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Did You Know?

If replacing an old toilet, state plumbing code requires the installation of ultra low-flow toilets that use 1.6 gallons of water or less per flush.

Standard Details

The following represent the most commonly used standard details for water and wastewater projects by the Boston Water and Sewer Commission. Other non-standard details are available upon request through the Engineering Department. The user should be aware that the Commission updates its standard details on a regular basis.

Number Description View Download
A-11 Typical water connection for 1-1/2" and 2" service pipes pdf icon
A-12 By-Pass Pipe at Sidewalk Ramps pdf icon
A-13 Concrete block butterfly valve chamber pdf icon
A-14 Concrete block pitometer chamber pdf icon
A-15 Detail of Abandonment of Water Connection 3-Inch and Greater pdf icon
A-17 Typical pitometer tap and air release valve pdf icon
A-19 Typical gate valve installation in trench for sizes 20 inches and smaller pdf icon
B-01 Catch basin details pdf icon
B-02 Precast concrete manhole details pdf icon
B-02g Typical dog house manhole pdf icon
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