This section is from the book "Plumbing Problems", by The Sanitary Engineer. Also available from Amazon: Plumbing Problems, or Questions, Answers and Descriptions Relating to House Drainage and Plumbing.
Plttmbing Specification For An Isolated Country House In A Populous District, Valued At $20,000; Supplied With Water From Corporation Pipes And Discharging House-waste Into A Flush-tank And Subsurface Irrigation System, Or Into A Street-sewer.
It is not intended that the following form of specification shall be suitable for every house such as indicated, but only to suggest points that require consideration. No general specification can be drawn that will meet the requirements of any job.
From end of iron house-drain (to flush-tank or to street-sewer), and at a depth of------feet, lay a 4-inch salt-glazed earthen-pipe, with a fall of not less than------inch to the foot.
From house end of earthen-drain, not less than five feet outside of foundation-wall, carry a 4-inch cast-iron pipe, with grade not less than------inch to the foot, to foot of soil-pipe as shown, and make a thoroughly tight connection between the iron and the earthen pipes with Portland cement.
Provide in line of drain a one-half S-trap, of iron, four inches inside diameter, provided with brass cleaning trap-screw as shown, and having a 4-inch iron fresh-air inlet-pipe. (See Figure 143, next page.)
The vertical soil-pipe to be 4-inch cast-iron pipe, continued as straight as possible full size through the roof, and at least three feet above the highest window.
Connect, as shown on plan, with house-drain, by 2-inch cast-iron pipe, the wastes from kitchen and pantry sinks and wash-trays and continue the same at least full size through the roof, as shown on section.
Two-inch pipes should be enlarged in the Northern States to 4-inch pipes from a point below the roof to prevent clogging of the pipe in winter.
Furnish and fit up as shown on plan one water-closet. [Specify the kind and make of closet and cistern, if such is required.] If cistern is to be made by plumber, give size and weight of lead or copper for cistern and service-box. size of valve, and kind of ball-cock. [If closet has its own trap omit following reference to trap.] Provide 4-inch heavy lead trap to be connected with Y-branch of soil-pipe by the necessary 4-inch 8-lb. lead waste-pipe and brass ferrule. [Omit the following where no water-closet cistern is required.] Supply cistern through a 1/2-inch lead pipe, branched from main supply-pipe and place 1/2-inch lever-handle stop-cock near cistern. Provide the necessary 1 1/4-inch pipe from closet-cistern to bowl of water-closet, also, all necessary chain, levers, etc., for the proper working of the closet. [Where receiver of closet is to be ventilated, call for 1 1/2-inch lead pipe to be carried to the open air.]
2l8 Plumbing Specification.
Also furnish and fit up where shown one water-closet for servants' use. [State details as in previous case.]
 
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