REPAIRS TO ROOF PROJECTION, CHAJJAS, BALCONY AND CONNECTED ITEMS IN DOMESTIC AREA AT AF STN JAISALMER

Amount

Demolition of cement concrete (reinforced) in roofs,ceiling floors (other than ground floors), beams, staircases, landing, chajjas and similar suspended work complete all as specified and directed.

M&L for reinforced cement concrete (nominal mix) 1:2:4 type B-0 using 12.5mm graded stone aggregate in column, Beams, cantilevers, bressummers, lintels and related members etc complete all as specifiedand dir. Note:-(i) Reinforcement & formwork shall be measured and paid for separately. (ii) Procurment of sand from Barmer (Sindri) and aggregate from Barmer (Black Granite)

M&L for reinforced cement concrete (nominal mix) 1:2:4 type B-0 using 12.5mm graded stone aggregate in chajjas and the like and complete all as specified. Note:- Reinforcement & formwork shall be measured and paid for separately.

M&L for providing Micro concrete with MICROCRETE at the rate of 25kg per 0.0125 m3 with 20% properly graded 5mm to 10mm silt free aggregate as per manufacturer instructions and mixing concrete with mechanically electrically operated mixer machine etc all as specified and directed. Make: CICO MICROCRETE of CICO Technologies ltd or equivalent in Fosroc/STP/BASF

Rough finished flat form work to Chajjas, beam, column, lintel, chullah hoods, water troughs and similar items including edges and formwork including necessary struts, scaffolding etc.

M & L Mild steel TMT bars 10mm dia and over, cut to length, bent to shape 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 or securing with clips Note : Additional Reinforcement: Check the diameter of the existing rebars and if the diameter is less than 30% of the original diameter, provide additional reinforcement. Cut 10mm dia and over bars as main reinforcement to the required length with proper development length. Tie them to the prefixed shear connectors so that the additional rebar acts monolithically with the existing ones and core concrete.

M & L Mild steel TMT bars 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders , cut to length, bent to shape 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 or securing with clips Note : Additional Reinforcement: In the case of the shear reinforcement also, if the diameter of the rebars are reduced, provide 5mm dia and over upto and incl 10mm dia stirrups in the form of 2 "U" shaped bars. Tie them properly so that it has a tight contact with the main bars.

M&L for Mild steel TMT bars 6 mm to 8 mm dia., cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia., or securing with clips. Note : Additional Reinforcement: Check the diameter of the existing rebars and if the diameter is less than 30% of the original diameter, provide additional reinforcement. Cut 6 to 8mm dia bars as main reinforcement to the required length with proper development length. Tie them to the prefixed shear connectors so that the additional rebar acts monolithically with the existing ones and core concrete.

M&L for 8mm dia and over rebar using HY-200 chemical from HILITI or equivalent including drilling hole of required size in RCC beam/column/lintel/chajjas complete all as specified and as directed by Engr-in-charge.

M & L for removing of rust from existing steel surfaces with rust removrs of SIKA Rustoff 10 applied two coats @ 0.15Ltr/Sqm per coat and cleanng all rust with steel wire brush and washed with wter/chemical complete all as spd and dir by Engr-in-Charge. (Make- SIKA/BASF/FOSROC.)

M & L for application of Anti corressive coating with SIKA Rustoff friazinc on the exposed reinforcement proper mix applied @ 0.25 Ltr Sqm of exposed steel surface as per manufacture's instruction complete all as spd an dir by Engr-in -charge.(Make- SIKA/BASF/FOSROC.)

M & L for applying bonding agent for bonding old to new concrete surface likes chajja/ beams/ celings/ columns/ facia/RCC wall etc by high performance modified Styrene- Butadiene Rubber ( SBR ) base binder . Applying of binder is as 10 sqm/ per lit etc complete all as specified & directed.

S&F galvanised welded steel wire fabric as extra reionforcement to RCC members like ceilings, chajja’s, beams, columns parapet walls, waste slab etc including all cutting and waste (wt not exc 4.00 kg/Sqm) complete all as specified and directed.

M&L for applying one coat of epoxy resin (FAIR BOND EP) on old concrete surfaces @ 0.30Kg/Sqm including preparation of surfaces as per manufacturer's instructions and applying 25mm thick (average thickness) of cement ,sand & Aggregate (1:1.5:3) in ratio aggregate n'less than 6mm size mixed with chloride free concrete plasticiser as per manufacturer's instruction with guniting applying manual and finished the surface even and smooth complete all as specified and directed.(Manual applied) Make : Fairmate chemicals or equivalent make of SIKA/BASF/FOSROC.

Taking down cement plaster of any description, on brick or stone walls etc. including raking out joints, hacking for key, scrubbing down with water etc complete.

M & L 15 mm thick rendering (INTERNAL) in cement mortar 1:6 on stone masonry surfaces of fair faces of brick or concrete surfaces, finished even and fair complete.

M & L 15 mm thick rendering (external) in cement mortar 1:4 on stone masonry surfaces or other than of fair faces of brick or concrete surfaces, finished even and fair complete.

M & L for rendering 10 mm thick on uneven faces of concrete surfaces in ceilings in cement mortar 1:3 and finished even and fair without using extra cement complete all as specified and directed.

M & L for prepariation of newly plastered surfaces and applying two coats of distemper oil emulsion (White or tinted) over a coat of chalk whiting on surfaces of walls complete all as specified and directed.

All as per item No 18 here - in - before but on ceiling.

M & L for prepariation of new plastered surfaces and applying two coats of cement base paint over a coat of alkali resitant primer on surfaces of walls any colour as approved by GE.

M&L for preparation of old surfaces by complete removal of existing treatment of painted walls/ceiling including pillar etc by mechanical equipment like electric wall sander/water jet machine and applying two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over wall surfaces complete by mechanical means as per manufacturer's specification complete all as specified and directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing) complete all as specified and directed.

M&L non skid coloured ceramic tiles 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.11 but not exceeding 0.18 sqm,(400x400) in floors etc over and including 15 mm thick screed bedding in CM 1:6 set and jointed in neat cement slurry and pointed in white or coloured cement to match the surface complete all as specified and directed. Make: Orient bell, Johnson, Somany,Nitco.

M&L for coloured glazed ceramic tiles in vertical surface 350 x 250 x 7 mm / 450 x 300 x 7mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match tiles including 10mm thick rendering in CM 1:4 on brick wall complete all as specified and as directed .

Demolition of cement concrete (unreinforced) in ground floors (below or above ground level ) not exceeding 15 cm thickness complete all as spd and dir

Demolition of cement concrete (unreinforced) above ground floors not exceeding 15 cm thickness complete all as spd and dir

M & L cement concrete 1:2:4 type B-0 (using 12.5 mm graded stone aggregate ) as in 25 mm thick levelling coarse in flooring finished even and rough.

M & L 40 mm thick PCC type B-1,1:2:4 (using 20mm graded aggregate) as in flooring finished even and smooth with using extra cement all as specified.

Taking down & refixing in the same opening after resecuring or easing & adjusting of shutters of any description exc 1 Sqm but nexc 2 Sqm each.

Demolition of stone/brick masonry built in cement mortar including coping etc all as specified and directed by Engr - in - charge.

M&L for precast cement concrete solid blocks ( 1:3:6 ) type C-I (using 20mm graded stone aggregate) exc 10cm in width as in block masonry built in CM 1:4 etc complete all as specified.

M & L Joist, channel, angle, or tee sections, fixed independently, without connecting plates, etc. (cut to ordinary lengths)as in other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering, complete

M&L for cutting holes into or through brick/stone walls built in cement mortar (nexc 400mm thick), superficial area exc 400 Sqcm nexc 0.10 Sqm and making good in cement mortar 1:3 or PCC 1:2:4: type B-1 as required.

Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering and removing surplus soil to a distance n'exc 50m and making good distrubed surface for any type of soil complete all as spd and dir.

M & L PCC 1:3:6 type C-2 (using 40mm graded stone aggregate) as in foundation for concrete post/struts complete all as spd anddir.

M &L for Cutting chases, pinning in. making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases for concealed water tubing or concealed conduit wiring, etc., and making good, cutting not exc 10 cm girth in Brick /stone wall.

S & F 2mm thick factory made Polycarbonate sheet (Plain/Diamond cut) fixing on frame with stainless steel screw as in roof covering/cladding/chajjas to wall complete all as spd and dir. (Frame shall be paid under respective items)(Colour and shape to be approved by Engr-in-charge.)

S & F pre painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm of an colour having tensile strength of 550Mpa as in roof covering/cladding to wall, fixed self tapping screws as specified

S & F pre painted galvalume aluminium zinc coating GI based plain steel sheet 0.50mm of an colour having tensile strength of 550Mpa as in roof covering/cladding to wall, fixed self tapping screws as specified

M&L for preparation of new steel surface of any description over 10 cm width or girth and applying two coat of synthetic enamel paint over a coat of primer complete all as specified.

M&L PCC/RCC1:2:4 type B-1 (using 20mm graded stone aggregate) as in coping, benching etc incl necessary form work complete all as specified and directed

M & L for applying fibre reinorcement elastomeric liquid water proofing membrane with resilient acrylic polymers having Sun Reflecivity index (SRI) upto 105 on top of concrete roof in three coats @ 10.76 ltr/10 Sqm. One coat of self -priming of elastomeric waterproofing liquid (dilution with water in the ratio of 3:1) and two coats of undiluted elastomeric waterproofing liquid 500 microns) after scrapping and properly cleaning the surface to remove loose particles with wire brushes, complete in all respect as per the direction of Engineer-in-Charge. Make : CICO Thermoseal XL or equivalent in MYK arment , BASF,FOSROC.

S K TRADER (BID ID -3477827)

MARUDHARA CONSTRUCTION COMPANY (BID ID -3478090)

BHAGWATI CONSTRUCTION (BID ID -3477801)

M/s Ramesh & Company (BID ID -3477975)

M/S MAYA CONSTRUCTION COMPANY (BID ID -3477972)