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You have come to know VAG as a reliable partner for engineered valve solutions for dams and hydropower application. Today we want to present you another case study with large size valves installed in California:

VAG Installation at Cherry Dam

Two (2) existing 66-inch Hollow Jet valves and actuation systems have been replaced by two (2) new 66-inch VAG Howell-Bunger® Discharge Valves complete with discharge hood, support bracing, and electric actuation system.

View into 145“ discharge hood during installation works Cherry Lake (also known as Lake Lloyd) is an artificial lake in the Stanislaus National Forest of Tuolumne County, California USA. The lake has a capacity of 273,500 acre·ft and is formed by Cherry Valley Dam on Cherry Creek.

The dam is composed of earth and rock-fill and has a height of 315 ft above the original streambed. It was built by City and County and the Modesto Irrigation District and Turlock Irrigation District. It was completed in 1956. The lake stores water for the Project, which supplies drinking water to the San Francisco Bay Area, Modesto and Turlock districts.

Both 66” VAG Howell-Bunger® Discharge Valves during operation

The design of project to replace the bottom outlet valves was announced in September of 2013. VAG offered specification and design advice and was listed in the specification for the project which bid 3 years later in 2016. Due to the large greater San Francisco population served, earthquake zones and critical water storage in the California High Sierra Mountains, the owner was in need of a high quality valves. VAG’s technical solution included the updated and innovative KSSplus Howell-Bunger® Valve design. After a detailed review VAG was selected for the supply of 2 pcs. VAG 66” KSSplus Howell-Bunger® Discharge Valves completely manufactured from stainless steel with 100” venting system and 145” discharge hood.

3D model of VAG KSSplus Howell-Bunger® Discharge Valves including venting system and hood The VAG engineering, manufacturing and QA/QC teams insured that the valve met all customer quality requirements, including 13 separate witness inspections. Upon completion of the manufacturing and final witness inspection, the customer reported that the VAG valve met and surpassed all expectations and was indeed a very impressive valve.

After commissioning the owner was similarly impressed with the reliable function of the VAG KSSplus Howell-Bunger® Discharge Valves. Meanwhile both valves have been working reliably for more than one year.

66“ VAG KSSplus Howell-Bunger® Discharge Valve on VAG test bench in German facility

A video is available in Youtube

Visit us at this show

23 – 25 July 2019 HydroVision 2019 Portland, Oregon, USA

Our Regional Sales Director for North America will be pleased to provide you further details.

Gene Darin National Sales Manager

VAG USA, LLC 9025 Marshall Rd Cranberry Township, Pennsylvania, USA 16066

GA Industries is a part of VAG-Group

Cell: +1-603-490-1784 Email: [email protected] www.vag-usa.com

VAG GmbH VAG USA, LLC Carl-Reuther-Strasse 1 9025 Marshall Road 68305 Mannheim / Germany Cranberry Township, PA 16066 Phone: +49 (621) 749-0 United States Fax: +49 (621) 749 2156 www.vag-usa.com www.vag-group.com [email protected] Click here to unsubscribe