Supplying installation testing and commissioning of Automatic Misting System at Anand Vihar and Vivek Vihar under PWD Delhi. (SH Electrical and Civil Work).

SH:-I (SITC of automatic misting system) Supplying and laying of stainless steel (SS) pipe of size 25mm OD is designed for high- pressure misting systems up to suitable depth below the ground level with trenching and backfilling, capable of handling operational pressures between 40 to 80 bar. Made from durable, corrosion-resistant stainless steel, this seamless pipe ensures reliable performance in demanding environments, such as outdoor cooling systems, greenhouses, and industrial misting applications. Its polished exterior prevents rust and scaling, while the precision-engineered wall thickness guarantees strength and safety under high pressure. Compatible with various high-pressure fittings, this pipe meets international standards like ASTM A269/A213, making it ideal for both residential and commercial misting installations, including supplying and fixing of all other suitable accessories for connection between steel pipe and nylon pipe, cutting, welding, testing & commissioning etc. as required.

Supplying and laying of stainless steel (SS) pipe of size 15mm OD is designed for high- pressure misting systems up to suitable depth below the ground level with trenching and backfilling, capable of handling operational pressures between 40 to 80 bar. Made from durable, corrosion-resistant stainless steel, this seamless pipe ensures reliable performance in demanding environments, such as outdoor cooling systems, greenhouses, and industrial misting applications. Its polished exterior prevents rust and scaling, while the precision-engineered wall thickness guarantees strength and safety under high pressure. Compatible with various high-pressure fittings, this pipe meets international standards like ASTM A269/A213, making it ideal for both residential and commercial misting installations, including supplying and fixing of all other suitable accessories for connection between steel pipe and nylon pipe, cutting, welding, testing & commissioning etc. as required.

Providing & Fixing of 9mm high-pressure nylon pipe (on the exiting pole up to required height) is designed for applications requiring a pressure rating between 40 to 80 bar, making it ideal for use in misting systems, industrial automation, and other high- pressure environments. Constructed from durable, lightweight nylon, this pipe offers excellent flexibility, resistance to abrasion, and chemical stability, ensuring long-lasting performance under demanding conditions. Its smooth inner surface minimizes friction losses, promoting efficient fluid flow, while its tough outer layer withstands environmental factors like UV exposure and impact.Including supplying and fixing of all other suitable accessories for inter connection between nylon pipe misting nozzle, testing & commissioning etc. as required.

Providing & fixing of suitable size (900 to 1200 mm) stainless steel (SS) bracket is suitable for fixing of 6 nos. multi-port with 5 spells brass nozzle on exiting pole upto suitable hight Including supplying and fixing of all other suitable accessories for inter connection between nylon pipe and misting nozzle, testing & commissioning etc. as required.

Supplying and fixing of Brass type Misting Nozzle on existing bracket ,capable for throw the water jet upto one meter radius with a discharge rate 2.8 LPH at operating pressure 50 bar, featuring a precision-drilled orifice, integrated filter, and corrosion-resistant finish , Including supplying and fixing of all suitable accessories for connection between misting nozzle and braket, testing & commissioning etc. as required.

Supplying, installation, testing and commissioning of Ball Valve Metallic stainless steel (SS) of size 25 mm including supplying and fixing of all suitable accessories for connection, testing & commissioning etc. as required.

Supplying & installation of Digital Irrigation Sequential controller suitable for oprating automatic misting system Including supplying and fixing of all suitable accessories like cable, wire thimble etc., connection, testing & commissioning etc. as required.

Supplying, installation ,testing and commissioning of Pump capable for discharging water 2.1 cu meter @ 80 bar head with NRV and header fittings complete including supplying and fixing suitable size electric cable, base frame, panel with all fittings complete as required.

Supplying, installation, testing and commissioning of Pump Starter Relay suitable for pumpset of minimun capacity 10 HP Including supplying and fixing of all suitable accessories like cable, wire etc., connection, testing & commissioning etc. as required.

Supplying, installation, testing and commissioning of Enclosure for Electrical Componant of suitable size. Including supplying and fixing of all suitable accessories for installation etc. as required.

Supplying, installation, testing and commissioning of RO system of capacity 2000 ltr per hour with complete accessories like suitable pump, moter, membrane, filter etc.and including supplying and fixing suitable frame, all other suitable accessories for interconnection with water tank etc. complete as required.

Supplying and laying of following PVC insulated and PVC sheathed/XLPE armoured aluminim conductor power cable of 1.1 KV grade of following size. 3.5 X 50 sq. mm armoured aluminum conductor power cable

4 X 25 sq. mm armoured aluminum conductor power cable

Providing and fixing following rating and breaking capacity and pole MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, Ics=100% Icu and Operational Voltage 690V etc. as required. 100 A, 16 KA,TPMCCB

SH:-II Comprehensive Maintenance including Operation operation by providing 1 no of operator in two shifts (6am to 2pm & 2pm to 10pm) including cleaning of equipments etc. complete as required. - 2 Job

Civil Work Earth work in excavation by mechanical means (Hydraulic excavator) / in manual means in foundation trenches or drains (not exceeding 1.5 m width or 10 sqm on plan), including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-lll) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

1:5:10 (1 cement : 5 coarse sand (zone-llIl) derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources)

Making (1 6 plinth protection 50 mm thick cement concrete 1:3:6 (1 Cement : 3 coarse sand (zone-lll) derived from natural sources : graded stone aggregate 20 mm nominal size derived from natural sources) over 75 mm thick bed of dry brick ballast 40 mm nominal size, well rammed and consolidated and grouted with fine sand, including necessary excavation, levelling & dressing & finishing the top smooth.

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : a). 1:1.5:3 (1 cement : 1.5 coarse sand (zone-lll) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form for Edges of slabs and breaks in floors and walls a). Under 20 cm wide

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. a). Thermo-Mechanically Treated bars of grade Fe-500D or more.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: a). Cement mortar 1:6 (1 cement : 6 coarse sand)

Providing and fixing hard drawn steel wire fabric 75x25 mm mesh of weight not less than 7.75 Kg per sqm to window frames etc. including 62x19 mm beading of second class teak wood and priming coat with approved steel primer all complete.

Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Providing and fixing 1 mm thick M.S. sheet door with frame of 40x40x6 mm angle iron and 3 mm M.S. gusset plates at the junctions and corners, all necessary fittings complete, including applying a priming coat of approved steel primer. a). Using M.S. angels 40x40x6 mm for diagonal braces

Providing and fixing T-iron frames for doors, windows and ventilators of mild of steel Tee-sections, joints mitred and welded, including fixing necessary butt hinges and screws and applying a priming coat of approved steel primer. a). Fixing with 15x3 mm lugs 10 cm long embedded in cement concrete block 15x10x10 cm of C.C. 1:3:6 (1 Cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size).

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. a). Hot finished welded type tubes

Providing & fixing glass panes with putty and glazing clips in steel doors, windows, clerestory windows, all complete with : a). 4.0 mm thick glass panes

Extra for providing and fixing wind ties of 40x 6 mm flat iron section.

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-Charge) of total coated thickness 0.50 mm (base metal of minimum 0.45 mm thickness with total coating thickness of 0.05mm) with zinc coating 120 grams per sgm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, total excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

12 mm cement plaster of mix : a). 1:6 (1 cement: 6 coarse sand)

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : a). Two or more coats on new work

Providing round the clock security guard without gun for watch & ward of Government premises and its all belongings by deploying neatly dressed security guards in 8 hour’s shift including necessary T&P like torch, lathi and uniform etc. complete, as per the direction of Engineer-in-charge. (One job means 8 hour's duty).

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unleading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work a). 25 mm nominal dia Pipes

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work a). 50 mm nominal dia Pipes

Providing and placing on terrace (at all floor levels) polyethylene water storage IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.

P/L of M.S. Pipe of Size 150 mm dia and 5 mm thickness through trenchless technology by jacking, pushing directly in ground up to depth 1.0 m to 3.0 m below ground level including applying with black anti corrosive bitumastic paint two or coat including priming with zinc chromate yellow primer including loading, unloading and carriage of M.S. Pipe at site etc. complete as per direction of Engineer-in-charge.

Modified Estimated Cost after using correction factor on DSR 2023 on account of GST @0.973 (vide no. 158/SE(TAS)/GST/2024/02-E dated 08.08.2024)

Add Cost Index @3% (On DSR Item)

Supply of water through Tanker of Capacity 10000 litre with 50 mtr delivery pipe of 4-6'' dia to utilize water for Mist Spray System including One Beldar, Cost of water & fuel & all other T&P etc. complete as per direction of Engineer-in-charge. Daily supply of unfiltered water will be 4 to 6 tanker on regular interval basis/ as per requirement between 6:00 AM to 8:00 PM. (Payment shall be made as per No of trip)