Stabilized slopes above I-90

WSDOT develops tools to help our staff protect environmental resources during construction. These resources help us comply with regulatory requirements. Below are links to these resources:

Fact Sheets

• How can I boost environmental compliance on my project? (pdf 422 kb)
• How can I avoid water quality issues during construction? (pdf 592 kb)

Manuals/Guidance

• Environmental Procedures Manual
• Chapter 600 Construction
• Chapter 610 Preparation for Construction
• Chapter 620 During Construction
• Construction Manual
• Environmental Compliance Assurance Procedure
• Erosion Control
• Highway Runoff Manual
• Temporary Erosion and Sediment Control Plan Guidelines
• Water Quality Sampling and Reporting Procedures
• Best Management Practices for Erosion Control
• Standard Plans
• Site Preservation and Erosion Control (Section I)
• Standard Specifications for Road, Bridge, and Municipal Construction
• Division 8 Miscellaneous Construction
• 2004 Compliance Implementing Agreement for Water Quality Standards

Training

• Construction Site Erosion and Sediment Control 
• Environmental Construction for Compliance (pdf 98 kb) -- Training Manual (pdf 4.3 mb)
• Spill Plan Reviewer

Related Webpages

• Cultural Resources
• Compliance
• Erosion Control
• Wetlands
• Spill Prevention Control and Countermeasures

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