REPAIR TO ROOFS RCC CHAJJA TANK STAGING AND CONNECTED WORKS IN DOMESTIC AREA IN ZONE C AT MARU VIHAR AT AF STN SURATGARH

Amount

BOQ (REPAIR TO ROOFS, RCC CHAJJA, TANK STAGING AND CONNECTED WORKS IN DOMESTIC AREA IN ZONE 'C' AT MARU VIHAR AT AF STN SURATGARH)

Demolition of stone or brick masonry built in cement mortar including all quoins, arches etc. but excluding ashlar facing, dressed stone work etc, complete all as specified and directed.

M&L for Brickwork with subclass ‘B’ bricks, straight or curved on plan exc 6m mean radius built in cement mortar 1:6, complete all as specified and directed.

All as per Srl item No. 2.00 here-in-before but except bricks, complete all as specified and directed. Note:- Old bricks obtained from item No 01 shall be used.

Taking down cement plaster on brick or concrete wall surfaces etc including raking out joints, hacking for key, scrubbing down with water etc. complete all as specified and directed.

M&L for 15mm thick rendering in two layers i.e. 10 mm thick in cement morter 1:6 plus 5mm thick in cement morter 1:4 mixed with approved water proofing compound on fair faces of brick surfaces or concrete surfaces, surface finished even and fair without using extra cement, complete all as specified and directed. Note:-Water proofing compound shall be measured & paid seprately.

M&L for 5mm thick rendering in cement mortar 1:3 on concrete surfaces of roof projection ceiling etc including repairing of broken portion up to 6m height and surface finished even and smooth without using extra cement, complete all as specified and directed.

M&L for preparation of new plastered or old surface or unplastered surfaces of ceiling and applying three coats of white wash, complete all as specified and directed.

M&L for preparation of new plastered surfaces and applying two coats of exterior acrylic emulsion (weather proof treatment ) paint of approved quality, in camouflaging patterns, over one coat of primer, complete all as specified and directed.

Demolition of reinforced cement concrete of any description in any position not otherwise specifically provided for (reinforcement cut as required to facilitate demolition), complete all as specified and directed.

M&L for reinforced cement concrete, type A-1 1:1.5:3, nomnal mix, using 20mm graded crushed stone aggregate as in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like, complete all as specified and directed.

M&L for RCC chajjas 1:2:4, type B0 (using 12.5mm graded stone aggregate) as in approved design, complete all as specifed and directed.

Use and waste of form work to soffits of suspended slabs such as roof slabs, floor slabs landings and similar work, not exc 200mm thick (horizontal or sloping) for rough finished surfaces of concrete, complete all as specified and directed.

Use and waste of formwork to cornices and mouldings of any shape in cross section and any girth in fair finished surfaces of concrete, complete all as specifed and directed.

Use and waste of formwork to edges of concrete flats, treads breaks in floor, window cills, concrete railing, openings in concrete walls, floor and roofs and similar works exc 5cm but not exc 10cm wide rough finish surface of concrete, complete all as specifed and directed.

Use and waste of formwork to edge of concrete flats, breaks in floors, opening in concrete walls, floors and roofs and side of RCC/PCC bands in walls and similar works not exc 20cm thick, complete all as specifed and directed.

S&F for mild steel TMT bars 10mm dia and over cut to length, bent to shape requred, including cranking bending and binding with mild steel (annealed) wire not less than 0.90mm dia, complete all as specifed and directed.

S&F for mild steel TMT bars 8mm dia , cut to length, bent to shape requred, including cranking bending and binding with mild steel (annealed) wire not less than 0.90mm dia, complete all as specifed and directed.

Taking up or down GI tubing with all connections and fittings of 20mm bore including cleaning for refixing or removal to store, complete all as specified and as directed by Engineer-in-Charge.

Taking up or down GI tubing with all connections and fittings of 15mm bore including cleaning for refixing or removal to store, complete all as specified and as directed by Engineer-in-Charge.

S&F for galvanized iron water tubing, ‘medium grade’ 20mm bore, with all fittings such as bend, tee, union etc., fixed complete to walls and ceilings or laid in floors, complete all as specified & directed.

S&F for galvanized iron water tubing, ‘medium grade’ 15mm bore, with all fittings such as bend, tee, union etc., fixed complete to walls and ceilings or laid in floors, complete all as specified & directed.

Refixing old steel tubing of 20mm bore and connections in new or old position (Walls, ceiling, floors etc.), complete all as specified and directed.

Refixing old steel tubing of 15mm bore and connections in new or old position (Walls, ceiling, floors etc.), complete all as specified and directed.

Dismantling water tank of capacity exc 250 and not exc 500 ltr of any type, PVC/RCC/MS, complete all as specified and directed.

Dismantling water tank of capacity exc 501 and not exc 1000 ltr of any type, PVC/RCC/MS, complete all as specified and directed.

S&F for rotational moulded polyethylene white water storage tank tripple layered white coloured, 500 litres capacity (cylinderical vertical with closed top) hoisted with thread tank cover and fixed in position including GI tank nipple & with union (two nos each), including 20mm for ball valve brass high pressure, with polythene float and fly nut, complete all as specified and directed.

S&F for rotational moulded polyethylene white water storage tank tripple layered white coloured, 1000 litres capacity (cylinderical vertical with closed top) hoisted with thread tank cover and fixed in position including GI tank nipple & with union (two nos each), including 20mm for ball valve brass high pressure, with polythene float and fly nut, complete all as specified and directed.

S&F in repairs gun-metal, globe or gate valves of 20mm dia, with iron wheel head, screwed both ends for iron pipe, complete all as specified and directed.

Taking down existing water proofing treatment from the top of RCC/arch slab, including taking down existing PCC padding tiles mud phusk or plaster and hacking the top of RCC slab, cleaning with water and disposal of rubbish outside the premises, complete all as specified and directed.

M&L for cutting out cracks to V-section in existing RCC roof slabs or terracing , cleaning out & filling solidly with a hot mixture of bitumen and clean dry sand 1:1 ( by weight), complete all as specified and directed.

M&L for PCC 1:2:4, type B-1, using 20mm graded crushed stone aggregate as in PCC padding on dpression of roof finished even and fair without using extra cement, complete all as specified and directed.

M&L for water proofing treatment with APP (Atactic polypropylene) modified polymeric memberane over roof consisting of cleaning of concrete or plaster surface of roof and applying evenly a bitumen primer conforming to IS 3488@ 0.30Kg per sqm followed by a tack coat @ 1.2kg per Sqm using 85/25 grade industrial hot blown bitumen over it laid with APP modified polymeric water proofing membrane minimum weight 3.6kg per Sqm reinforced with non-woven polyester fabric (weight not less than 160gm per sqm) unrolled & bonded to substrate with longitudinal and end laps 100mm as per manufacturer's instruction and applying over it a tack coat using 85/25 grade industrial hot blown bitumen @ 1.2 kg/sqm and as per manufacturer instruction and including taking the APP membrane will be required where the parapet wall exceed 45cm for carrying over and taking into parapet walls, cut out neatly a horizontal groove 6.5 cm deep, 7.5 cm wide section with lower edge at not less than 15 cm above the graded roof surface and groove shall be finished smooth with cement mortar 1:4 with WPC @3% by weight of cement where the parapet wall height is 45cm or less no grove will be required as the water proofing treatment will be carried over the top of parapet wall to its full thickness, complete all as specified and directed.

M&L for 15mm thick rendering in cement mortar 1:4 on roof surface using water proofing compund as per manufacturer instruction surfaces finished even and smooth without using extra cement as on wall, complete all as specified and directed.

M&L for 40 mm thick brick tiles laid on above treated surface and joints grounted flush in cement mortar 1:3 mixed with 5% crude oil by weight of cement on above treated surface, complete all as specified and directed.

All as per ser iten No 34.00 here-in-before but except brick tiles, complete all as specified and directed.

M&L for PCC 1:2:4 (nominal mix), type B-0 using 12.5mm graded crushed stone aggregate as in roof kerbs or mud stops, rounded or chamfered on edges, complete all as specified and directed.

Supply only integral water proofing compound (ISI marked), complete all as specified and directed.

M&L for repairing of RCC projections, chajjas, roofs, facia etc. by necessary preparation i.e. scrapping, cutting, chiseling, derusting and cleaning exposed reinforcement, sufaces of damaged, loose RCC surfaces and applying one coat of cement slurry and filling the surfaces with cement concrete (1:1.5:3) using 12.5mm graded crushed stone aggregate and reinforced with welded mesh of weight exc 2kg per sq mtr but n.exc 3kg/sqm with or without facia and finished with cement sand mortar (1:3) using coarse sand in patches are not exc 70mm including applying two coats of finishes to match with the existing surfaces in at any height, complete all as specified and directed. Note:- Cost of formwork and welded mesh shall be deemed to be included in unit rate quoted by the contractor.

S&F in repairs PVC (SWR) pipes, 110mm dia, single socketed, in any length with rubber ring joints, laid in trenches or in floors,Walls complete all as specified and directed.

S&F in repairs 110mm bore PVC (SWR) bends any radius, complete all as specified and directed.

M&L for guniting work to RCC work in columns, beams, chajjas, balconies, slabs , landings and roof projection etc by removing loose concrete, cleaning of surfaces with brush and applying one coat of epoxy paint SIKA/fosroc to rusted reinforcement including welded wire mesh fabric of wire not less than 95mm x 95mm x 3mm, adhesive plaster grade for concrete admixture non providing guniting pressure 2.00/2.50 Kgs/sqm with admixture , 1part of cement and 3.25 part of sand with a thickness of 50mm averaging and making the surfaces even and smooth including all necessary form work /scaff folding and applying 5mm thick cement plaster in CM(1:3), complete all as specified and directed by Engr-in-charge.

Dismantling structural steel work including doors, gates and plate but excluding framed truss etc, complete all as specified and directed.

S&F for rolled mild steel plates (plain or chequered) channels, square cut or notched, forming holes, with riveted, bolted or welded attachment confirming to Fe 410 - W, complete all as specified and directed.

Dismantling of asbestos cement, GI sheet (Corrugated, semicorrugated etc) sheets in roof coverings, complete all as specified and directed.

M&L for pre-painted galvanlume aluminium zinc coating having GI based corrugated steel sheets 0.50mm thick of any colour and shape of sheet approved by GE as in tensile strength of 550 Mpa as in roof covering/cladding to wall fixed with self tapping screw, complete all as specified and directed. Note: shape of sheet approved by GE

S&F for mild steel screws bolt (Machine made) with hexagonal or square heads one end screwed, each screwed end have one washer and one nut, dia of shrunk 11mm-15mm and length of bolt exc 5cm and not exc 10cm, complete all as specified and directed.

S&F for mild steel flat iron as wind tie for roof including necessary drilling for securing bolts etc, complete all as specified and directed.

S&F for mild steel for framed structure like trussed, purlins, crane gantries,post rails and fastenings and heavy bracket framming (Beam,tee, angle, channels, flat sections) including distance pieces, cleats etc conforming to Fe410-W (Gde-E-250) quality-A, complete all as specified and directed.

Scrub/bush including grasses, herbs and geophytes to grubbing up including cutting of trunk portion protruding over roof, digging out roots, filling holes with cement mortar 1:2 and levelling off surface , stacking of serviceable material and removing of unserviceable material to a distance not exc. 1km and clearing site, complete all as specified and directed.

Demolition of stone slabs/paver block and tiles of any description or thickness in floors, aprons etc., laid, bedded and pointed in any mortar, complete all as specified and directed.

M&L for machine cut polished kota stone slab flooring 18-20mm thick over cement screed base laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab, laid over and including 20mm thick screed bed in cement mortar 1:6, rubbing, grinding and polishing to achieve mirror finish, complete all as specified and directed.

M&L for polished kota stone slab 18 -20mm thick in riser of steps, skirting, dado and pillar laid over cement screed and jointed with grey cement slurry mixed with pigment to match the shade of the slab, laid over and including 10mm thick rendering in cement mortar 1:6, rubbing, grinding, rounding of edges and polishing to achieve mirror finish, complete all as specified and directed. Note : Kota stone shall be laid in one piesce for treads and risers for step, window cills and moulding/rounding of edge properly.

Contract Amount shall be derived after deducting the amount of Schedule of Credit in General Summary on serial page No 17 of tender documents.

M/S VISHNU ENTERPRISES (BID ID -3105147)

H S BUILDERS (BID ID -3102378)

SHILPI CONSTRUCTION COMPANY (BID ID -3102200)

DIKSHA ENTERPRISES (BID ID -3105082)

M/s Shubham Enterprises (BID ID -3104595)

Gill Construction Co (BID ID -3104443)

M/s JUGAL KISHORE MISHRA AND SONS (BID ID -3098670)