C150303 Project Summary

• Contract/PO #: C150303
• Contractor Name: Trinchera Irrigation Company
• Contract Type: Loan
• Water District: 35
• County: Costilla
• Loan Projects - Doc Type: Project Summary

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TRINCHERA IRRIGATION COMPANY
SMITH RESERVOIR REHABILITATION PROJECT
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Replaced outlet and dam reshaping (looking north)
Project Description
The Trinchera Irrigation Company owns and operates Smith Reservoir, Mountain Home Reservoir, and
approximately 26 miles of canals and 45 miles of laterals for the purpose of providing irrigation water for
the beneiit of its shareholders. The Company services approximately 14,100 acres of irrigated farm land.
The project is the repair of Sinith Reservoir, which the State Engineer's Office placed under a storage
restriction on Apri122, 2009 after a winter storm caused considerable erosion on the upstream slope of the
dam. The repairs include: correcting the slope of the dam, repairing erosion dainage on the upstream face
of the dam, and replacing the upstream sluice valve. The SEO approved the construction plans on
November 2, 2009 and construction in the winter of 2009/10.
Project Data
Sponsor: Trinchera Irrigation Co. County: Costilla
Terms of Loan: $606,000, 30 years @ 2.75%
Water Source: Trinchera Creek
Substantial Completion: 9/1/2010
Design Engineer: Davis Engineering Service, Inc. , Alamosa, CO
Construction Contractor: Gardner Excavating, Inc., Alamosa, CO
Construction Elements: Extended outlet pipe, reconstructed dam face and installed new riprap
Average Annual Diversion: 26,700 acre-feet