flood control and drainage
 

Flood Control and Drainage

Clean Water Act and 404 Permitting

EEC assists clients in accomplishing their project goals while meeting regulatory requirements in the most cost effective ways. We help clients obtain Section 404 permits (or determine if they need one), negotiate with government agencies, and develop positive public discussion on controversial issues. EEC staff members have completed nationwide and individual Section 404 permits for both public and private interests.

Service Areas Include:

  • 404 Permits
  • USEPA Regulations
  • Clean Water Act
  • Endangered Species

Project Experience:

Silverbell Road, Ina Road to Cortaro Road, Marana, Arizona

EEC performed the drainage analysis and design for this project involving several major roadway drainage crossings and facilities for roadway drainage. This project presented difficult technical and regulatory floodplain considerations as well as U.S. Army Corps of Engineers 404 Permit Issues.

Graveyard Gulch Permitting, Fort Huachuca, Arizona

EEC provided special U.S. Army Corps of Engineers 404 permitting and USEPA stormwater considerations for the detention facility and hydrology study at Graveyard Gulch Wash at Fort Huachuca.

Plan Review Services for Pima County Department of Transportation and Flood Control District, Tucson, Arizona

EEC provided drainage report review services for roadway improvement projects including La Canada Drive, Ajo Way, Orange Grove Road, Valencia Road, and Wetmore/Ruthrauff.