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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 06/13/2023
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 06/13/2023
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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