REPAIR TO ROOF TREATMENT AT ZONE A, B AND D AT LGJ MIL STN

Amount

Demolition of cement concrete (unreinforced) in ground floor and paving n.exc 15cm in thickness (below or above ground level) complete all as specified and directed by Engr-in-charge.

Demolition of reinforced cement concrete of any description and in any position not otherwise specificlly provided for (reinforcement cut as required to facilitate demolition) complete all as specified and directed by Engr-in-charge.

Demolition of brick work or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stone work and precast concrete articles complete all as specified and directed by Engr-in-charge.

M&L for brick work with fly ash bricks, old size bricks, straight or curved on plan exc 6m mean radius, built in CM 1:6 complete all as specified and directed by Engr-in-charge.

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

S&F mineral fibre accoustical suspended ceiling system with ANF (Micro look) EGE tiles with silhouette exposed grid. Colour shall lbe white, fire performance class 0/class 1 (BS 476) in module size of 600mm x 600mm x 15mm with bioblock coating on the face of tiles. Suitable for green building application with recycle content of 63%. The tiles shall be laid on silhouette profile grid system with 15mm with flanges incorporating 6mm central revel in white / black colour and with a web height of 45mm and and load carrying capacity of minimum 15.68 kg/Sqm. Silhouette, main runner and cross runner shall have mitred end and birdsmouth notches to provides mitred juction. The Tee section have a galvanised of 125 gms/Sqm complete all as specified and directed by Engr-in-Charge. Make : ARM STRONG, AEROLITE, HUNTER DOUGLAS

Dismantling asbestos cement(corrugated, semi-corrugated,etc.) sheets in roof coverings complete all as specified and directed by Engr-in-charge.

S & F 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 directed by Engr-in-charge.

S & F Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50 mm thick of any 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 by Engr-in-charge.

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

S&F Roof trusses (framed) , trussed , purlines, crane gantries, rails and fastening and heavy bracket framing (Beam, tee, angle, channel or Flat section) including distance pieces , cleats etc Fe-410W (Gde E-250 Quality `A' complete all as specified and directed by Engr-in-charge.

Taking down cement plaster on brick / stone walls including raking out joints, hacking for key, scrubbing down with water complete all as specified and directed by Engr-in-charge.

M&L for rendering, 15 mm thick on brick work or concrete surfaces in cement mortar 1:6 on wall finished even and smooth without using extra cement complete all as specified and directed by Engr-in-charge.

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

M&L for rendering, 10 mm thick on brick work or concrete surfaces in cement mortar 1:4 on ceiling finished even and smooth without using extra cement complete all as specified and directed by Engr-in-charge.

M&L for two coats of acrylic distemper on newly plastered surfaces of walls paint over 3mm thick wall care putty including preparation of surfaces complete all as specified and directed by Engr-in-charge.

M&L for complete removal of existing treatment and two coats of oil bound distemper over 3 mm thick wall care putty on old plastered surfaces of walls including preparation of surfaces complete all as specified and directed by Engr-in-charge.

M&L for 3 coats of white wash on newly plastered surfaces incl preparation etc. complete on ceiling complete all as specified and directed by Engr-in-charge.

M&L for two coats of cement base paint on newly plastered surfaces incl preparation etc. on wall complete all as specified and directed by Engr-in-charge.

M&L for coats of cement base paint on old plastered surfaces incl preparation etc. complete on wall complete all as specified and directed by Engr-in-charge.

Formwork to chajjas, troughs and similar items including edges , for rough surface of concrete, complete all as specified and directed by Engineer-in-charge

M&L for reinforced cement concrete 1:1.5:3 type A-1 using 20mm graded stone aggregrate in Chajjas; complete all as specified and directed by Engr-in-charge. Note : Reinforcement shall be measured and paid seperately.

S&F for mild steel TMT bars 10mm dia and over,cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mmdia or securing with clip all as specified & directed by Engineer-in-Charge.

S&F for mild steel TMT bars 6mm to 8mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mmdia or securing with clip all as specified & directed by Engineer-in-Charge.

Dismantling of Brick tiles or terracing tiles, single layer on roofs complete all as specified and as directed by engineer-in-Charge.

Demolition mud in roofs, any thickness, including plastering and leeping complete all as specified and directed by Engr-in-charge.

M&L for 40mm thick cement concrete 1:2:4 type B-0, using 12.5mm graded stone aggregate as in roof Padding etc and slope 1:40 complete all as specified & directed by Engr-in-Charge.

M&L for Roof treatment to RCC roof as follows:- (b) Providing 15 mm thick screed bed or bedding layer of cement mortar (1:3) with WPC, finished even and smooth without using extra cement. (c) Providing one coat of approved bituminous primer @100 gms per sqm, over dried plastered surface. (d) Laying 3 mm thick APP membrane reinforced with non woven polyster fabric, by torch application. The overlapping while torching shall be 75 mm on longitudinal direction and 100 mm on the transverse direction complete all as specified and directed by E-in-Charge. Make : STP Dr Fixit/Pidilite, Texsa India Ltd/Tikitar Dansona/Bengal Bitumen Notes : (i) All joints and change in directions should be covered wih cement mortar (1:3) mixed with SBR latex @ 200 ml/bag of cement/as per site reqmt and cured well before laying membrane by torching.(ii) All angles and abuttments should be sealed well with extra care to ensure full bondage. (iii) Water proofing treatment shall be got carried out by approved authorised applicator of manufacturer only. The name of firm shall be got approved from GE before carrying out the wk. (iv) The independent testing of membrane for technical parameters given in particular specifications shall be carried out from Govt approved labs having fascilities for testing of membrane. (v) The guarnatee of treatment shall be for min 10 yrs reckoned from date of completion of whole wk.

M&L 40mm thick brick tiles laid flat on lime concrete & joints grouted flush in cement mortar (1:3) bedded in 15mm th cement morter (1:6)mixed with 5% of crude oil by weight of cement on lime concrete complete all as specified and directed by Engr-in-Charge.

,---ditto-- all as per serial item No 29 above but except tiles complete all as specified and directed by Engr-in-Charge.

M&L PCC 1:2:4 type B-1, using 20mm graded stone aggregate as in roof kerbs or mud stops, and like rounded or chamfered on edges including necessary form work etc complete all as specified & directed by Engr-in-Charge.

S&F for Framed work such as grills, gratings etc., with ends of bars shouldered and/or riveted, or forget into spikes, framed guard bars; barred iron doors, ladders, framed balusters, walk ways, railings, framework of water tanks and similar work conforming to Fe 410-0 or Fe 165 complete all as specified and as directed

M & L for painting steel and iron surfaces of any discription,over 10 cm width or girth, with preparation of new or previously untreated surfaces priming with one coat of read oxide & finish with two coats of synthetic enamel paint ordinary tint all as spefified and directed by Engr-in-Charge.

Dismantling of water tanks of capacity exc 250 and n.exc 500 ltrs and removing from site all as specified and directed.

S&F for Rotational moulded polythene water storage tank 500 ltr capacity vertical with closed top hoisted and fixed in position all as specified in SSR part-I. all as directed and including 20 mm bore PTMT float valve, connection nipple 2 Nos complete all as specified and directed..

Dismantling of water tanks of capacity exc 500 and n.exc 1000 ltrs and removing from site all as specified and directed.

S&F for Rotational moulded polythene water storage tank 1000 ltr capacity vertical with closed top hoisted and fixed in position all as specified in SSR part-I All as directed and including 20 mm bore PTMT float valve, connection nipple 2 Nos complete all as specified and directed..

Disconnecting existing tanks capacity exc 250 and n exc 500 ltr, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position complete all as specified and directed

Disconnecting existing tanks capacity exc 500 and n exc 1000 ltr, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in positioncomplete all as specified and directed

S&F in repair gun metal globe or gate valve with iron wheel head, screwed both ends for iron pipe and fixed of 20mm bore all as specified and as approved by GE/Engineer-in-Charge.

S&F in repair ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed in 20mm dia bore pipe complete all as specified and directed by Engr-in-charge.

Taking down 15 mm dia steel GI tubing including all connected fittings of any dia and in any position including cleaning for re fixing the serviceable pipe complete all as specified and directed by Engr-in-charge.

,---ditto--- all as per serial item No 42 above but 20mm dia pipe complete all as specified and directed by Engr-in-charge.

S&F 15 mm dia galvanised steel tubing medium grade including necessary fittings like sockets, tees, elbows, reducers, unions etc fixed to walls / ceiling complete all as specified and directed by Engr-in-charge.

,---ditto--- all as per serial item No 44 above but 15mm dia pipe fixing only complete all as specified and directed by Engr-in-charge.

,---ditto--- all as per serial item No 44 above but 20mm dia pipe complete all as specified and directed by Engr-in-charge.

,---ditto--- all as per serial item No 44 above but 20mm dia pipe fixing only complete all as specified and directed by Engr-in-charge..

Taking down eaves gutters and rainwater pipes (any size or pattern) including all fittings, heads, shoes, bends, swan-necks etc., complete all as specified and directed by Engr-in-charge.. Note : measured overalll as fixed along the cente line over fittings and accessories)

S&F 110 mm dia PVC SWR pipe, single socketed in any length with rubber ring joints fixed with clamps to walls complete all as specified and directed by Engr-in-charge.

S & F PVC SWR bends any radius, 110 mm bore 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

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