A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 95
p, which forms part of the closet, andwhich is molded to it. A main disconnecting trap D pre-vents gases generated within the sewer E from flowingthrough the house-drainage system. The top of the soil-pipestack B and the v^rifice of Ihe fresh-air inlet pipe F are opento the atmosphere;… … Fig. 56. the arrows. They are displaced by a volume of fresh airflowing under atmospheric pressure into the system throughthe pipe F. This fresh air mixes with the gases, and, in turn,is soon ejected from the system. The velocity of a currentof air flowing through a drainage system will vary…
Architecture · Building
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