Laserfiche WebLink
<br />Grand Valley Unit <br />Colorado River Basin Salinity Control Project <br />an information sheet on construction of <br />East End Government Highline Canal <br /> <br />prepared by Bureau of Reclamation October 1993 <br /> <br />.-4 <br />N <br />c;. <br />('I') <br /> <br />Construction <br />Bulletin <br /> <br />, <br />o <br /> <br />Volume 4, No. 1 <br /> <br />I <br /> <br /> <br />An operator maneuve's a Mo'gen Conveyor along the bank of the East End Government Highline Canal. The <br />conveyo, places 6 inches of sand and gravel on the canal prism. The sand and g,avel wiff serve as an <br />underd,ain fo, the PVC memb,ane lining. <br /> <br />SAL T REDUCTION <br /> <br />Lining the East End Government Highline <br />Canal is part of a basinwide program for <br />enhancing and protecting the quality of <br />water in the Colorado River for use in the <br />United States and in Mexico. The lining will <br />help reduce the 580,000 tons/year of salts <br />and minerals leaching into the Colorado <br />River through water seepage. <br /> <br />(Photo by Dave Gates) <br /> <br />CONSTRUCTION PROGRESS <br /> <br />In December 1992, the Bureau of <br />Reclamation's contractor, Nielsons Inc., of <br />Cortez, Colorado, began work on the 7.4 <br />mile reach of the canal between Indian <br />Wash and 35.3 Road. Even with this year's <br />unusually wet winter and spring, crews <br />were able to line more than 2,3 miles of <br />the canal with polyvinyl <br />