Scrubgrass Run Flood Mitigation/Stream Relocation
Scribgrass Run Flood Mitigation

Scrubgrass Run and surrounding area

Client: Scott Township
Location: Scott Township, Allegheny County, PA

LSSE provided alternatives analysis and design for this roadway and stream relocation project for Scott Township.

LSSE prepared hydraulic models to replicate the existing Flood Insurance Rate Map (FIRM) and design/evaluate 2, 5, 10, 50 and 100 year return storms hydraulic impacts of the proposed stream alignment; preparation of permit applications and supporting documentation and corresponding with FEMA to obtain a Conditional Letter of Map Revision (CLOMR), construction plans and technical specifications, PADEP Chapter 105 Application; provided engineering services for utility coordination, sanitary sewer relocation, and relocation of 8 manholes; and design of 'natural' stream elements to promote a 'healthy' aquatic habitat.

Construction Value: $987,000