Alternate Valve Assembly

In addition to the rotary valve assembly which is the core of the Swim-Thru Fishway system,
an alternative gate valve assembly is available for certain applications.

Swim-Thru Fishway:

[view alternate valve operation sequence]

Simplified Diagram of Alternate Valve Assembly

[view rotary valve assembly]

Note: This basic fishway system can also be used for

fish passage obstructions created by culverts and waterfalls.