CERTAIN REPAIR TO STRUCTURAL, PLASTERING, PAINTING AND MISC WORK OF ZONE A, B, C AND D AT LGJ MIL STN

Amount

Material and labour for Chipping of unsound/weak concrete materials of from Column/beams/ slbs/ chajjas with standard power driven percussion type or pneumatic chiesel of standard make including tapering all edges, making square shoulders of cavities etc upto any height including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge..

Material and labour for removing concrete all around reinforcement including behind of bars to give an average clearence of 25mm (but not less than 15mm clear air gap) by manual methods (hammering the rebar using wire brushes, chieselling etc.) length of reinforcement bars cleared of concrete shall be measured for payment including upto any height necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge..

Material and labour for Cleaning of exposed concrete surface of lightly sticking materials including foreign materials, loose concrete/ aggregate etc and disposal of all debris upto distance of 50 Mtr complete all as specified and as directed by the Engr-in-Charge..

Materials and labour for applying single coat of epoxy bond adhesive on prepared non metallic surface (existing surface) by using brush as per manufacturers instruction / specification upto any height including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge.

Exposing the corroded reinforcement upto and including 16mm dia of bar completely along its full cirCumference, cleaned to remove all loose scale and corrosion deposit, applying rust removing chemical followed by removing the rust by emery paper and cleaning the area thoroughly by water and allow it to dry as per manufacture's instruction upto any height including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge. Make. Fosroc/Elantas beck/Kunal conchem

Supply and application of Epoxy Zinc rich primer on the prepared Reinforced surface by brush, the primer shall have a minimum specific gravity 1.75, minimum wet film thickness/coat 100 microns & dry film thickness/coat 40 microns. Minimum adhesive bond strength with steel is 1.5 N/mm2 upto any height including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge. Make. Fosroc/Elantas beck/Kunal conchem

Supply and application free flow non-shrink cementitious micro concerete to the affected beam, column etc. above 45 mm but upto 60mm thickness (average) where major spalling has taken place even the core of concrete affected. The Micro concrete shall have a minimum 1 day compressive strength of 10 MPa and 28 days strength of 50 MPa, Minimum tensile strenght 2 N/mm2 @ 28 days, minimum Flexural strength 5 N/mm2@ 28 days tested as per BS 4551-80, Expansion characterstics Unrestrained expansion as per ASTM C827-1987 1 to 4%. including necessary formwork, upto any height including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge. Make. Fosroc/Elantas beck/Kunal conchem

Supply and application Two component structural grade polymer modified reinstatement mortar where local spalling has teken place or shuttering is not possible. The Mortar can be applied from a minimum of 5mm to 15mm thickness in smaller vertical pockets and upto 100 mm thickness in horizontal applications. The Mortar should have a minimum compressive strength 12 N/mm2 in 1 day and 4 5N/mm2 in 28 days. Minimum Flexural strength should be 8 N/mm2 in 28 days. A modified styrene butadience emulsion for use as a bonding aid and gauging liquid for cementitous systems to be mixed with cement slurry before the application of microconcrete to be used @ 6 lit/bag of cement. The bonding agent should have minimum compressive strength 24 N/mm2 Minimum Tensile strength 3.5 N/mm2, Minimum Flexural Strength 6.5 N/mm2 including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge. Make. Fosroc/Elantas beck/Kunal conchem

Material and labour applying concure LP 90 or equivalent over concrete and cement plaster as curing compund as per manufactures instructions including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge.

Demolition of brick work built in CM in any position in any description complete all as specified and as directed by the Engr-in-Charge.

M&L for brick work with sub class 'B' bricks built in cement mortar 1:4 straight or curved on plain exceeding 6mtr mean radius and complete all as specified and as directed by the Engr-in-Charge.

Materials and labour for introducing new reinforcement bars for structural connections in RCC beam, lintels, columns and slabs etc including power drilling holes of appropriate diameters in reinforced or plain cement concrete to a minimum depth of 150mm upto 200mm including power drilling, fixing the reinforcement in position using epoxy after dusting of loose dust by blowing air, sealing the same with epoxy cartridges etc as per manufacturer instruction for upto 12mm dia of bar complete all as specified and as directed by the Engr-in-Charge.

M&L applying the water proofing material (Brushbond roof guard) on the tiles/concrete/plastered surface and 3 coats of brush bond roof guard shall be applied @ 1.5ltr pe Sqm in 3 coats at 1mm thickness of each coat by using brush or roller after application of tiles/ concrete/ plastered surfaces complete all as spd and dir by engr-in-charge. (Note :- Drying time between the coats shall be maintained as per manufacturer's instruction and the above application shall be carried out through authorized application of manufacture) ( Make - Fosroc or equivalent make).

M&L for application Anticarbonation, aliphatic acrylate based protective and decorative coating on concrete/plaster external surface over one coat primer & two coat Dekguard S incl complete removal of existing treatment upto any height including necessary scaffolding and safety measures complete all as specified and directed by Engr-in-Charge.

Taking down cement plaster on brick or concrete surface in any discription etc including racking out joints ,hacking for key, scrubbing down with water and removal of rubbish from the premises upto any height including necessary scaffolding and safety measures complete all as directed.

M&L for rendering 15mm thick in cement mortar(1:6) and finishind even and smooth (without using extra cement) other than fair faces on brick, concrete surfaces upto any height including necessary scaffolding and safety measures complete all as specified and directed.

M&L for 10 mm thick plastering in CM (1:4) finished even and smooth on ceiling and concrete surfaces etc. upto any height including necessary scaffolding and safety measures complete all as specified and directed.

M & L for 20 mm thick plastering in two layers, 10 mm each in cement mortar 1:4 with water proofing compound (@ 2% by weight of cement or as per manufacture's instructions) on brick/stone walls or concrete surfaces finished even and fair ( upto any height) for external surfaces upto any height including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge. Note : Water Proofing compound shall be measured and paid separetly as "Supply only".

Supply only integral water proofing compound ( ISI marked) complete all as specified and as directed by the Engr-in-Charge.

M&L for preparation of new plastered surfaces and applying two coats of oil bound distemper over a coat of primer over 3 mm thick wall care putty (Birla/Asian) on wall surfaces including rubbing with emmery paper to make wall surface smooth and even complete all as specified and as directed by the Engr-in-Charge.

Preparation of new plastered surfaces and applying three coats of white wash on ceiling complete all as specified and as directed by the Engr-in-Charge.

M&L for two coats of cement base paint over a coat of primer on new plastered surfaces of brick or concrete wall surfaces complete all as specified and as directed by the Engr-in-Charge.

M&L for preparation of old plastered surfaces of walls and applying one coats of oil bound distemper complete all as specified and directed by Engr-in-Charge.

M&L for preparation of old decorated wall surfaces of any description and applying one coat of white wash including necessary scaffolding and safety measures complete all as specified and directed by Engr-in-Charge.

M&L for preparation of old plastered surfaces and applying one coats of white wash on ceiling complete including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge. .

M & L for complete removal of existing finishes and treating with two coats of oil bound distemper over a coat of alkali resistant primer over 3mm thick wall care putty including rubbing with emmery paper to make wall surface smooth and even upto any height including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge.

M & L for complete removal of existing finishes and treating with two coats of weather proof exterior emulsion paint (Appx) ultima or quivalent ) over a coat of alkali resistant primer over 3 mm thick wall care putty including rubbing with emmery paper to make wall surface smooth and even upto any height including necessary scaffolding and safety measures complete all as specified and as directed by the Engr-in-Charge.

Material and labour in repair for bath room, WC outlet pipe junctions/joints and rain water mouth pipe mouth with the help of chemical component conbextar GP2 including PCC 1:2:4 Type B1 (20 mm graded aggregate) as per manufacturer instruction upto any height including necessary scaffolding and safety measures complete all as specified and directed by Engr-in-Charge.

Note:- The contract sum shall be calculated by deducting the amount shown in Credit Schedule attached to this tender, from total amount of Schedule 'A'/BOQ

Dashmesh Construction Company

KHANNA CONSTRUCTIONS

SHIVA CONSTRUCTION COMPANY

M/s Prakash Enterprises

Lalgarhia Enterprises

Aggarwal brothers and company