REPAIR MAINT OF ROOF TREATMENT, ROOF SHEET, CEILING AND CONNECTED ITEMS OF MD ACCN IN THE AREA OF AGE BR-I UNDER GE PANAGARH

Amount

Demolition of brick work built in cement mortar for cracked wall ,Cracked manholes, septic tank,soak pits etc. in foul position complete all as specified and directed.

M&L brick work with fly ash bricks straight or curved on plan exc 6 m mean radius build in cement mortar 1:6 complete all as specified and directed.

All as per item No 2.00 here-in-above, but except bricks complete all as specified and directed.

M&L brick work with fly ash bricks straight or curved on plan exc 6 m mean radius in half bricks thick build in cement mortar (1:4) complete all as specified and directed.

Material & Labour chipping out spalled and loose concrete cover and derusting steel reinforcement of concrete column, beam, slab, chajjas, parapets and cleaning concrete surface with steel wire brushes, washed with water and allowed to dry including derusting steel wire reinforcement, providing fabric MS wire mesh 75x75x2mm as reinforcement to concret surface applying adhesive/admixture over steel mesh and providing 25mm average thickness guniting mix using one part cement of OPC 53 grade and two part of Ghaggar sand mixed with adhesive/admixture @ pressure of 2.5 to 3.00kg/Sqcm by guniting machine and surface finished even and fair including necessary padding, shuttering/scaffolding, formwork (guniting work to be carried out upto 16 metre height) complete as directed at site. Note :- (applied by authorised applicator) (a) After placing the additional reinforcement on all effective concrete surfaces shall be throughly scrubbed down with wire brushes, washed with water and allow to dry, apply chemistic polycretes admixture @ 2.25% kg by weight of cement all as per manufacturers instructions. (b) When polymix concreting in taking condition, guniting is done with polycrete admixture @ 2% by weight of cement all as per manufacturers instructions (polycrete admixture shall be procured from chemical adhesive pvt Ltd Co or their authorise dealer). (c) Cost of the above aspect shall be deemed to be included in the quoted rate of the respective item and nothing extra shall be paid on any account.

Taking down cement plaster of any description on concrete surfaces such as soffit of RCC slab, chajjas and brick walls etc including raking out joints, hacking for key, scrubbing down with water etc complete all as specified and directed.

M&L for rendering 15 mm thick cement plaster in cement mortar (1:6) on brick work or concrete surfaces including finished even and smooth without using extra cement complete all as specified and directed.

M&L for rendering 15 mm thick cement plaster in cement mortar (1:4) on brick work or concrete surfaces including finished even and smooth without using extra cement complete all as specified and directed.

M&L for rendering 20 mm thick cement plaster in two coats (each coat 10 mm thick) on external surfaces of brick work in cement mortar (1:4) and second coat to be applied with WPC and recrone polyster fibre including fair finishing complete all as specified and directed. Note : WPC & Recron polyster fibre will be measured and paid separately.

M&L for rendering 5 mm thick cement plaster in Cement Mortar (1:3) on concrete surfaces as in ceiling, chhajja, shelves etc to match with existing surfaces including finishing even and smooth without using extra cement complete all as specified and directed.

M&L for preparation of new plastered surface of wall applying of two coats of cement base paint over a coat alkali resistant primer complete all as specified and directed.

M&L for preparation of new plastered surface of wall applying two coat of oil bound distemper over a coat of primer and wall putty complete all as specified and directed.

M&L for preparation of new plastered surface of ceiling applying three coat white wash complete all as specified and directed.

Removal of complete existing treatment of any description on roof surfaces of any description and roughening surfaces of old concrete floor by picking sweeping clean and washing down with water to remove dust, foreign items complete all as specified and directed.

M&L for PCC (1:2:4) type B-1 (using 20mm graded stone aggregate) as in benching/coping/haunching etc including watering slightly rounded and necessary formwork complete all as specified and directed.

1st Layer:- Grading with cement concrete - M & L for PCC (1:2:4) type B-0 (12.5 mm graded stone aggregate) for grading in roof complete all as specified and directed and as directed by Engr-in-Charge. (Note:- To be applied by authorised applicator)

M&L for rendering 5mm thick on fair faces on roof surfaces of concrete surfaces in cement mortar (1:4) without using extra cement and WPC complete all as specified and directed. (WPC will be measured and paid separately).

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

2nd Layer :- Application of Primer - M&L for primer the surface with a mixture of ShaliUrethane (R) BTD and potable water in the ratio of 1:1 i.e. (200 grm BTD & 200ml water) and apply @ 400grm/sqm of the mixture and allow to touch dry shall be applied on the prepared surface. complete all as specified and directed. (Note:- To be applied by authorised applicater.)

3rd Layer: M&L for first coat of ShaliUrethane ® BTD @ 1 Kg/Sqm by roller/airless spray while the primed surface is takly and spread fiber glass net of 45 gsm with overlaps of 50mm in both directions when the surface is still tackly, second coat of ShaliUrethane (R) BTD @ 1 Kg/Sqm by roller/airless spray for final complete all as specified and directed (Note:- To be applied by authorised applicater) and as directed by Engr-in-Charge.

Taking up or down steel tubing of 20 mm dia and removal to store complete all as specified and directed.

S&F GI tubing 20 mm bore medium grade with all fittings and fixed complete to wall and ceiling or laid in floors complete all as specified and directed.

Disconnecting existing tanks exc 500 and n exc 1000 ltr capacity setting aside for repair/cleaning etc and re-fixing in position including pipe line complete all as specified and directed.

S&F in repair 15 mm bore stop valve cast copper alloy screwed down, high pressure, with crutch or but-ter fly handle, screwed both ends for iron pipe or for unions complete all as specified and directed.

Dismantling wrought Iron or mild steel work of any description not otherwise provided for complete all as specified and directed.

Dismantling of Plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern complete all as specified and directed.

S & F steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to IS 1161-1979 grade St.-240 complete all as specified and directed.

M&L for framed work such as grills etc with ends of bars shouldred and or riveted or forged into spike, framed guard bars and similar work conforming to Fe 290.Gde-E-165 complete all as specified and directed.

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

S&F galvanized corrugated mild steel sheeting 0.63 mm thick with two corrugation side lap fixed with L-type or J-type or cranked hook bolts in roofs and vertical portion complete all as specified and directed.

S&F plain galvanized mild steel sheeting 0.63 mm thick in ridges fixed with L-type or J-type or cranked hook bolts in roofs complete all as specified and directed.

S&F Pre - Painted galvanized aluminium zinc coating GI based plain steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws complete all as specified and directed.

Demolition and breaking up drain pipes of any description set in cement mortar (internal dia of pipe upto 110 mm) dia, complete all as specifed and as directed.

S&F 75mm PVC (SWR) pipes single socketed, in any length with rubber ring joints, fixed to walls complete all as specified and directed.

S&F 110mm PVC (SWR) pipes single socketed, in any length with rubber ring joints, fixed to walls complete all as specified and directed.

S&F 75mm PVC (SWR) bends any radius with access door complete all as specified and directed.

S&F 110mm PVC (SWR) bends any radius with access door complete all as specified and directed.

S&F 75mm PVC (SWR) floor trap plain with grating including jointing with solvent cement complete all as specified and directed.

S. D. Construction Co.

M/S SWAPAN KUMAR MONDAL

M/S MODERN CONSTRUCTION

ANIMA ENTERPRISE

subash chander bahl

UNIQUE ENTERPRISE

SARASWATI ENTERPRISE (INDEX NO CEEC D-81)