REPAIR/REHABILITION OF RCC CHAJJA , BALCONIES, REPAIR TO ROOF TREATMENT ETC IN CERTAIN LOCATION OF MD / OTM ACCN UNDER AGE B/R II AT PATIALA

Amount

Raking out joints/pointing to brick work or brick tiles, laid flat, in floors, surface channels, roofs, etc. and M& L for Flush pointing in cement mortar 1:3, mixing of liquid water proofing compound as per manufacturer's instructions to bricks laid flat or brick tiles in pavings, aprons etc, complete all as specified and directed.

Surface preparation & Cleaning the surface and made free of dirt, foregin particles laitance followed by grinding all protrusions to make surface modulated. Thereafter, inspection for cracks on the surface caused by thermal expantion contraction. Cutting the grooves with suitable cutter machine in 'V' groove filled with Repair mortar/Mircroconcrete/General purpose grout as recommended propertionaly as per recommendation of manufacturer making of Gollas at all the corners with Polymer modified mortar (1:4) Cement :Sand with 3.5% Acylic of Cement weight Supplying and applying High build waterproofing coating based on pure hydrophobic polyurethane cold applied of spray /brush applied membrane with and elongation of 280% and tensile strength of 2.7 N/mm2 as per ASTM D 2370, crack bridging ability of 3mm, hardness (shore A scale) 80, solar reflectance of 84% as per A ASTM E903-96, SRI of 106, capilary absorption of 0.01kg/m2 h0.5 as per EN 1062-3, adhesion must be of ˃ 2.0 N/mm2 as per EN 1542, artificial weathering must be passed as per EN 1062-11 temprature resistance must be in between -300C to +900C, no leakage upto 5 bars of water pressure as per DIN 1048 mm min 88% solid content. The system includes final top coat of high build waterproofing coating based on pure hydrophobic polyurethane white in color application in 2 coats with a total min consumption of 1.5 Kg per SQM in ratio 60% 40% in both coats respectively over a coat of epoxy primer 1:1:2 (Resin:hardner:water) with a min consumption of 0.2 Kg per SQM. Application should be given by company for the product on company letterhead (Note : Resin is one of the component of PU Magnum primer which is two components water based epoxy system, it is classified as SR-B2 0 according to EN 13813 having properties like color of pale yellow viscocity 900mPas, density 1.15kg/lt and adhesion of ˃3N/mm2. Hardener is one of the component of PU Magnum Primer, which is a two components water based epoxy system, it is classified as SR-B2, 0 according to EN 13813 having properties like color of pale yellow, viscocity 37000mPa's, density 1.08kg/l and adhesion of >3N/mm2.

M&L Cement plastering 20mm thick in cement mortar 1:4 including mixing of liquid water proofing compound as per manufacturer's instructions on surface of floor etc finished even and smooth without using extra cement and making square of size 30 cm x 30 cm by diamond cutter complete all as specified and directed. Note : WPCshall be measured and paid separately.

Demolition of cement concrete reinforced (reinforcement cut as required to facilitate demolition)Roofs, floors (other than ground floors), beams, staircases,RCC tank, landing, chajjas and similar suspended work complete all as specified and directed.

M&L TMT bars 10 mm dia & over cut to length, bent to shape required including cranking bending spirally for hooping for column, hooking ends & binding with & including mild steel wire (not less than 0.9 mm dia) or securing with clips quality conforming complete all as specified & as directed.

M&L for use and waste of Formwork, rough finished to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work;not exceeding 200mm thick (Horizontal or sloping)

S& F mild steel welded fabric of weight n.exc. 4 Kg/ Sqm, fixed to steel members with spikes complete all as specified.

M&L Dubbing out average 10 mm thick on irregular face of walls in cement plaster 1:4 for RCC Chajjas, balconies complete all as specified and directed.

M&L for RCC type B0 1:2:4 using 12.5 graded stone aggregates as in slabs supported on walls, Chajjas, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like complete all as specified and directed.

Demolition of Brick work or stone/boulder masonry, build in cement mortar or cement lime mortar including all quions, arches, pillars etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and directed.

M&L for brick work with sub class 'B' bricks built in CM (1:6) straight or curved on plan & exc 6 m mean radius with old size bricks complete all as specified and directed.

All as per sr item no 11 but using old bricks obtained from item no 10, complete all as specified and directed.

Taking down cement plaster of any description, any thickness from external surfaces of walls/soffits etc. incl raking out joints, hacking for keys, scrubbibg down with water etc complete all as specified and directed.

M&L Cement plastering 15mm thick in cement mortar 1:4 including mixing of liquid water proofing compound as per manufacturer's instructions on brick work or concrete surfaces or in chajjas/parapet walls etc finished even and smooth without using extra cement complete all as specified and directed. Note : WPCshall be measured and paid separately.

Supply only integral liquid water proofing compound complete all as specified and directed.

M&L for Cement plastering 10mm thick in cement mortar 1:6 on brick work or concrete surfaces finished even and smooth without using extra cement complete all as specified and directed.

M&L for cement plastering 5mm thick in cement mortar 1:3 on ceiling or concrete surfaces finished even and smooth without using extra cement complete all as specified and directed by Engr-in-Charge.

M & L for washed stone grit plaster on exterior walls in two layers, under layer 12 mm cement plaster 1:4 (1 cement: 4 coarse sand) furrowing the under layer with scratching tool, applying cement slurry on the under layer @ 3 Kg of cement plaster 1:1/2:2(1 cement: 1/2 coarse sand : 2 stone chipping 10mm nominal size) in panels with groove all around as per approved pattern including scrubbing and washing, the top layer with brushes and water to expose the stone chipping complete all as specified and directed.

M&L for preparation of new plastered surfaces of walls using sand paper and applying two coats of cement based paint over coat of primer complete all as specified and directed.

M&L for preparation of surfaces of walls / soffits and preparation of removed surfaces of wall and applying two coats of cement base paint over a coat of alkali resistant primer including filling of holes if any with putty complete all as specified and directed.

M&L for preparing of surfaces and applying one coat of cement base paint complete all as specified and as directed.

M&L for preparation of new surfaces and applying 02 coats of exterior emulsion paint (light shade) surface @ 5 sq.m/litre/2 coats by using roller to external walls/RCC surfaces/soffits of chajjas/roof projections/cantilevers/balcony etc surfaces over & including a coat of exterior wall primer @ 11 sq.m/litre/1 coat as recommended for under coat by manufacturer of exterior emulsion over and including 1.5 to 2.5mm thick putty complete all as specified and directed.

M&L for preparation of surfaces and applying 02 coats of exterior emulsion paint (light shade) @ 5 sq.m/litre/2 coats by using roller to external walls/RCC surfaces/soffits of chajjas/roof projections/cantilevers/balcony etc surfaces over & including a coat of exterior wall primer @ 11 sq.m/litre/1 coat as recommended for under coat by manufacturer of exterior emulsion over and including 1.5 to 2.5mm thick Birla/ JK wall care putty incl compolete removal of existing complete all as specified and directed.

Dismantling of cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches up to 100 mm dia complete all as specified and directed.

M& L for 75 mm C I soil waste and vent pipes sand cast, in any length with or without ears with cement jonts fixed to wall complete all as specified and directed.

M& L for 100 mm C I soil waste and vent pipes sand cast, in any length with or without ears with cement jonts fixed to wall complete all as specified and directed.

M&L CI bends 75mm ( any radius), diminishing pieces or tapers( larger bore measured) complete all as specified and directed.

M&L CI bends 100mm ( any radius), diminishing pieces or tapers( larger bore measured) complete all as specified and directed.

M&L for 75 mm C I branch pieces, single ( equal or unequal), ordinery or inverted( spigot or socket type) or with parallel branches complete all as specified and directed.

M&L for 100 mm C I branch pieces, single ( equal or unequal), ordinary or inverted( spigot or socket type) or with parallel branches. 100mm bore Fixed in repairs complete all as specified and directed.

M&L for 100mm C I branch pieces, double( equal or unequal), ordinary or inverted( spigot or socket type) or with parallel branches complete all as specified and directed.

S & F PVC(SWR) rain water pipes, 110 mm bore, single socketed in any length with rubber ring joints fixed to walls complete all as specified including fixing of pipe to wall with flat iron clamps of size 25 x 3mm, bolts washing, nuts etc as in repairs after taking down existing damaged CI rain water pipe including P or S Tees traps complete all as specified and as directed

S & F PVC (SWR) bends/tees of any radius for 110mm bore complete all as specified and directed.

S&F in repair Doubled layered rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top / cover) 500 Ltrs capacity hoisted and fixed in position all as specified including PTMT ball valves, high pressure, with epoxy coated aluminium rod & high density plastic ball and fly nut complete screwed for 20mm bore iron pipe and including GI nipple/union of 20mm bore to connect GI tubing to PVC tank including taking down old tank of any type and size complete fixed as in repair complete all as specified and as directed.

S&F in repair Doubled layered rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top / cover) 1000 Ltrs capacity hoisted and fixed in position all as specified including PTMT ball valves, high pressure, with epoxy coated aluminium rod & high density plastic ball and fly nut complete screwed for 20mm bore iron pipe and including GI nipple/union of 20mm bore to connect GI tubing to PVC tank including taking down old tank of any type and size complete fixed as in repair complete all as specified and as directed.

Dismantling of brick or terracing tiles of single layers on roofs incl cleaning of bricks/tiles and removal of unusable bricks/tiles and removal from site, complete all as specified and as directed

Removing of Mud in roofs, any thickness, including plastering and leeping (whether full thicknes removed or only a part thereof)

M&L for cement concrete 1:3:6 type C1 using 20 mm graded aggregate as in padding over roof, minimum thickness at khurra as 25 mm to maintain a slope of 1:100 complete all as specified and directed.

M&L for 20 mm thick rendering on top of roof in CM 1:4 incl mixed with WPC(WPC shall be paid separately)

M&L for wire brushing and cleaning top surface of tiles, lime terracing or cement concrete, including flashings and junction of parapets, etc. complete all as specified.

M&L for APP polymeric water proofing membrane minimum 3 mm thick and weighting not less than 3.6 Kg/Sqm black finish reinforced with non-woven polyster matt wt not less than 150 gms/Sqm with thermo fusable finish laid over compatible bitumen primer at the rate of 0.40 Ltr/Sqm torching over laps with a propane or abutan gas torch with a over lap of 75 mm at the side and 100 mm at the ends and sealing including applying a coat of cold emulsion bituminious primer all as per manufacturers instructions incl preparation of surface complete all as specified and directed.

S&F factory made, un-reinforced precast cement concrete tiles of area exe 0.06 but not exc 0.09 sqm each, 22mm thick with grey cement and no pigment of machine pressed, as on roof surface, confirming to IS 1237-1980, incl set, jointed and pointed with grey cement and no pigment slurry complete all as specified and directed.

M&L for 15 mm thick screed bed in CM 1:4 for laying floor finishes with WPC (paid and measured separately) complete all as specified and directed by Engr-in-Charge.

Cutting grooves in brick wall, 75mm wide and 65mm deep and shaping horizontal face of groove with cement mortar 1:3 complete all as specified and as directed

M & L for PCC 1:2:4, type B-0 using 12.5mm graded stone agg as in roof curve, benching, mud stops, steps, coping and the like items slightly rounded or chamfered on the edges complete all as specified and directed.

Dismantling of asbetos/fibre cement corrugated/semi corrugated sheet in roof covering including ‘J’ or ‘L’hooks complete all as specified and as directed.

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 with self tapping screws as specified and as directed. Note : Fixing of sheets will be done strictly according as per manufacurer's instructions.

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 with self tapping screws as specified and as directed. Note : Fixing of sheets will be done strictly according as per manufacurer's instructions.

S&F Mild steel framed work such as ,(Fe 290 (Gde-E-165 for balcony, chajja,grills ,guard bar, grating, walk ways, railing, trussed, purlins, round pipe, square bar , crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc.complete all as specified and as directed

M&L for preparation of new steel surfaces exc 10cm width or girth and applying two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

Demolition of cement concrete un-reinforced in ground floors and pavings n.exc 15cm thickness complete all as specified and as directed.

M&L PCC type C-2 1:3:6 (40mm graded stone aggregate), 75mm thick in plinth protection/path finishing the surface even and smooth without using extra cement with joints filled with bitumen grade 85/ 25 and sand in equal proportions by weight complete all as specified and directed.

S&F in repair 20mm Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and as directed

S&F 15mm in repair Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and as directed

Taking up or down of 15 mm bore steel tubing and connections, including cleaning for re-fixing or removal to store complete all as specified and directed.

S&F 15mm bore tubes, `medium grade', galvanised, with all fittings and fixed complete concealed to walls and ceilings or laid in floors complete all as specified and directed.

All as per item no 56 but using old steel tubing 15 mm bore retrieved from item no 55 complete all as specified and directed.

Taking up or down existing steel tubing and connections, 20mm bore complete all as directed and specified.

S&F 20mm bore tubes, `medium grade', galvanised, with all fittings and fixed complete concealed to walls and ceilings or laid in floors complete all as specified and directed.

All as per item no 59 but using old steel tubing 20 mm bore retrieved from item no 58 complete all as specified and directed.

DELTA CONSTRUCTION CO

M/s Rakesh Singla

ANIL KUMAR AND CO

K B Enterprises

rkkataria and sons

SWAMI ENGINEERS