Repairs to roof roof treatment ext plaster and misc works of OTM MD accn at west side of AGE BR I under GE Golconda

Amount

Dismantiling of AC sheets / Galvolume sheet / GI sheet Corrugated or Semi corrugated etc in roof coverings.

M &L 6 mm thick Asbestos Cement sheet corrugated or semi corrugated in roofs, walls etc and fixed with J or L hook or cranked bolts with washers etc. complete all as specified and directed.

Fixing only 6 mm thick Asbestos Cement sheet corrugated or semi corrugated in roofs, walls etc and fixed with J or L hook or cranked bolts with washers etc. complete all as specified and directed. Note: Sheets obtained from item No. 1 shall be used.

M & L for asbestos cement two pieces adjustable serrated ridge for corrugated and semi corrugated sheet 6mm thick fixed with J or L hook and cranked bolts woth washers etc. complete all as specified and directed.

M & L pre-painted galvalume aluminium zinc coating GI based corrugated sheet 0.45mm to 0.50 mm thick of any colour having tensile strength 550 mpa as in roof covering/ cladding to wall, fixed with self tapping screws all as specified and directed Note: Rate quoted deemed to include cost of making good disturbed masonry surface to match with existing etc using PCC 1:2:4/cement mortar 1:4 complete all as specified and directed.

All as per item no 5 above but fixing only obtained from serial item no 1.

M&L pre- painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof overing/ cladding to wall, fixed with self tapping screws complete all as specified and directed.

M & L Taking down existing roof treatment felt, screed bed including preparation of the surfaces of roof by cleaning off foreign materials with water, roughening surfaces of old concrete and washing down with water to remove dust, providing cement mortar screed 10mm thick on concrete surfaces in CM 1:4 finished even and smooth without using extra cement mixed with water proofing compound, laying APP based polymeric membrane minimum weight 3Kg/Sqm and minimum 3mm thick reinforced with polyster non woven fabric (weight not less than 150 gms/Sqm) over primed surface with bituminous primer conforming to IS-3384 applied @ 0.3 Ltrs/Sqm by torch application, 10cm overlap fused uniformly by LPG torched flame and applying one coat bitumen grade 85/25 @ 1.2 Kg/Sqm finished with one coat of aluminium paint @ 100ml/Sqm, , complete all as specified and directed. Note: 1) Water proofing compound shall be measured and paid separately. 2) Padding concrete where required shall be measured and paid separately.

M&L for Galvanised, corrugated mild steel sheeting 0.63 mm thick with two corrugations side lap, fixed with coach screws and washers, in roofs, walls etc. with grade of zinc coating 275 complete all as specified and directed.

S&F Plain, galvanised, mild steel sheeting 0.8 mm thick, 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.

M & L for applying glass fibre base bitumen felt, grade 2 over bitumen primer applied @ 0.3 Lit/Sqm on ridge portion of corrugated sheeting/ mangalore tile roofing etc including taking out existing felt complete all as specified and directed.

M&L for providing cement concrete type B0 1:2:4 (12.5mm graded stone aggregate) as in padding and benching & filletting with IWPC (IWPC measured and paid seperately) complete all as specified and directed.

Supply only integral water proofing compound.

Dismantling Mangalore pattern roofing tiles with ceiling tiles or slate roofing complete all as specified and directed by Engr-in-Charge.

Dismantling Single layer Mangalore pattern or similar tiles in roofing complete all as specified and directed by Engr-in-Charge.

M & L for Roof tiles, Mangalore pattern, interlocking at side joints, laid dry complete all as specified and directed by Engr-in-Charge.

M&L ceiling tiles or slate roofing for Mangalore tile roofing, laid dry all as specified and directed complete

Dismantling battens for tiles, shingles etc of any size including tilting fillets exc 15 cm centre to centre complete all as specified and directed by Engr-in-Charge.

M & L for Clean sawn battens at 30 cm centres size exc 15 Sqcm and not exc. 25 sqcm in 2nd class hard wood complete all as specified and directed by Engr-in-Cahrge..

M & L for ridge or hip tiles to suit Mangalore pattern of roofing tiles, bedded and jointed in cement mortar 1:6 complete all as specified and directed by Engr-in-Cahrge.

Dismantling timber scantlings 40 Sqcm and over in section in any position in framed work

M & L for 2nd class hard wood, clean sawn,in scantiling timber fixed with nails complete all as specified and directed

Dismantling wrought iron or mild steel work of any description not other wise provided for.

S & F for MS framed structure 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 of Grade Fe 410 -W (Gde- E- 250) quality- A etc. complete all as specified and directed.

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

S & F true or horizontal level 600mmx600mm panels, false ceiling, hot dipped galavnised steel sections exposed suface with precoated capping, main tee and cross tee of size 24x32mm at every 1200mm c/c and wall angle of size 19x19mm fixed to perimetere wall, as per manufacturer's instructions, grid to be suspended at every 1200mm c/c in both directions by using 2mm dia pre-straightened GI wire at every 1200mm internal at the main tee, including 9mm thick gypsum board of size 600mm X 600mm with rear size aluminium foil and front side PVC lamination, complete all as specified and directed.

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

Disconnecting existing tanks of capacity exc 500 ltr & n exc 1000 ltr, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position. (Cleaning repairing, etc. measured separately), etc complete all as specified and directed.

S&F 500 Ltr capacity rotaional moulded polyethylene water storage tanks cylindrical vertical with closed top hoisted and fixed in position including dismantling existing tank complete all as specified and directed by Engr-in-charge.

S&F 1000 Ltr capacity rotaional moulded polyethylene water storage tanks cylindrical vertical with closed top hoisted and fixed in position all as specified including dismantling existing tank complete all as specified and directed by Engr-in-charge.

S&F 2000 Ltr capacity rotaional moulded polyethylene water storage tanks cylindrical vertical with closed top hoisted and fixed in position all as specified including dismantling existing tank complete all as specified and directed by Engr-in-charge.

S&F in repair Ball valves 25 mm dia high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 25mm-455gms)

S&F in repair 20mm bore dia Gun metal Gate valve with iron wheel head screwed both ends for iron pipe or for union, complete all as specified and directed.

S&F in repair 25mm bore dia Gun metal Gate valve with iron wheel head screwed both ends for iron pipe or for union, complete all as specified and directed.

S&F in repair Cover/ lid for PVC water tank of any capacity complete all as specified and directed.

S&F GI tube 25mm dia medium graded with all fitings fixed to wall, celing or laying in trenches including taking up and down existing GI tubing complete all as specified and directed by Engr-in-charge.

S&F GI tube 20mm dia medium graded with all fitings and fixed to wall, celing or laying in trenches including taking up and down existing GI tubing 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, pillars etc.

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

M & L half Brick wall with sub-class 'B' bricks old size straight or curved on plan to any radius built in cement mortar 1:4 complete all as specified and directed by Engr-in-charge.

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

M&L for 10mm thick in CM 1:6 rendering on brick or concrete surfaces finished even and smooth (without using extra cement) complete all as specified and directed by Engr-in-charge.

M&L rendering 15mm thick on brick work or concrete surfaces in CM 1:4 and finished even and smooth without using extra cement with WPC (WPC measured separately) complete all as specified and directed by Engr-in-charge.

M&L for Rendering 5mm thick in CM 1:3 as in ceilings concrete surfaces finished even and smooth (without using extra cement) complete all as specified and directed by Engr-in-charge.

M&L for three coats of white wash on new surfaces of walls including preperation complete all as specified and directed by Engr-in-charge.

M&L preparing newly plastered surfaces and applying two coats of OBD over a coat of alkaliresistant primer on walls complete and all as specified.

M&L for three coats of Colour wash on new surfaces of walls including preperation complete all as specified and directed by Engr-in-charge.

M&L for two coats of cement base paaint over a coat of primer on walls including preparation of surfaces complete.

M&L for three coats of white wash on ceilings including preparation of new plastered surfaces complete all as specified and directed by Engr-in-charge.

Demolition of cement concrete (Un-reinforced) in ground floors and pavings n exc. 15cm thick (Below or above ground level) complete all as specified and directed by Engr-in-charge.

M&L for Plain cement concrete C-2 type 1:3:6 (40mm graded aggregate) 75mm thick as in plinth protection complete all as specified and directed by Engr-in-charge.

S & F PVC( SWR ) pipes 110mm dia single socketed , in any length with rubber ring joints as rainwater, soil waste and vent pipe fixed to wall or laid in trenches incl taking down existing pipes (including fittings) complete all as specified and directed.

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

S&F PVC (SWR) branch piece single ( Single Y) equal or un equal with access door of bore 110 mm complete all as specified and directed.

S&F grating doom 100mm dia of PTMT (minimum weight 25gms ) complete all as specified and directed.

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