REPAIR ROOF AND OTHER MISC WORKS AT AF STN PURNEA UNDER AGE(I) AF PURNEA.

Amount

Taking down cement plaster of any description on concrete surfaces such as soffit of chajjas and brick walls etc including raking out joints, hacking for keys, scrubbing down with water and removal of rubbish off the premises complete all as specified and as directed.

M&L for 15mm thick rendering in cement mortar (1:3) mixed with water proofing compound as per manufacturer's instructions, surface finished even and smooth without using extra cement complete all as specified and as directed. (Note:- Integral water proofing compund shall be measured and paid seperately under respective item of BOQ).

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

M&L for APP based polymeric membrane minimum weighing 3kg/sqm and minimum 3mm thick reinforced with polyster non wove fabric (wt. not less than 150 gms/sqm) land on primed surface by torch application including minimum 10 cm side lap and 15 cm end laps over a coat of industrial hot blown bitumen 85/25 grade @ 1.2 Kg per Sqm including cleaning surface,complete all as specified and as directed. Note :- (i) Quoted rate shall be included for work in building/struture of any height. (ii) Work should be carried out by authorised applicator.

Disconnecting existing water tanks of capacity exc 500 ltr but n.exc 1000 Ltr, setting aside (or lowering if required ) for repairs, Cleaning and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc., and hoisting if required reconnecting and refixing in original position.complete all as specified and as directed.

S&F in repairs 25mm dia gun-metal, globe or gate valves with iron wheel head, screwed both ends for iron pipe etc, complete all as specified and as directed.

Taking up or down 15 mm dia bore steel tubing and connection including cleaning for refixing or remove to store complete all as specified and directed.

Taking up or down 25 mm dia bore steel tubing and connection including cleaning for refixing or remove to store complete all as specified and directed.

S&F 15 mm dia bore steel tubing 'medium grade' galvanised with all fittings to walls and ceilings or laid in floors & connection, complete all as specified and directed.

S&F 25 mm dia bore steel tubing 'medium grade' galvanised with all fittings to walls and ceilings or laid in floors & connection, complete all as specified and directed.

Dismantling of plain or corrugated steel sheeting, any gauge, thickness, flat or curved incl ridges hips valleys as in roof coverings,complete all as specified and directed.

S&F of Pre-painted galvalume aluminum 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 as directed.

S&F of Pre-painted galvalume aluminum zinc coating GI based plane 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 as directed.

Dismantling asbestos cement (corrugated/ semi corrugated etc) sheet in roof covering,complete all as specified and directed.

M&L for 6 mm thick asbestos cement corrugated or semi-corrugated sheets in roofs, walls, etc fixed with L-type or J-type or cranked hook bolts, complete all as specified and directed.

M&L fpr asbestos cement one pices adjustable plain angular ridge 6 mm thick fixed with L-type or J-type or cranked hook bolts complete all as specified and directed.

Dismantling of timber scantlings fillets , rails ,posts ,rafters , purlins , etc under 40 sqcm in section, in any position,complete all as specified and directed.

M&L for 2nd class hardwood timber scantlings clean sawn in unframed work and fixed with nails completed all as specified.

M&L for preparation of new wooden surfaces of any description, not otherwise described, over 10cm width or girth and applying two coats of synthetic enamel paint over one coat of pink primer,complete all as specified and as directed.

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

S&F rolled mild steel structural steel work as in 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 .including necessary welding, riveting, bolting , conforming to Fe-410 (Gde E-250) Quality -A , complete all as specified and directed.

M&L for preparation of steel and iron surfaces of any description over 10cm width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of zinc chromate primer,complete all as specified and as directed.

Taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., including cleaning or refixing or removal to store (measured overall as fixed along the centre line over fittings and accessories),complete all as specified and as directed.

S&F PVC (SWR) rain water 110 mm pipe single socket in any length with rubber ring joint ,fixed to walls with PVC clamp ,complete all as specified and directed.

Dismantling of Wall and ceiling boards (fibre, pulp, insulation, etc.) or insulation boards/slabs/ blankets, any thickness, including cover fillets,complete all as specified and directed.

S&F 4mm thick non asbestos decorative type fibre cement building boards fixed or laid/inserted to timber/GI/Aluminium framework with screws as in ceiling complete all as specified and as directed.

S&F anodised aluminium snap grid (605X605mm ) frame work for false ceiling with all necessary aluminium angle & Tee arrangement with and incl fixing cleats,complete all as specified and directed.

M&L hanger 6mm dia G.I (upto 1200 mm length) adjusted level fixed to roof truss by means of ceilling cleat made out of GI flat 40x3 mm size 60mm long and expansion hold fastener 12.5 mm dia 40 mm long,complete all as specified and directed.

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

M&L for brick work with sub class 'B' bricks straight or curved on plan exc 6 m mean radius built in cement mortar (1:4), complete all as specified and as directed.

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

M&L for applying two coats of cement base paint on walls over a coat of alkali-resistant primer including preparation of newly plastered surfaces,complete all as specified and as directed.

Note :- (i) All T&P and safety eqpt provided to workers by the contractor, if he failed in any will be fined @ Rs 250/- per person per day. (ii) Due to Security reason Supervisor reqd in each site if the contractor fail it to maintain, penalty charged @ Rs 500/- per day per site.

M/s. Mohan Enterprise (BID ID -3124972)

MSRAMANUJSINGHSONS (BID ID -3124626)

M/S. KESHAB CHANDRA GHOSH (BID ID -3124882)

M/s.Alam Enterprises (BID ID -3124467)

shashi bhushan gupta (BID ID -3125169)

M/s. S. Chandra Enterprises (BID ID -3124979)

M/s.Asha Enterprises (BID ID -3124756)