Only 3% of the water on Earth is freshwater. Of that 3%, only 1% is available as drinking water. The other 2% is frozen in polar ice caps.
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.
|A-01||Typical thrust restraint details|
|A-03||Typical connection to existing fitting|
|A-04||Typical Connection to Exist Fitting for C+CL Project|
|A-05||Typical trench detail of water main in firm ground|
|A-06||Typical trench detail of water main in ledge|
|A-07a||Typical fire hydrant connection for high or low service line|
|A-07d||Typical fire hydrant connection for high pressure|
|A-08||New offset water main|
|A-09||Typical water pipe connection with tapping sleeve and gate valve|
|A-10||Typical water connection for 3/4" and 1" service pipes|
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