File:The farmer his own builder - a guide and reference book for the construction of dwellings, barns and other farm buildings, together with their utilities, describing reliable methods, offering (14596846080).jpg

Identifier: farmerhisownbuil00robe (find matches)
Title: The farmer his own builder : a guide and reference book for the construction of dwellings, barns and other farm buildings, together with their utilities, describing reliable methods, offering practical suggestions, presenting numerous details and formulas, and explaining simple rules for estimating the labor and materials required. With special reference to concrete and carpentry
Year: 1918 (1910s)
Authors: Roberts, H. Armstrong (Howard Armstrong), 1885-1947
Subjects: Farm buildings
Publisher: Philadelphia : D. McKay
Contributing Library: Robarts - University of Toronto
Digitizing Sponsor: University of Toronto

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Fig. 105.—Method of underdrainage. minutes of a boys time, and is controlled by the plugor valve E being lifted upward and replaced when thetank has emptied into the disposal field. This floods theentire tile field, whereas, if there were a small, contin-uous flow from the flush tank, that portion nearest thetank would absorb it all, and soon become saturatedand foul. The bacteria in this section could not livefor lack of air, while those in the farthest laterals would SANITARY DISPOSAL SYSTEM 197 not thrive in large numbers from lack of sewage tofeed upon. Sanitary results could be accomplished by surf;irrigation, but for esthetic reasons it is well to employ
Text Appearing After Image:
eo *0 2 eo 0 0 eo- 0 *0 Fig. 106.—Two plans of laying out tile field. drain-tile or sub-surface irrigation. Any ordinarytype of porous, agricultural tile may be used, 3 or 4inches in diameter, which may be purchased for about4 cents a foot. The tiles should be laid about 12 inchesbelow the surface of the ground, as shown in Fig. 103, 198 THE FARMER HIS OWN BUILDER with open joints, and nearly level. If laid with a per-ceptible grade, the distribution will be unequal and thelowest sections will be unduly flooded. The length oftile required and the distance between the rows of tilewill depend upon the porosity of the soil. Fifteen or20 feet is the customary intervals for a sandy loam, al-lowing 1 foot of tile for each gallon of sewage in theseptic tank. For a heavy clay soil, 2 feet of tile pergallon should be allowed. Figure 104 illustrates a squ^-re on Round

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