Cottonwood Canyon Wash

2026-11-03

F0886 is a Scoping Project to determine design alternatives for the stabilization of approximately 2 . 5 miles of Cottonwood Wash along US 93 starting at MP 156 . The existing soil cement embankment has eroded and the channel elevation has experienced 6 feet of scour in some locations which has undermined the soil cement and the embankment above it . Scope of Work :  Work with NW District on potential channel and embankment stabilization options .  Develop Scoping level alternatives with estimates for construction .  Submittal to include Scoping Level Document ( Project Assessment ) with conceptual details and estimates  Conduct management and administrative tasks including coordination , meetings , schedule updates , comment responses .  Scoping Document completion is targeted for 1st Quarter FY 27 ( 2026 )  Final Design potential upon successful delivery of scoping document . Final Design and Post Design Services may be added by modification at the Departments sole discretion

Arizona

2026-03-27