This division provides engineering and technical expertise in the built and natural environment for transportation project development.

• The Environmental Section provides services and tools for successful environmental stewardship and streamlining with expertise in natural and cultural resources, landscape architecture, and NEPA documentation and decision-making.
  
• The Hydraulics Section manages the bridge scour program, hydrologic and hydraulic design, and roadway drainage.
  
• The Geotechnical Section provides geotechnical evaluation, design, testing and drilling services.

These sections coordinate closely on interrelated areas such as sediment and erosion control, hydrology, water quality, and slope stability.

The subtopics below direct you to information concerning environmental, hydraulics, and geotechnical considerations that relate to transportation needs.

 

Environmental Categorical Exclusion (CE) Delegation Information updated August 20, 2008.