Site engineering plan submittal

What is the purpose of a site engineering plan?

A site engineering plan ensures designs are consistent with adopted standards, codes and conditions of the underlying permit application.

What activities require a site engineering plan?

A site engineering plan is required whenever road, drainage, or other site improvements are required as part of some other land use application or Right-of-Way use permit.

How much will it cost?

See DDES' current fee schedule for an estimate.

Where can I get an application?

See Site Engineering Requirements.

What is the timeline for processing a site engineering plan?

Varies, no mandated timeline.

Notes / Comments

For more information:

• Other site plan requirements & CAD templates 
• King County Road Standards 
• Surface Water Design Manual 

Legal authority

• King County Road Standards 
• Surface Water Design Manual 

Administered by

DDES Land Use Services Division

Contact

For questions, please contact DDES customer service at 206-296-6600.