Aqua Systems 2000 Inc.

Leaders in water management and control

Langemann® Gate Installation – Sunnyside Valley Irrigation District, Main Canal – MP 31.25, Sunnyside, WA

PDF icon Project Information Sheet833.93 KB


Upstream water level control and downstream flow information


420 cfs (12.0 CMS)

Gate Size

12 ft (3.7m) x 8.5 ft (2.6m); 6.6 ft (2.0m) of movement


Battery charger 2 x 12 VDC deep cycle batteries

Drive Train

½ HP – 24 Vdc motor. Helical worm speed reducer. Roller chain in omega configuration. Rising masts.

Gate Speed

4.0 inches/min. (100 mm/min.)


Modicon Momentum complete with upstream level control and gate position for flow measurement.

Site Description

A two bay reinforced concrete check drop structure. The installation takes advantage of the Langemann gate’s unique features.