REPAIR REPLACEMENT OF ROOF CEILING AND ALLIED WORKS IN VARIOUS OTM BLDGS SHEDS AT AF STN FARIDABAD

Amount

Taking down cement plaster, any description, on brick or stone walls etc, including raking out joints, hacking for key, scrubbing down with water etc and disposal of debris complete all as specified and as directed by Engineer-in-Charge.

M&L for rendering 15mm thick in cement mortar 1:4 on other than fair faces of brick work or concrete surfaces with WPC @ of 3% by weight of cement finished fair and even complete all as specified and as directed by the Engineer-in-Charge.

M & L for rendering 15mm thick in cement mortar 1:6 on fair faces of brick work or concrete surfaces finished even and smooth without using extra cement or cement complete all as specified and as directed by the Engineer-in-Charge

M&L, Rendering 5 mm thick on fair faces of concrete surfaces with in CM 1:3 on ceilling finished even and smooth all as specified & as directed by Engineer-in-Charge

Supply only Integral waterproofing compound complete all as specified and as directed by Engineer-in-Charge.

M&L for preparing newly plastered surfaces of walls and applying two coats of cement base paint over a coat of alkali resistant primer complete all as specified and as directed by Engineer-in-Charge.

M & L for preparing new surfaces of walls, distempering 2 coats with oil emulsion distemper white or tinted over one coat of wall care putty complete all as specified and as directed by the Engineer-in-Charge

M&L for preparation of newly plastered surfaces of ceiling and applying three coats of white wash complete all as specified and as directed by Engineer-in-Charge.

M&L for complete removal of existing treatment on walls including preparing old plaster surfaces and applying two coats of cement based paint over a coat of alkali resistant primer complete all as specified and as directed by Engineer-in-Charge.

M&L for complete removal of existing treatment on walls including preparing old plastered surfaces and applying two coats of oil bound distemper over a cost of wall care putty complete all as specified and as directed by Engineer-in-Charge.

S & F MS steel work in tubular trusses including special shaped washers etc., complete using but ERW or induction butt welded tubes confirming to IS 1161- 1979 graded St 240 with one shop coat of zinc chromate primer paint incl dismantling of old unservicable steel work complete all as specified and as directed by Engineer-in-Charge.

M & L mild steel plates (Plain or chequred) channel square cut or not chequred (ordinary and counter sunk) ferming holes, sithout any attachment for Fe-410-W Gde-E 250 quality 'A' incl dismantling of old unservicable M.S plate complete all as specified and as directed by Engineer-in-Charge.

S&F Roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc. Fe- 290 (Gde E- 165) incl dismantling of old unservicable steel work complete all as specified and as directed by Engineer-in-Charge.

M&L for prepartion of old painted surface of steel & iron work of any description not specifically mentioned otherwise over 10 cm width or girth & applying one coat of synthetic enamal paint complete all as specified and as directed by Engineer-in-Charge.

M&L for prepartion on new surface of steel & iron work of any description not specifically mentioned otherwise over 10 cm width or girth & applying two coat of synthetic enamal paint over one coat of red oxide primer all as specified & as directed

Dismantling asbestos cement, galvalume, fiber sheet (Plan, corrugated , semicorrugated, etc.) sheet in roof covering complete all as specified and as directed by Engineer-in-Charge.

S&F Pre painted GalvaIume aluminium zinc coating GI based corrugated steel sheet 0.50 mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall fixed with self tapping screws etc complete all as specified and as directed by Engineer-in-Charge.

S&F Pre painted GalvaIume aluminium zinc coating GI based Plain steel sheet 0.50 mm thick of an colour having tensile strength of 550 Mpa as in ridge hip, valley of roof covering fixed with self tapping screws etc complete all as specified and as directed by Engineer-in-Charge.

S&F Stailess steel turbine roof air ventilator with all nessecary fitting on galvinium sheet roof complete all as specified and as directed by Engineer-in-Charge.

Dismantling of wall and celling board (fiber, pulp, insulation, etc) or insulation board / slabs/ blankets, any thickness, including cover fillets complete all as specified and as directed by Engineer-in-Charge.

Material and labour for suspended false ceiling consisting of suitable anodised aluminium sections of ‘Tee’ of size not less than 22.50 x 22.5 x 0.5 mm Angle of size 22.5 x 22.5 x 0.5 mm & FI as per std engineering practices with ‘E’ board ceiling boards 4 mm thick in grid of 605 x 605 mm including cutting holes and making good holes for main joist, suspending with 6 mm dia GI wire to roof trusses, purling & rafters etc complete all as specified and as directed by Engineer-in-Charge.

S&F of 10mm tk prepainted gypsum board in the exsisting suspended false ceiling grid of 605 x 605 mm including removing old one complete all as specified and as directed by Engineer-in-Charge.

M&L for Dismantling floor, hearth or wall tiling including cement mortor bedding removing serviceable tiles to store and rubbish off the premises complete all as specified and as directed by Engineer-in-Charge.

Providing plain cement concrete 1:2:4 type B0 using 12.5mm graded stone aggregates, 25mm thick, as in floor/sub base and finishing concrete surface fair and even to receive top floor finishes complete all as specified and as directed by Engineer-in-Charge.

S&F Vitrified ceramic tiles 10 mm thick of light shade (Square/rectangular) polished area of each tile not exceeding 0. 36 sqm in floors etc, set and jointed in neat cement slurry and pointed in white or Coloured cement to match over 15 mm thick screed bed or bedding layers in CM 1:6 complete all as specified and as directed by Engineer-in-Charge.

M&L for Glazed ceramic coloured tiles 300x450x 7mm thick on vertical surfaces of wall set and jointed in neat cement slurry and pointed in white or coloured cement to match incl 10mm thick rendering in CM (1:4) backing of wall tiles such as dado/skirting in vertical surface complete all as specified and as directed by Engineer-in-Charge.

M&L for Non skid ceramic coloured ceramic tiles 7 to 8mm thick (square/ rectangular) area of each tile exc 0.06 sqm but n.exc 0.11 sqm in floor etc set and jointed in neat cement slurry and pointed in white or coloured cement to match incl screed bed or bedding layer of mortar 15mm thick for laying floor finishes in CM (1:4) complete all as specified and as directed by Engineer-in-Charge.

M&L PCC in 1:3:6 type C-1 using 20 mm graded stone aggregate as in coping including weathering round or chamfered and necessary form work required complete all as specified and as directed by Engineer-in-Charge.

Taking down carefully existing bitumen tar felt including plaster, concrete/brick coba /tiling from the roof /parapets till RCC slab and roughening the surface ,wire brushing , cleaning and washing with water etc. , and removing the rubbish to a distance exceeding 500m but n.exc 1Km & depositing where complete all as specified and as directed by Engineer-in-Charge.

Material and labour for grouting in roof through PVC nipples at a spacing of 45 to 60cm C/C including drilling injection points to a depth of 75-100mm, providing 10mm dia PVC nipples and pressure grouting using with and including cement mixed with plasticizing admixture like FOSROC (model CEBEX100) or PIDILITE (model 207 PIDICRET 8AM) @ 225gms/50kg of cement to fill up all capillaries/ voids/ honeycombing areas inside concrete with pressure of 2 to 4 Kg/Sqcm and continued till refusal. After grouting, nozzles to be sealed with the sealing compound/mortar etc, all as per manufacturers instructions and complete all as specified and as directed by Engineer-in-Charge. Note:- After ascertaining the location of leakage/ seepage/dampness under item No.29 here-in-before, this item shall be operated at the required location.

M&L apply a primer (bituminous) @ 0.40 ltr/sqm after this 1-2 kg/sqm bitumen 85/25 with five layered prefabricated Atactic polypropylene polymer (APP) modified 3mm thick membrane (weighing not less than 3 Kg/Sqm) and over it a tack coat of 1-2 kg/sqm amd finally two coat of aluminium paint @ 0.30 ltr/sqm complete all as specified and as directed by Engineer-in-Charge.

Material and labour for providing PVDF aluminium composite panels shall consist of following (I) Aluminium sheet making a total panel thickness of 4 mm with outer surface finished with PVDF based coating 0.25mm ,inner surface finished with a thin coat of polyster paint. The thickness of aluminium cover sheet shall be 0.50 mm. Inner core shall be of LDPE (II) aluminim framing of section 25 mmx50 mm x1.50mm thick , (III) aluminium grid shall not be exceed 1.0 sqm each the aluminium grid not more than 1 m c/c shall be fixed with MS angle 30x30x5 mm projected 150mm from surface of wall, (IV) Colour shall be approved by GE. Note: Canopy,borders, projections etc will be measured in sqm for payment purpose.

MAHABIR SINGH

High Tech Metal India

laxmi enterprises

M/s Hemakshi Enterprises