Record Details
Field | Value |
---|---|
Title | Chapter IX - Study and Research |
Description | Document: Chapter IX, Study And Research: "Pacific Southwest Water Plan", August 1963, page 2 The few seepage evaluations of these treatments after a period of about 1 year has shown in most cases a significant reduction in effectiveness. Research is continuing to improve conventional-type linings and develop new types such as plastic film, rubber sheeting, and the subsurface injection of sealants. This research is expected to result in a significant increase in effectiveness in controlling seepage and in lowering lining costs. Many of the small canals and laterals on existing... Epson Perfection 4870 Photo, 400 dpi, 8 bit, 2,418,256 bytes |
Creator | United States Department of the Interior, Bureau of Reclamation |
Date | 1963-08 2006-9-26; 2006-09-27 |
Type | text |
Format | image/jpeg |
Identifier | su05697.jpg http://server16127.contentdm.oclc.org/u?/udallcoloradoAZU,13619 |
Source | Az 372 Box 172, Folder 1 |
Language | eng |