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Temporary side entrance in effect

3:19 PM 03/15/2023

Attention BWSC Customers. Beginning Tuesday March 7th renovations will commence on the front entrance of 980 Harrison Ave. Therefore, there will be no accessibility to the building via the double doors until further notice. A temporary side entrance in order to conduct business will be made available. The temporary entrance is in compliance with ADA regulations and our security team will be stationed there to provide assistance as needed. 

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Engineering Standard Details

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  2. Engineering Standard Details

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The following represents the most commonly used standard details for water, sewer and storm water 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 BWSC updates its standard details on a regular basis. 

Engineering Standards PDF Downloads

Name Date
A-01_-_Typical_Thrust_Restraint_Details 01/22/2019
A-03_-_Typical_Connection_To_Existing_Fitting 01/22/2019
A-04_-_Typical_Connection_To_Exist_Fitting_For_Ccl_Project 01/22/2019
A-05_-_Typical_Trench_Detail_Of_Water_Main_In_Firm_Ground 01/22/2019
A-06_-_Typical_Trench_Detail_Of_Water_Main_In_Ledge 01/22/2019
A-07A_-_Typical_Fire_Hydrant_Connection_For_High_Or_Low_Service_Line 01/22/2019
A-07D_-_Typical_Fire_Hydrant_Connection_For_High_Pressure 02/07/2019
A-08_-_New_Offset_Water_Main 01/22/2019
A-09_-_Typical_Water_Pipe_Connection_With_Tapping_Sleeve_And_Gate_Valve 01/22/2019
A-10_-_Typical_Water_Connection_For_34_And_1_Inch_Service_Pipes 01/22/2019
A-11_-_Typical_Water_Connection_For_1-_12_And_2_Inch_Service_Pipes 01/22/2019
A-12_-_By-Pass_Pipe_At_Sidewalk_Ramps 01/22/2019
A-13_-_Concrete_Block_Butterfly_Valve_Chamber 01/22/2019
A-14_-_Concrete_Block_Pitometer_Chamber 01/22/2019
A-15_-_Detail_Of_Abandonment_Of_Water_Connection_3-inch_And_Greater 01/22/2019
A-17_-_Typical_Pitometer_Tap_And_Air_Release_Valve_A-17 01/22/2019
A-18a_-_Water_Works_Improvements_Sign 02/18/2022
A-18b_-_Water_and_Sewerage_Works_Improvements_Sign 02/18/2022
A-18c_-_Water_and_Drainage_Works_Improvements_Sign 02/18/2022
A-19_-_Typical_Gate_Valve_Installation_In_Trench_For_Sizes_20-Inch_And_Smaller 01/22/2019
B-01_-_Catch_Basin_Details 04/15/2020
B-02G_-_Typical_Dog_House_Manhole 01/22/2019
B-02H_-_Typical_Common_End_Manhole 01/22/2019
B-02_-_Precast_Concrete_Manhole_Details 04/29/2021
B-03_-_Concrete_Manhole_Adjustment_To_Grade 01/22/2019
B-04_-_Brick_Manhole_Adjustment_To_Grade 01/22/2019
B-05_-_Typical_Field_Connection_To_Large_Concrete_Pipe_Or_Concrete_Manhole 01/22/2019
B-06_-_Shallow_Manhole 01/22/2019
B-07_-_Drain_Sump_Manhole 01/22/2019
B-08_-_Trench_Detail_For_Rcp_Or_Dicl_Pipe 01/22/2019
B-09_-_Trench_Detail_For_Pvc_Pipe 01/22/2019
B-10_-_Common_Trench_For_Water_And_Sewer_Services 01/22/2019
B-11_-_Particle_Separators 01/22/2019
B-12_-_Sewer_And_Drain_Connections 01/22/2019
B-13a_-_Drainage_Improvements_Sign 02/18/2022
B-13b_-_Sewerage_Improvements_Sign 02/18/2022
B-13c_-_Stormwater_Green_Infrastructure_Improvements_Sign 02/18/2022
B-13c_-_Stormwater_Green_Infrastructure_Improvements_Sign_wu 02/18/2022
B-14_-_Location_Of_Backwater_Valves_In_Cellars 01/22/2019
B-15_-_Typical_Sewer_Chimney 01/22/2019
B-17_-_Wye_Cleanout 01/22/2019
B-18_-_Typical_Sewer_And_Drain_Coupling 01/22/2019
B-20_-_Precast_Drywell_Details 01/22/2019
B-25a_-_Typ_Into-Foundation_Cut_and_Splash_Downspout_Disconnect 08/11/2021
B-25b_-_Typ_Into-Ground_Cut_and_Splash_Downspout_Disconnect 08/11/2021
B-25c_-_Typ_Into_Siding_Downspout_Disconnect 08/11/2021
B-29_-_Handhole_Riser 01/22/2019
B-30_-_Manhole_Riser 01/22/2019
B-31_-_Catch_Basin_Riser 01/22/2019
C-13_-_Vehicular_Ramp_Over_Temp_By-Pass_Pipe 01/22/2019
ES-05_-_Fire_Service_Pump_and_Tank_Detail 01/10/2023
F-01_-_Boston_3Q_Inch_Main_Tube_Cap 01/22/2019
F-02_-_Boston_1_And_Half_Inch_Main_Tube_Cap 01/22/2019
F-03_-_3Q_Inch_Main_Shoe 01/22/2019
F-04_-_1-And_Half_Inch_Main_Shoe 01/22/2019
F-06_-_G_Frame 01/10/2023
F-08_-_Type_A_Manhole_Shallow_Frame 01/22/2019
F-11A_-24-Inch_Ductile_Iron_Hinged_Manhole_Frame_And_Cover_Ops 01/22/2019
F-11B_-30-Inch_Ductile_Iron_Hinged_Manhole_Frame_And_Cover_Ops 01/22/2019
F1-D01_-_Type_A_Manhole_Frame 01/22/2019
F1-D02_-_Type_A-2_Street_And_Sidewalk_Manhole_Cover_Hpfs_ 01/22/2019
F1-D03_-_Type_A-2_Street_And_Sidewalk_Manhole_Cover_-_Ac-Bv 01/22/2019
F1-D04_-_Type_A-2_Street_And_Sidewalk_Manhole_Cover_-Mater-Sewer-Drain 01/22/2019
F1-D05_-_Type_A-3_Sidewalk_Manhole_Cover 01/22/2019
F1-D06_-_Type_B-5_Manhole_Frame 01/22/2019
F1-D07_-_Type_B-5_Manhole_Cover 01/22/2019
F1-D08_-_Type_E_Catch_Basin_Frame 01/22/2019
F1-D09_-_Type_E-1_Catch_Basin_Grate 01/22/2019
F1-D10_-_Type_E-6_Sidewalk_Manhole_Cover 01/22/2019
F1-D11_-_Bradley_Head_Cover 01/22/2019
F1-D12_-_Heavy_Meter_Cover 01/22/2019
F1-D13_-_Light_Meter_Cover 01/22/2019
F1-D14_-_Light_Meter_Frame 01/22/2019
F1-D15_-_Heavy_Meter_Frame 01/22/2019
F1-D16_-_16x18_Gate_Frame_Cover_-_Div_Gate 01/22/2019
F1-D17_-_16x18_Lamp_Hole_Frame_Cover_-Sewer 01/22/2019
F1-D18_-_16x18_Gate_Frame_Cover_-_Bwsc 01/22/2019
F1-D19_-_16x18_Gate_Frame_Cover 01/22/2019
F1-D20_-_16x18_Gate_Frame_Cover_-_Hpfs 01/22/2019
F1-D21_-_16x18_Gate_Frame 01/22/2019
F1-D22e_-_Catch_Basin_Hood 01/22/2019
F1-D23_-_8x14_Catch_Basin_Sign 04/15/2020
F2-08_-_Curb_Box 01/22/2019
F2-09_-_Special_Roadway_Box 01/22/2019
F2-10_-_Buffalo_Type_Valve_Box 01/22/2019
F3-05_-_Companion_Flange_Reducing_Type 01/22/2019
G-01_-_Approved_Oil_And_Grease_Separator_Design 01/22/2019
G-02_-_Grease_Trap_Details 01/22/2019
G-03_-_Standard_Grease_Trap 01/22/2019
M-02_-_Meter_Pit_Details 01/22/2019
M-03B - Installation of Water Meters 05/16/2019
Manholes and Catch Basins 04/22/2021
SS-05_-_Btd_Conduit_In_Bwsc_Trench 01/22/2019

Engineering Standards Zip Downloads

Name Date
A-01_-_Typical_Thrust_Restraint_Details 01/25/2019
A-03_-_Typical_Connection_To_Existing_Fitting 01/25/2019
A-04_-_Typical_Connection_To_Exist_Fitting_For_Ccl_Project 01/25/2019
A-05_-_Typical_Trench_Detail_Of_Water_Main_In_Firm_Ground 01/25/2019
A-06_-_Typical_Trench_Detail_Of_Water_Main_In_Ledge 01/25/2019
A-07A_-_Typical_Fire_Hydrant_Connection_For_High_Or_Low_Service_Line 01/25/2019
A-07D_-_Typical_Fire_Hydrant_Connection_For_High_Pressure 01/25/2019
A-08_-_New_Offset_Water_Main 01/25/2019
A-09_-_Typical_Water_Pipe_Connection_With_Tapping_Sleeve_And_Gate_Valve 01/25/2019
A-10_-_Typical_Water_Connection_For_34_And_1_Inch_Service_Pipes 01/25/2019
A-11_-_Typical_Water_Connection_For_1-_12_And_2_Inch_Service_Pipes 01/25/2019
A-12_-_By-Pass_Pipe_At_Sidewalk_Ramps 01/25/2019
A-13_-_Concrete_Block_Butterfly_Valve_Chamber 01/25/2019
A-14_-_Concrete_Block_Pitometer_Chamber 01/25/2019
A-15_-_Detail_Of_Abandonment_Of_Water_Connection_3-inch_And_Greater 01/25/2019
A-17_-_Typical_Pitometer_Tap_And_Air_Release_Valve_A-17 01/25/2019
A-18a_-_Water_Works_Improvements_Sign 02/18/2022
A-18b_-_Water_and_Sewerage_Works_Improvements_Sign 02/18/2022
A-18c_-_Water_and_Drainage_Works_Improvements_Sign 02/18/2022
A-19_-_Typical_Gate_Valve_Installation_In_Trench_For_Sizes_20-Inch_And_Smaller 01/25/2019
B-01_-_Catch_Basin_Details 04/15/2020
B-02G_-_Typical_Dog_House_Manhole 01/25/2019
B-02H_-_Typical_Common_End_Manhole 01/25/2019
B-02_-_Precast_Concrete_Manhole_Details 05/04/2021
B-03_-_Concrete_Manhole_Adjustment_To_Grade 01/25/2019
B-04_-_Brick_Manhole_Adjustment_To_Grade 01/25/2019
B-05_-_Typical_Field_Connection_To_Large_Concrete_Pipe_Or_Concrete_Manhole 01/25/2019
B-06_-_Shallow_Manhole 01/25/2019
B-07_-_Drain_Sump_Manhole 01/25/2019
B-08_-_Trench_Detail_For_Rcp_Or_Dicl_Pipe 01/25/2019
B-09_-_Trench_Detail_For_Pvc_Pipe 01/25/2019
B-10_-_Common_Trench_For_Water_And_Sewer_Services 01/25/2019
B-11_-_Particle_Separators 01/25/2019
B-12_-_Sewer_And_Drain_Connections 01/25/2019
B-13a_-_Drainage_Improvements_Sign 02/18/2022
B-13b_-_Sewerage_Improvements_Sign 02/18/2022
B-13c_-_Stormwater_Green_Infrastructure_Improvements_Sign 02/18/2022
B-14_-_Location_Of_Backwater_Valves_In_Cellars 01/25/2019
B-15_-_Typical_Sewer_Chimney 01/25/2019
B-17_-_Wye_Cleanout 01/25/2019
B-18_-_Typical_Sewer_And_Drain_Coupling 01/25/2019
B-20_-_Precast_Drywell_Details 01/25/2019
B-25a_-_Typ_Into-Foundation_Cut_and_Splash_Downspout_Disconnect 08/11/2021
B-25b_-_Typ_Into-Ground_Cut_and_Splash_Downspout_Disconnect 08/11/2021
B-25c_-_Typ_Into_Siding_Downspout_Disconnect 08/11/2021
B-29_-_Handhole_Riser 01/25/2019
B-30_-_Manhole_Riser 01/25/2019
B-31_-_Catch_Basin_Riser 01/25/2019
C-13_-_Vehicular_Ramp_Over_Temp_By-Pass_Pipe 01/25/2019
ES-05_-_Fire_Service_Pump_and_Tank_Detail 01/10/2023
F-01_-_Boston_3Q_Inch_Main_Tube_Cap 01/25/2019
F-02_-_Boston_1_And_Half_Inch_Main_Tube_Cap 01/25/2019
F-03_-_3Q_Inch_Main_Shoe 01/25/2019
F-04_-_1-And_Half_Inch_Main_Shoe 01/25/2019
F-06_-_G_Frame 01/10/2023
F-08_-_Type_A_Manhole_Shallow_Frame 01/25/2019
F-11A_-24-Inch_Ductile_Iron_Hinged_Manhole_Frame_And_Cover_Ops 01/25/2019
F-11B_-30-Inch_Ductile_Iron_Hinged_Manhole_Frame_And_Cover_Ops 01/25/2019
F1-D01_-_Type_A_Manhole_Frame 01/25/2019
F1-D02_-_Type_A-2_Street_And_Sidewalk_Manhole_Cover_Hpfs_ 01/25/2019
F1-D03_-_Type_A-2_Street_And_Sidewalk_Manhole_Cover_-_Ac-Bv 01/25/2019
F1-D04_-_Type_A-2_Street_And_Sidewalk_Manhole_Cover_-Mater-Sewer-Drain 01/25/2019
F1-D05_-_Type_A-3_Sidewalk_Manhole_Cover 01/25/2019
F1-D06_-_Type_B-5_Manhole_Frame 01/25/2019
F1-D07_-_Type_B-5_Manhole_Cover 01/25/2019
F1-D08_-_Type_E_Catch_Basin_Frame 01/25/2019
F1-D09_-_Type_E-1_Catch_Basin_Grate 01/25/2019
F1-D10_-_Type_E-6_Sidewalk_Manhole_Cover 01/25/2019
F1-D11_-_Bradley_Head_Cover 01/25/2019
F1-D12_-_Heavy_Meter_Cover 01/25/2019
F1-D13_-_Light_Meter_Cover 01/25/2019
F1-D14_-_Light_Meter_Frame 01/25/2019
F1-D15_-_Heavy_Meter_Frame 01/25/2019
F1-D16_-_16x18_Gate_Frame_Cover_-_Div_Gate 01/25/2019
F1-D17_-_16x18_Lamp_Hole_Frame_Cover_-Sewer 01/25/2019
F1-D18_-_16x18_Gate_Frame_Cover_-_Bwsc 01/25/2019
F1-D19_-_16x18_Gate_Frame_Cover 01/25/2019
F1-D20_-_16x18_Gate_Frame_Cover_-_Hpfs 01/25/2019
F1-D21_-_16x18_Gate_Frame 01/25/2019
F1-D22e_-_Catch_Basin_Hood 01/25/2019
F1-D23_-_8x14_Catch_Basin_Sign 04/15/2020
F2-08_-_Curb_Box 01/25/2019
F2-09_-_Special_Roadway_Box 01/25/2019
F2-10_-_Buffalo_Type_Valve_Box 01/25/2019
F3-05_-_Companion_Flange_Reducing_Type 01/25/2019
G-01_-_Approved_Oil_And_Grease_Separator_Design 01/25/2019
G-02_-_Grease_Trap_Details 01/25/2019
G-03_-_Standard_Grease_Trap 01/25/2019
M-02_-_Meter_Pit_Details 01/25/2019
M-03B - Installation of Water Meters 05/16/2019
SS-05_-_Btd_Conduit_In_Bwsc_Trench 01/25/2019

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