. Bulletin of the Department of Agriculture. Agriculture; Agriculture. DRAINAGE OF IRRIGATED SHALE LAND. 33 though poorly constructed waste ditches and a small reservoir to the north have contributed. Lateral A, as indicated in figure 9, was installed with the view of intercepting the seepage from the west, while the main tile drain. Proposed Ti/e Dra/'n^^ _ -_ Sha/e Surface > "S, 2 6 ââ Ground Surface ' 538 . WaterSurface^^--â534â scale: of feet 100 so 0 100 200 Fig. 7.âFive-acre tract near Canon City, Colo., showing plan of drainage. was constructed next to take care of the wast
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. DRAINAGE OF IRRIGATED SHALE LAND. 33 though poorly constructed waste ditches and a small reservoir to the north have contributed. Lateral A, as indicated in figure 9, was installed with the view of intercepting the seepage from the west, while the main tile drain. Proposed Ti/e Dra/'n^^ _ -_ Sha/e Surface > "S, 2 6 ââ Ground Surface ' 538 . WaterSurface^^--â534â scale: of feet 100 so 0 100 200 Fig. 7.âFive-acre tract near Canon City, Colo., showing plan of drainage. was constructed next to take care of the waste water from the north and was indispensable for this purpose. However, so far as any actual benefits from draina^ge are concerned, the results from both of these drains were negligible and offer the most convincing evi- dence presented by any of the examples in this bulletin of the failure. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O.
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