Chapter 7 - House Drain

receives discharges of all soil and waste stacks within the building, and conveys the same to the house sewer

house drain

collection of a plumbing system

house drain

to assure scouring action, the house drain should be size correctly to have a flow about _ % of the pipe diameter

50

house drain four classification

combined, sanitary, storm, industrial

• house drain type, receives discharges of sanitary waste as well as storm water.

• oldest form of house drain

• no longer permitted

combined drain

• house drain type, receives the discharges of sanitary and domestic waste only

• waste conveyed to public sewer or septic tank

• storm water is not allowed

sanitary drain

• house drain type, receives discharges from industrial equipment that contain some objectionable acid wastes

• terminates into separate drainage basin

industrial drain

• house drain type, conveys all storm clear water, or surface water waste except sanitary wastes

• terminates into lake, river, dry run or natural basin

storm drain

• the most practical method to use in determining the size of a house drain

• formulated from tests conducted by the Uniform Plumbing Code Committee

unit system

One fixture unit represents _ liters of water

30

being a horizontal pipeline must produce the necessary velocity and discharge capacity at a certain inclination to attain scouring action

house drain

_ or slope of the house drain could be estimated by dividing the total pitch in cm by the length of the longest branch in meter.

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