistant nylon bag b. 3 oil absorbent socks 3 inches x 4 feet • c. 2 oil absorbent socks 3 inches x 10 feet • d. 12 oil absorbent pads 17 inches x 19 inches e. 1 pair splash resistant goggles • f. 3 pair nitrile gloves g. 10 disposable bags with ties S h. Instructions. 3.2.21 BMP C160: Certified Erosion and Sediment Control Lead Purpose � The project applicant designates at least one person as the responsible representative in charge of ESC, and water quality protection. The designated person shall be the CESCL who is responsible for ensuring - compliance with all local, state, and federal erosion and sediment control and water quality requirements. • Conditions of Use A CESCL shall be made available on projects disturbing ground 1 acre or larger and that discharge stormwater to surface waters of the state. • The CESCL shall: • S • Have a current certificate proving attendance in an ESC training course that meets the minimum ESC training and certification requirements established by Ecology • OR S • Be a Certified Professional in Erosion and Sediment Control(CPESC); for additional information • go to: <www.cpesc.net>. • Volume 11—Construction Storm water Pollution Prevention 3-33