ARROYO CANAL FISH SCREEN AND SACK DAM BYPASS

An artist rendering of the proposed Arroyo Canal Fish Screen and Sack Dam Fish Passage Project looking upstream.

Owner: Bureau of Reclamation, Mr. Reynaldo (Henry) Garcia
Location: Dos Palos, California
Project Summary: Project includes in river work, contractor designed dewatering system and contractor designed sheet pile cofferdams. Water deliveries are required to be maintained throughout the duration of construction varying for irrigation seasons. Installation of closed-ended steel pipe piles and sheet piles beneath concrete slab foundations. Concrete headwork structures with associated gates with actuators, decking with guardrail, earthwork, upstream and downstream channel improvements, retaining walls, and river rock-lined fish ramp. Concrete fish ladder with baffles. Earthen berms with riprap slope protection and gated gravel roadways on the crest. Mechanically stabilized earth wall for riverbank stabilization. Fish screen with screen cleaner, monorail, electrical outlets, and air burst system. Maintenance building with gravel yard, security fencing, engine generator set with diesel fuel tank, compressor, Heating, Ventilation, and Air Conditioning (HVAC), plumbing, power and access roadway. Programable Logic Controller (PLC) based control, monitoring, and automation system for Sack Dam Fish Passage and associated features.