MAINTENANCE AND REPAIR OF CGI AND GALVALUME SHEET VIEW CUTTER PCC BLOCK WORKS AND ASSOCIATED MISC BR WORKS AT SCETOR C UNDER AGE BR I OF GE 865 EWS

Demolition of cement concrete in ground floor and pavings n.exc 15cm thick below or above ground level and removing demolised material out of Military station complete all as specified and directed.

Demolition of unreinforced cement concrete in any description and any position not otherwise specifically provided for complete all as specified and directed.

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for (reinforcement cut as required to facilitate demolition), all as specified and as directed

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

Demolition of stone slabs and tiles of any description or thickness in floors aprons etc.laid bedded and pointed in any mortar complete all as specified and directed.

Demolition of bricks (laid flat or on edge) or interlocking tiles in floors, channels, kerbes, aprons, etc laid dry of laid dry and pointed complete all as specified and directed.

Demolition of precast concrete block walling, stone/boulder masonry built in cement mortar including all quoins, arches , pillars etc all as specified and as directed.

M&L pre-cast cement concrete(20mm graded crushed stone aggregate) 1:3:6 type C-1 as in block masonery exc 10cm in width with solid block masonery with solid blocks, exc.10cm in width and setting in cement mortar 1:6 complete all as specified and directed.

Ditto All as per item no 8 above but except blocks complete all as specified and directed.

Taking down cement plaster on brick or concrete surfaces including racking out joints hacking for key, scrubbing down with water etc. complete all as specified and as directed

M&L for 15mm thick rendering on other than fair faces of brick works finished even and smooth without using extra cement in cement mortar 1:6 complete all as specified and as directed

M&L for 15mm thick rendering on fair faces of brick works finished even and smooth without using extra cement in cement mortar 1: 4 complete all as specified and as directed

M&L for 5mm thick rendering on ceiling finished even and smooth without using extra cement in cement mortar 1:3 complete all as specified and as directed

M&L for three coats of white wash on newly plastered surfaces of ceiling including preperaton complete all as specified and as directed.

M&L for preperation of new plastered wall surface of any description and applying two coat of cement based paint over a coat of chalk whiting complete all as specified and as directed.

M & L Preparing newly plastered surfaces and applying two coats of distemper oil emulsion including priming plastered and other surfaces with alkali resistant priming paint on surfaces of walls complete all as specified and directed.

M&L for preperation of old plastered wall surface of any description and applayng one coat of cement based paint complete all as specified and as directed.

M&L for Cement concrete type D-2,1:4:8 (40mm graded aggreate) 100 mm thick as in sub -floors ,sub- bases ,floors and pavings,etc. complete all as specified and directed.

M&L machine pressed precast concrete interlocking paver block any shape and size polished with grey cement and pigment confirming to IS 15658-2006 of 60 mm thickiness M-35 grade complete all as specified and as directed by Engr-in-Charge..

M&L sand filling (50 mm average thickness) under floors in foundations and for laying Interlocking paver blocks including watering and consolidation complete all as specified and as directed by Engr-in-Charge..

M&L for Cement concrete type D-2,1:4:8 (40mm graded aggreate) 75 mm thick as in sub -floors ,sub- bases ,floors and pavings,etc complete all as specified and directed.

M&L for Chequred cement concrete tiles 20cm X 20cm X 25mm thick, set ,pointed & jointed in neat cement slurry in floors polished with grey cement & pigments layed over 20mm thick cement screed bed in CM (1:6) and all as directed by Engr-in - charge.

M&L for precast cement concrete type C1, 1:3:6 (20mm graded aggregate) in landings, cover slabs (for manholes etc), chullah hoods, chhajja, water troughs, shelves and similar articles with plain faces, setting in CM 1:6, complete all as specified and as directed.

Mild steel TMT bars10mm dia and over (for tie bar of chain link fencing), cut length, bent to shape required , including cranking , bending spirally for hooping for coloumns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

Dismantling plain or corrugated steel sheeting any gauge thickness including nanital or similar pattern complete all as specified and directed.

S&F 0.63mm thick Galvanised, corrugated mild steel sheeting with two corrugations side lap, fixed with coach screws and washers, in roofs, walls etc. with grade of zinc coating 275.

Ditto All all as per item No 26 above but except sheeting complete all as specified and directed.

S&F 0.63mm thick Plain, galvanised, mild steel sheeting, in ridges,hips, valley gutters, drip and straight flashings (length and girth as fixed) with grade of zinc coating 275 complete all as specified and directed.

S &F Pre-painted galvanum aluminum zink coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550MPa as in roof covering /clading to walls fixed with self tapping screws complete all as specified and directed.

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

S&F Fibre glass reinforced translucent plain sheeting 2mm thick with two corrugations side lap fixed with coach screw and washer in roof ,wall etc complete all as specified and as 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.

S&F rolled sections as in main and cross beams, hip and jack rafters; purlins where connected to common rafters and running rails and guides for sliding doors; fixed with angle cleats or other connecting plates, Fe 410, Gde E-250 quality- A complete all as specified and directed.

Deduct Schedule of Credit of Rs (-) 226167.00 (Minus) as listed in Schedule 'A' (Contd). Contract Sum shall be arrived after deducting the credit amount. Note :- Tenderers will not quote against this item being a firm amount.

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