Guide to Prepare BOQ for Sanitary Wares, Drainage, and Water Supply Systems

Guide to Prepare BOQ for Sanitary Wares, Drainage, and Water Supply Systems

Preparing a Bill of Quantities (BOQ) is essential for accurate cost estimation and compliance in construction projects. This guide provides detailed steps to prepare a BOQ for sanitary wares, accessories, internal drainage, and water supply pipes and fittings.

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How to Prepare a BOQ for Sanitary Wares and Accessories?

Sanitary wares and accessories are key components of plumbing installations. The BOQ must include detailed descriptions, units of measurement (UoM), and instructions for supply, installation, and testing.

Preamble for Sanitary Wares and Accessories

The work shall include cutting making of walls and floors etc. The rates quoted shall include cost of necessary consumables like brass screws, CP extension nipple of approved make, dia and length, wooden plugs, white cement, sealants etc. Only drilling machines shall be used for making the holes in the walls for fixing, no wall jumper and hammer will be allowed.

How to Prepare a BOQ for European Water Closet (EWC)?

• Description: Supply and fixing of WHITE coloured vitreous china Wall mounted EUROPEAN WATER CLOSET with concealed flush valve with ‘P’ or ‘S’ trap, complete with solid seat with cover, C.P. hinges and rubber buffers, cold water connection pipe including, C.P. bolts and nuts etc. The work shall include cutting and making good the walls and floors etc. - In toilets.
• UoM: Nos

How to Prepare a BOQ for CP Health Faucet?

• Description: Supply and fixing of 15 mm CP health faucet of approved make with necessary CP flexible hose 1250 mm flexible tube, 15mm dia brass C.P. Angle stop cock with flange, CP wall flange etc., complete.
• UoM: Nos

How to Prepare a BOQ for Sensor Urinal?

• Description: Supply and fixing of white colour vitreous china Urinal with integrated Sensor with partition for flushing with in built waste grating, C.P. cast brass bottle trap with extension piece including CI/MS bracket wall flanges, flush piping, flexible hose, extension nipples, Sensing range of minimum 20cm, Control box (AC/DC) (6V AA Alkaline battery) etc complete.
• UoM: Nos

How to Prepare a BOQ for Below Counter Washbasin?

• Description: Supply, Installation, fixing, testing and commissioning of WHITE coloured vitreous china Below counter rectangular Washbasin with brackets / G.I. rag bolts and nuts painted, 32mm dia brass C.P. waste coupling, (heavy) 32mm dia brass C.P. bottle trap, 15mm dia brass C.P. Angle stop cock with flange, 15mm dia brass C.P. cold water connecting pipe, etc. The work shall include required extension nipples, cutting / chasing and making good the walls and floors. (Location - Hand wash).
• UoM: Nos

How to Prepare a BOQ for Rectangular Washbasin?

• Description: Supply, Installation, fixing, testing and commissioning of WHITE coloured vitreous china RECTANGULAR WASH BASIN with brackets / G.I. rag bolts and nuts painted, 32mm dia brass C.P. waste coupling, (heavy) 32mm dia brass C.P. bottle trap, 15mm dia brass C.P. Angle stop cock with flange, 15mm dia brass C.P. cold water connecting pipe, etc. The work shall include required extension nipples, cutting / chasing and making good the walls and floors. (Location - Hand wash).
• UoM: Nos

How to Prepare a BOQ for Sensor Pillar Cock?

• Description: Supply, Installation, fixing, testing and commissioning of wash basin table mounted SENSOR TYPE PILLAR COCK, required cp flanges, angle cock, flexible hose, extension nipples, Sensing range of minimum 20cm, Control box operated by (AC/DC) (6V AA Alkaline battery) etc complete.
• UoM: Nos

How to Prepare a BOQ for Swivel Spout?

• Description: Supply, Installation, fixing, testing and commissioning of wash basin table mounted Swivel spout, required cp flanges, angle cock, flexible hose, extension nipples, etc complete. (Location - Pantry).
• UoM: Nos

How to Prepare a BOQ for Storage Water Heater?

• Description: Supply, fixing and testing of electrically operated storage 25 L water heater inner container made from copper or stainless steel including the installation safety valve, vacuum relief valve, neon lamp, mounting brackets, installing in position with coach screws or bolts, nuts, testing, commissioning, etc, complete. 15mm dia Angle stop cock with wall flange, 15mm dia C.P. hot and cold water connection pipe including, C.P. bolts and nuts etc. The work shall include cutting and making good the walls and floors etc.
• UoM: Nos

How to Prepare a BOQ for Stainless Steel Sink?

• Description: Supply and fixing of Stainless steel Single bowl sink without drain board, manufactured from 1 mm thick stainless steel, 18G high grade indestructible chrome nickel steel with top quality polish, 1 no. 50 mm dia CP waste pipe connect with 'P' trap of minimum 40mm water seal, 20mm dia CP swivel spout wall mounted type and necessary wall flanges etc., complete.
• UoM: Nos

How to Prepare a BOQ for Tissue Paper Dispenser?

• Description: Supply and fixing of Automatic tissue paper dispenser with PVC rawl plug & C.P. brass screw complete as required.
• UoM: Nos

How to Prepare a BOQ for Robe Hook?

• Description: Supply and fixing of Robe hook with PVC rawl plug & C.P. brass screw complete as required.
• UoM: Nos

How to Prepare a BOQ for Liquid Soap Dispenser?

• Description: Supply and fixing of Automatic liquid soap dispenser with PVC rawl plug & C.P. brass screw complete as required.
• UoM: Nos

How to Prepare a BOQ for Hand Dryer?

• Description: Supply and fixing of solid state, no touch operating, fully hygienic hand drier of approved shade with single blower, with time delay, summer & winter control, music while drying, volume ON/OFF controls.
• UoM: Nos

How to Prepare a BOQ for Garbodrain?

• Description: Supply, fixing and testing of Garbodrain, including all fittings, should be anti-jam impellers made of SS 304 for efficient grinding & corrosion free, run with AC power supply.
• UoM: Nos

How to Prepare a BOQ for Grease Separator?

• Description: Supply, fixing and testing of prefabricated gravity Grease seperator of flow rate 0.8 lps, with integrated sludge & grease trap, Connection for inlet and outlet should be minimum 50 mm dia, For free-standing installation in frost-proof areas, odour-proof sealed, with removable cover and fastening ring, Separate Grease storage tank with hand pump of capacity 10 Litres (Operating side Left / Right to be decided before order).
• UoM: Nos
• Note: Separator should be inspected and cleaned during every 1 or 2 days, Installed in access space for removable of grease. Separated grease should not be discharge in the drain to STP.

How to Prepare a BOQ for Grey Water Lifting Station?

• Description: Supply & commissioning of a floor standing grey water lifting station with (1 working + 1 standby: Voltage: 220-240V, Frequency: 50-60 Hz, Motor power: 750 W, 2 multichannel impeller pumps, Maximum pumping head 15 m, Maximum flow rate of 16 m3/h, 2 x 40 / 50 / 80 mm ext. side inlets, 1 x 50 mm ventilation pipe, Discharge diameter of 50 mm ext., Maximum incoming water temperature: 90°C (5 minutes maximum), Tank volume: 34 L, Pneumatic switches, Deported control panel (with LED light and manual override button), Accessories (fixing kit, non-return valve and connectors). (Location: Cafeteria)
• UoM: Nos

How to Prepare a BOQ for Grab Bars?

• Description: Supply, fixing and testing of Fixed grab bar and rotated grab bar, Fixing screw, etc., complete. (Location: Physically challenged toilet)
• UoM: Nos

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How to Prepare a BOQ for Internal Drainage and Water Supply Pipes & Fittings?

Internal drainage and water supply systems require precise specifications for pipes, fittings, and installation methods. The BOQ must reflect these details accurately.

How to Prepare a BOQ for UPVC Soil, Waste, and Vent Pipes?

• Description: Supply, fixing, testing and commissioning of UPVC soil, waste and vent pipe confirming to IS 13592 of SWR quality 6 kg / sq.cm pressure rated 10mm, including all fittings, like Bends, Tees, Elbows, Collars, junction, inspection doors, cowls, offsets, access pipes, jointing with rubber ring / solvent cement followed by application of leak proof adhesive like FRP paste, fixed to wall with properly fabricated MS bracket of suitable size, Soil & waste pipe line laid inside the sunken slab. (Pipes Running inside the sunken Slab & Shaft etc)
• a) 75mm dia (6kg/sq.cm pressure rated - Type - B) - UoM: Rmt
• b) 110mm dia (6kg/sq.cm pressure rated - Type - B) - UoM: Rmt
• c) 160mm dia (6kg/sq.cm pressure rated - Type - B) - UoM: Rmt
• d) 200mm dia (6kg/sq.cm pressure rated - Type - B) - UoM: Rmt

How to Prepare a BOQ for UPVC Waste Pipes?

• Description: Supply, fixing, testing and commissioning of UPVC waste pipe of agricultural sereis conforming to IS 4985, including all fittings like tees, elbows, bends, collars, coupling, etc jointing with solvent cement followed by application of leak proof adhesive like FRP paste laid on floors inside the toilets to the required slope including making necessary bores in walls / foundations / concrete slab as applicable, making good the bores with CM 1:3 or cement concrete as applicable, curing etc., complete.
• a) 40mm dia (10kg / sq.cm) - UoM: Rmt
• b) 50mm dia (10kg / sq.cm) - UoM: Rmt

How to Prepare a BOQ for PVC Floor Trap?

• Description: Supply, fixing and testing of PVC floor-trap 110 dia with necessory of multitrap connection (heavy duty hinged type) with brass CP frame & cover (150 mm x 150 mm). Trap of 100 mm dia inlet and 75 mm dia outlet fixed on a bed of cement concrete etc.complete. (The frame and grating shall be approved by Architects) (Location: Toilet, Washbasin)
• UoM: Nos

How to Prepare a BOQ for PVC P-Trap?

• Description: Supply, fixing and testing of PVC P-trap 110 dia with necessory of 50 dia multitrap connection (heavy duty) with brass CP frame & cover (150 mm x 150 mm). Trap of 100 mm dia inlet and 100 mm dia outlet fixed on a bed of cement concrete etc.complete. (The frame and grating shall be approved by Architects) (Location: Urinal)
• UoM: Nos

How to Prepare a BOQ for CP Grating Cover?

• Description: Supply, fixing and testing of CP grating cover (150mmx150 mm). for drain outlet etc., complete. (The frame and grating shall be approved by Architects)
• UoM: Nos

How to Prepare a BOQ for CP Floor Cleanout?

• Description: Supply, fixing and testing of CP Floor cleanout (150mmx150 mm). For removing Clogging, etc., complete. (The frame and grating shall be approved by Architects)
• UoM: Nos

How to Prepare a BOQ for CPVC Pipes?

• Description: Supplying, installing, fixing, jointing, testing and commissioning of approved make Chlorinated Polyvinyl Chloride pipes (CPVC) up to 50 mm dia SDR.13.5, ASTM CTS, and above 50 mm dia CPVC schedule 40 ASTM IPS. Fittings up to 50 mm dia SDR 13.5. The fittings and specials such as tees, elbows, couplers, bends, enlargers etc., with CPVC brass threaded combination / transition specials such as male adapters brass threaded female adapters, brass FPT Tee, Brass FPT elbow etc., where connection with metal is to be made including necessary drilling holes, chasing walls and making the same good in geru mixed cement mortar 1:1 restore the same original condition neatly as directed by the Engineer in-charge. Joints to be made with CPVC solvent cement up to 50 mm dia as per ASTM D-2846 and above 50 mm dia primer P-70, and solvent confirming to ASTMF-4931 / 724. (Pipe running on ceiling, inside the wall concealed for cold water supply)
• a) 20 mm dia - UoM: Rmt
• b) 25 mm dia - UoM: Rmt
• c) 32 mm dia - UoM: Rmt
• d) 40 mm dia - UoM: Rmt
• e) 50 mm dia - UoM: Rmt

How to Prepare a BOQ for Brass Ball Valves?

• Description: Supplying, installing, fixing, jointing, testing and commissioning of Brass ball valves including unions etc., Complete
• a) 20 mm dia (Screwed ends) - UoM: Nos
• b) 25 mm dia (Screwed ends) - UoM: Nos
• c) 32 mm dia (Screwed ends) - UoM: Nos
• d) 40 mm dia (Screwed ends) - UoM: Nos
• e) 50 mm dia (Screwed ends) - UoM: Nos

How to Prepare a BOQ for Brass Y/Pot Strainer?

• Description: Supplying, installing, fixing, jointing, testing and commissioning of brass `Y' / pot stainer screw type tested to 20 kg / sq.cm.
• a) 50 mm dia - UoM: Nos

How to Prepare a BOQ for Brass Electromagnetic Flow Meter?

• Description: Supplying, installing, fixing, jointing, testing and commissioning of brass Electromagnetic flow meter screw type tested to 20 kg / sq.cm.
• a) 32 mm dia - UoM: Nos
• b) 40 mm dia - UoM: Nos

How to Prepare a BOQ for Brass Pressure Reducing Valve?

• Description: Supplying, installing, fixing, jointing, testing and commissioning of brass Pressure reducing valve screw type tested to 20 kg / sq.cm.
• a) 32 mm dia - UoM: Nos
• b) 40 mm dia - UoM: Nos

How to Prepare a BOQ for MS Brackets and Supports?

• Description: Supplying and fixing MS slotted angle iron brackets, hangers, MS grip bilts, universal clamps with threaded rod, supports with necessary drilling holes to suit the insertion of pipe clamps, deburring etc., as per detailed drawing for supporting soil, waste and rain water pipes and water supply pipes in shafts with suitable MS clamps, bolts, anchor bolts, nuts and washers fixed on shaft walls/outer walls etc. The quoted rate shall include with the cost of brackets galvanizing with zinc alloy of 0.08 mm thick conformed to IS 1239 etc., complete as directed by the employer.
• UoM: Kg

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Conclusion

This guide outlines how to prepare a BOQ for sanitary wares, accessories, and internal drainage and water supply systems, ensuring compliance with project standards. Each item includes specific descriptions and UoM for clarity and accuracy.