(A) Storm Drain Inlet and Drywell Cleaning. 1. The Contractor shall clean the storm drain inlets and drywells listed in Appendix A storm drain inventory and record findings in a format approved by the State. Note that of all the drains on the list, there are about fifteen (15) storm drains/drywells on the prioritized. 2. The Contractor may use any method of storm drain inlet and drywell cleaning at his own preference and convenience provided that all debris is removed from site as soon as the lab results determine if it’s hazardous waste or not. Debris must be removed from site in accordance with Section 10.4(B).4 of the Specifications. Refer to Section 1.43 Debris, of the Special Provisions for the definition of debris. 3. The Contractor shall install all Best Management Practices (BMPs) indicated on his or her approved BMP plan prior to starting any storm drain or drywell cleaning activities. 4. The Contractor shall provide and maintain pollution control measures (BMPs) during the storm drain or injector well cleaning operations. The protective control measures shall be approved by the Engineer prior to work commencing. 5. CCTV Inspections. The Contractor is to conduct CCTV video inspection to verify the completion of drain/drywell cleaning work. All work by the Contractor shall be subject to inspection by the State. The inspector will accompany the contractor during cleaning activities. The Inspector and the Contractor shall record the amount of material removed from the drainage structure. A copy of any disposal manifest that are generated as a result of this project shall be submitted to the State with the monthly invoice. Refer to Section 5.4 Inspection, of the Special Provisions for more information.
