tailieunhanh - Design Manual Metric 2009 Part 3

Tham khảo tài liệu 'design manual metric 2009 part 3', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Discharge Elimination System NPDES permit. DOE issues a combined permit satisfying both state and federal requirements. This permit may include a Short Term Modification. e Short Term Modification. This permit is advised when the project activities may temporarily degrade water quality and a Waste Discharge Permit or Water Quality Certification is not necessary. This permit exempts WSDOT from being cited for violating water quality standards as long as the project complies with the prescribed terms and provisions. f Appropriation of Water. A water right permit must be obtained from DOE before surface or ground water is appropriated for beneficial use. Ifthe use is for construction purposes such as dust control or batch plant operation the permit is temporary and expires when the project is complete. The contractor usually applies for a temporary water permit but if the usage is specifically required by WSDOT the district acquires the permit before awarding the contract. If WSDOT needs to develop a permanent water supply such as for a rest area or maintenance facility the district applies to the DOE regional office for a permit to develop a water source. After the source is put to use DOE issues a certificate establishing a water right in perpetuity. 4 Procedures The district determines which permits are applicable to the project assembles the pertinent design information and applies to the DOE regional office for a permit. If the information is inadequate the DOE requests further information. If the application was appropriate the DOE acts upon the request. Ifother DOE permits are required the DOE will inform the district. The headquarters Project Development Office may be requested to assist in resolving differences with the DOE. If the DOE has not responded to a permit request within 30 days they should be contacted to determine the cause for delay and how to expedite a response. The district sends copies of correspondence and the permit to the headquarters .