CA NO CWE SGNR 68 of 2021-22 SPECIAL REPAIR TO OH TANK OF BHAGAT ENCLAVE AT SRI GANAGANAGAR MILITARY STATION SRIGANGANAGAR (2ND CALL)

Amount

Providing & erecting double scaffolding,Jacks to support the structure provisionally during repair complete all as specified and directed by Engineer-in-Charge.

Dismantling portions of reinforced cement concrete work ordered/chipping of unsound concrete to a depth/thickness of 25mm to 100mm averaging 62.5mm in respect of roofs, floors, beams, columns, staircases, landing, chajja, parapets, etc. and similar suspended work (other than ground floors) complete all as specified and directed by Engineer-in-Charge.

Preparation of Shaft of OHT,RCC column, beams, chajja, roof drops, soffit of slabs(ceilings) by removing existing cement plastering, hacking the surface of RCC work for key to a depth of 15mm by gentle chipping manually to make surface rough and thoroughly cleaned with air pressure and water jet complete all as specified and directed by Engineer-in-Charge.

M&L for preparation of exposed surface of rusted steel reinforcement with metal wire brush, cleaning the rusted surfaces free from loose rust and application of rust remover cum preservative paint with brush to rusted [email protected]/Sqm. of surface of existing reinforcement) and removing rust with flex after 24 hours of application of rust remover with the help of wire brush, sand paper and thoroughly washed with water with the help of pressure jet and allowing it to dry complete.(Area of cleaned reinforcement steel bar shall be measured for payment) Density: 1.01 Kg/1 at 30 degree centigrade complete all as specified and directed by Engineer-in-Charge.

Preparation of surfaces of steel of reinforcement by cleaning thoroughly and providing, mixing and applying zinc anti-rust agent as per manufacturers method of application to rebar corrosion protection system to reinforcement @3.75 Kg/Sqm surface of steel reinforcement in two coats complete all as specified and directed by Engineer-in-Charge.

M&L for Polymer modified AQUAPROOF102 @4 Kg/SQM cementious bonding coat, prepared and applied on the concrete/masonry surfaces with in ratio 1:1 to 1:1.5 of Polymer and cement complete and sprinkling quartz sand on it. Adhesive bond strength not less than 2.50 MPa complete all as specified and directed by Engineer-in-Charge. Make: AQUASHIELDS/AAYKAPOLYMERS

Providing proposed rebars, mild steel TMT bars of different diameter for column, beams, slab, chajja, drop, parapets encasement, including fabricating, placing, tieing , fixing etc. cut to length bent to shape as required, including cranking, bending, spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia and welding to existing steel reinforcement complete all as specified and directed by Engineer-in-Charge.

S & F 12mm TS dowel pins/staple/shear pins including drilling holes in concrete, providing labour for epoxy for grouting the pins complete all as specified and directed by Engineer-in-Charge.

S & F 6mm TS dowel pins/staple/shear pins including drilling holes in concrete, providing labour for epoxy for grouting the pins complete all as specified and directed by Engineer-in-Charge.

Providing, placing and fixing form work to the columns, beams, chajjas, drops, fins, parapets etc. for the proposed micro concrete encasement as per specifications, standard practice complete all as specified and directed by Engineer-in-Charge. NOTE: Quoted rate is inclusive of all materials, carpentry work, transportation, labour, tools and tackles, lead and lift etc.

M&L for laying Micro-concrete cement based pre packed single component, chloride free, sulphate free, non-shrink, free flow, self compacting/ready to use after mixing water in specified proportion of approved quality. Form work shall be provided for placing micro concrete patch repair as required at site with steel jack system and steel props to support the form work in this application of high strength, dual shrinkage, compensated, micro, concrete repair with compressive strength of 40 Mpa at 28 days complete all as specified and directed by Engineer-in-Charge. Make: AQUASHIELDS/AAYKAPOLYMERS Note: form work shall be measured and paid for separately.

M & L for augmentation cum anti corrosive system of RCC. using Dr. Miracle * by pressure grouting @ 1-2 Kg/sqm pressure complete all as specified and directed by Engineer-in-Charge. Make: AQUASHIELDS/AAYKAPOLYMERS

M & L for providing AQUAVENTS* -[walls]moisture release system *PATENTED complete all as specified and directed by Engineer-in-Charge. Make: AQUASHIELDS/AAYKAPOLYMERS

M&L for Polymer modified AQUAPROOF102 @1.5 Kg/SQM. polymer coat , prepared and applied on the top of WATER TANK ,external and shaft walls and roof complete all as specified and directed by Engineer-in-Charge. Make: AQUASHIELDS/AAYKAPOLYMERS

S & F mild steel TMT bars of 10mm dia and over, for slab/dome of OHT including fabricating, placing, tieing , fixing etc. cut to length bent to shape as required, including cranking, bending, spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia and welding to existing steel reinforcement complete all as specified and directed by Engineer-in-Charge.

Providing, placing and fixing form work to the bottom of dome of OHT, beams, chajjas, drops, fins, parapets etc. for the proposed concrete encasement as per specifications, standard practice and directions of Engineer-in-charge. Note: Quoted rate is inclusive of all materials, carpentry work, transportation, labour, tools and tackles, lead and lift etc.

M&L for laying RCC M-30 (design mix) in specified proportion of approved quality in this application of high strength, dual shrinkage, compensated, concrete repair with compressive strength of 30 Mpa at 28 days,(RCC work for Over Head Tank Dome) complete all as specified and directed by Engineer-in-Charge.

M&L mild steel work in framed work for railing of Over Head Tank, grill for ventilators, door frame with sheet any section with gusset plate and braces including cutting tops to shape, drilling holes, notching for wire etc conforming to Fe-290 grade E-165 complete all as specified and directed by Engineer-in-Charge.

M&L for preparation of new steel surface over 10 cm width /girth and applying two coats of synthetic enamel over a coat of red oxide primer exc complete all as specified and directed by Engineer-in-Charge.(work for Over Head Tank)

M&L for preparation of old steel surface by complete removal and applying two coats of synthetic enamel over a coat of red oxide primer complete all as specified and directed by Engineer-in-Charge.(work for Over Head Tank)

M&L for 75mm thick Cement concrete (1:3:6), type C2 using 40mm grade aggregate as in sub base of floor complete all as specified and directed by Engineer-in-Charge.

M&L for Sand filling below interlocknig paver block complete all as specified and directed by Engineer-in-Charge.

M&L for 60 mm thick machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of M-35 grade with grey cement and pigment complete all as specified and directed by Engineer-in-Charge.

M&L for cement concrete type B-1, 1:2:4 (using 20mm graded aggregate ) in roof kerbs or mud stops, rounded or chamfered on edges complete all as specified and directed by Engineer-in-Charge.

Demolition of cement Concrete(un-renforced) in ground floors and pavings n exc 15 cm thickness (below or above ground level) complete all as specified and directed by Engineer-in-Charge.

Supply and fixing in replacement cast iron fittings (ISI marked) 150 mm bore such as bends (any type, radius & angle), tapers any type (straight, bend, increasing, decreasing or double socket etc), tee pieces, single branch, “Y” junction, double branch, cross (all sockets or socket & spigot), collars, caps & plugs suitable for flanged pipes, complete, fixed in repairs complete all as specified and directed by Engineer-in-Charge.

Supply and fixing in replacement cast iron Connecting pieces one end flanged and other socket or spigot and bell mouth pieces one end flanged other end tapering as bell mouth for CI pipe 150 mm bore suitable for flanged pipes complete all as specified and directed by Engineer-in-Charge.

Supply and fixing in replacement cast iron fittings (ISI marked) 150 mm bore such as bends (any type, radius & angle), Tapers any type (straight, bend, increasing, decreasing or double socket etc), Tee pieces, single branch, “Y” junction, double branch, cross (all sockets or socket & spigot), collars, caps & plugs suitable for spigot and socketed pipes, complete all as specified and directed by Engineer-in-Charge.

Supplying and laying in replacement CI pipe 150 mm bore, flanged ends, centrifugally cast, class B, in any length laid in trenches on the ground or on supports above ground level including dismantling and taking away of old pipes complete all as specified and as directed by Engineer-in-Charge. .

M & L for Cutting of cast iron pipes 150 mm bore and reducing to required length before laying complete all as specified and directed by Engineer-in-Charge.

Supplying & fixing in replacement cast iron body sluice valve heavy duty class ‘PN-1.6’ of 150 mm bore, ISI marked with IS 14846, both flanged ends and drilled, high tensile stainless steel spindle, CI gate with brass ring, non rising type, cast iron wheel handle, cast iron cap, complete with 3mm thick neoprene rubber gasket joint and nuts, bolts (high tensile), washers etc, and testing, including dismantling & taking out old unserviceable CI sluice valve of 150 mm bore,complete all as specified and directed by Engineer-in-Charge.

Material and labour for construction of brick masonary valve pit chamber size 120X120X120cm (Internal dimension) including demolition of existing valve pit using sub class 'B' bricks including earth work, PCC 1:5:10 type E-2 using 40mm graded stone aggregate in foundation, coping on top in PCC 1:2:4 type B-1 using 20mm graded stone aggregate, inner plaster 15 mm thick in CM 1:4, RCC cover of nominal mix cement concrete (1:1.5:3) type A-1 in 3 pieces of equal width and adequate length of 50 mm thickness having 8 mm dia MS bars 75 mm C/C both sides including MS handle made from MS bars 12 mm dia all as specified and directed by Engr-in-Charge. Note:- (i) Depth of valve pit will be reconed from the top of bottom PCC. (ii) Wall thickness will be 230 mm. (iii) External face will be plastered 15mm thick in CM (1:6) upto 15 CM from top of valve pit. (iv) Foundation PCC will be extended 15 cm alaround from external face of valve pit. (v) PCC coping will be 100 mm thick.

S&F in replacement digital type level gauge water level indicator suitable for O/H tank of cap 1 lakh imperial gallons complete as specified and as directed by Engr-in-Charge.

S&F in replacement test point terminal block made of gun metal or phosphorous bronze size 75X75X25 mm, drilled and screwed including 3 Nos, 8mm dia 25mm long hex complete all as specified and as directed by Engr-in-Charge.

S&F in replacement of air termination, single pointed, aluminium rod 12mm dia and 300 mm long complete all as specified by Engineer-in-Charge.

S&F in replacement of aluminium strip 25mm X 3.15mm thick fixed with saddle/mounted on porcelain insulator/laid in trenches as required complete all as specified and as directed by Engr-in-Charge.

S&F in replacement of GI strip 32 mm X 6 mm fixed with saddle/mounted on porcelain insulator or laid in trenches as required complete all as specified and as directed by Engr-in-Charge. Note: The distance between porcelain insulator will not be more than 0.6 mtr.

Earthing complete with galvanised iron earth plate electrode of size 600x 600x 6 mm buried directly in ground (earth pit not less than 2.25 mtr deep below ground level ) with top edge of the plate not less than 1.5 metre below normal ground level, connected to and including GI strip 32 X 6 mm (upto the body of equipment) by means of GI bolts/nuts/washers, protected by 40 mm bore GI light grade pipe. Earth plate shall be surrounded by alternate layer of charcoal or coke and common salt 15 cm thick all around bottom and top, 20 mm bore GI light grade pipe for watering and including funnel, wire mesh,RCC cover & frame, PCC (1:3:6) type C1 (using 20 mm graded crushed stone aggregate) as in earthing pit including necessary excavation & earth work, all as specified & shown in electrical plate No. 3 of MES Schedule Part – I complete all as specified and directed by engineer in charge.. Note:- (i) PCC chamber shall be constructed at least 1.5 metre away from the earth electrode and pipe for watering shall be provided in slanting manner. (ii) The unit rate includes earthing lead & protection pipe upto 7.5 metre from top of earth plate.

Supply, installation, commissioning and testing in replacement aviation obstruction light twin type comprising of aluminium housing with polycarbonate enclosure and all its accessories necessary for fixing on OH water tank alongwith 2coreX1.5 sqmm PVC cable complete all as specified and directed by Engineer in charge.

S&F in replacement Distribution board 2 way complete with one single pole and neutral isolator 40 Amp 240 Volts complete all as specified and directed by Engineer in charge.

Supply and fixing/drawing of wiring in PVC casing caping for circuit with FR, PVC insulated copper conductor of size 2X1.5 sqmm alongwith earth wire single core cable in surface with all accessories such as screw, clips, plugs, clamps etc to wall for securing of cables complete all as specified and directed by Engineer in charge.

Supplying, laying, jointing and testing and commissioning of 06 Sqmm X2 core XLPE insulated, screened , PVC bedded galvanised steel strip or wire armoured electric power cable heavy duty multi stranded aluminium conductor & PVC sheathed LT cable 1100 V grade conforming to IS-7098 laid in trenches/ducts/fixed on poles wall/laid under roads/paths/drain/culverts or passing through pipes complete all as specified and directed by Engineer-in-charge.

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr depth for laying of cables including taking up or down the LT cable complete all as specified and directed by engineer in charge.

Returning filling in including spreading levelling watering and well ramming in layers not exceeding 25cm complete all as specified and directed by Engineer in charge.

Removal of excavated material n exceeding 50 mtr and depositing where directed complete all as specified and directed by Engineer-in-charge.

M & L for Sand for Cable protection complete all as specified and directed by Engineer-in-charge.

M & L for bricks sub class 'B' of size 230x 115 x 75 mm complete all as specified and directed by Engineer-in-Charge.

Supply fixing and testing of endure city linear nex new generation energy saving and environment friendly long life versatile pressure die cast aluminium IP-66 road way luminaires 45 watt LED with high power LEDs as light source and electronic driver including 32mm dia GI light grade pipe bend and 1.2 mtr long and suitable size of MS clamp, nut and bolts etc complete all as specified. MAKE: ENDURACITYLINE RNEXGENSL45 WLED757SASYBOPC, HSN CODE 94505 or equivalent in cromton greaves, jaguar, bajaj etc. ---------------------------------------------------------------------------------------------------- Note : A sum of Rs.28,270.00 will be deducted on account of credit for taken down material. Please refer details on Srl Page No.23 (Schedule of Credit) of Tender documents.

M/S BUDHRAM BISHNOI