REPAIR OR MAINTENANCE TO MANGALORE PATTERN ROOF TILES FALSE CEILING PURLINS RAFTERS AT ZONE A AND ZONE B AT PANGODE MILITARY STATION TRIVANDRUM

Amount

Dismantling of single layer Mangalore pattern or similar tiles in roofing including ridge tiles etc complete all as specified and directed.

S&F Roof tiles , mangalore pattren, interlocking at side joints, laid dry (upto four storey building) complete all as specified by Engineer-in-charge.

All as per item No 2 above but except tiles.

S&F Ridge or hip tiles to suit mangalore pattern of roofing tiles, bedded and jointed in cement mortar 1:6 etc complete all as specified and directed.

All as per item No 4 here-in-before but except tiles.

Demolition of cement concrete (unreinforced) in roofs, floor ( other than ground floors) beams, staircase , landings , chajjas and similar suspended work all as specified and directed.

M&L for Providing, Cement concrete type B-0, 1:2:4 (12.5 mm graded aggregate) in roof kerbs or mud stops, rounded or chamfered on edges etc complete all as specified and directed.

Dismantling fillets for tiles battens, rafters, purlins etc under 40 sq.cm in section (unframed work) all as specified and directed.

M&L for second class hard wood clean sawn, plain fillets square, rectangular or triangular in section, secured with nails or brads sectional area exc 13 but n exc 25 sq.cm complete all as specified and directed.

All as per item no 9 here-in-before but except fillets

Dismantling of timber scantling 40 sq cm and over in section unframed work, in any position complete all as specified and directed.

M&L for second class Hard Wood scantlings, clean sawn fixed unframed work complete all as specified and directed.

All as per item No 12 here-in-before but except scantlings.

Dismantling of wall and ceiling boards or insulation boards any thickness including cover fillets etc complete all as specified and directed.

S&F Non Asbestos decorative type fibre cement building boards , 4 mm thick fixed or laid / inserted to timber / GI / Aluminum frame work with screws on ceiling etc complete all as specified and directed.

M&L for Anodised aluminum snap grid frame work for false ceiling size of grid 605 x 605 mm etc complete all as specified and directed.

S&F Plain mild steel wire 2.0 to 2.5 mm dia galvanised class 3 in detached work such as for mosquito nets and fixing to straining bolts, hook, eye, etc complete all as specified and directed.

Dismantling of plain steel/aluminium sheeting of any gauge, thickness including Nainital or similar pattern roof covering etc complete all as specified and directed.

S&F plain, aluminium sheeting, alloy 31000 H4 in ridges, hips, valley gutter, drip and straight flashing (length and grith as fixed) 0.56 mm thick etc complete all as specified and directed.

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, fixed with self tapping screws or J hooks etc complete all as specified and directed.

S&F Pre-painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof ridge, wall clading etc , fixed with self tapping screws or J hooks etc complete all as specified and directed.

S&F in repair Stainless steel wire cloth 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples etc complete all as specified and directed.

Demolition of brick work/stone masonry built in cement mortar and removing the debris/rubbish to a distance n.exc 100m all as specified and directed .

M&L for Pre-Cast Cement Concrete block masonry type C1, 1:3:6 (using 20mm graded aggregate) with solid blocks exc 10 cm in width and setting in CM 1:4 etc complete all as specified and directed.

All as per item No 24 here-in-before but except block

Roughening of surfaces of old concrete surfaces including damaged tar felt by picking, sweeping clean and washing down with water to remove dust etc and brrushing neat cement slurry with 3 kg of cement per sq metre etc complete all as specified and directed.

M&L for PCC 1:2:4 type B0 with 12.5 mm graded granite stone aggregate ,25 mm thick over RCC roof all as specified and directed

M&L for rendering in CM 1:3, 10 mm thick mixed water proofing compound @ 3% by weight of cement finished even and smooth without using extra cement. Note : Water proofing compound will be measured and paid seperately.

M&L for APP based water proofing polymeric membrane, weighing not less than 3.0 Kg/ Sqm, reinforcement weighing not less than 100 gms / sqm having softening point not less than 140 degree celsius, longitutudinal tensile stength not less than 300 N / Sqcm, tearing strength of 100 Nm by torch application including minium 10 cm side lap and 15 cm end laps over a coat of Bituminous emulsion @ 100gms / Sqm on plastered surface and hot blown bitumen 85 /25 grade @ 1.20 kg / Sqm and finishing with solar refelective Bituminous aluminum paint applied 100 gms /sqm complete all as specified and directed .

Taking down of cement plaster incl hacking out of joints, hacking for key, scrubbing down with water etc complete all as specified and directed.

M & L for Rendering 5 mm thick on fair faces of brick work with cement mortor (1:4) mixed with water proofing compound @ 3% by the weight of cement over 10mm thick with cement mortor (1:6) in external surfaces of wall (upto four storey building) all as specified. Note : Water proofing compound will be measured and paid separetly.

M & L for rendering 5 mm thick in ceiling/facia with cement mortor (1:3), finished even and smooth without using extra cement all as specified and directed.

M&L for rendering 10mm thick on fair faces of brick work or concrete surface in cement motar 1:6. finished even and smooth without using extra cement etc complete all as specified and directed.

Supply only integral water proofing compound

M&L for Applying two coats of acrylic exterior emulsion water proofing painting over a coat of primer including prepartion of new surfaces of wall (up to four storey bldg) as per manufactures instructions ) etc complete all as specified and directed.

M&L two coats of oil bound distember over a coat of primer including prepartion of new plastered surfaces of wall etc complete all as specified and directed.

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

S&F 110mm dia of PVC (SWR) pipes single socketed including bend/joint pipe in any length with rubber ring joints laid in trenches or in floors or fixed to walls including Taking down cast iron pipes/ PVC pipe including fittings by burning out lead joints etc to facilitate dismmentling old serviceable fittings/pipe laid in trenches floors or fixed to walls including necessary earth work, demoltion of PCC/Brick work and making good to match with existing surfaces (upto four storey building), scaffolding etc complete all as specified and directed.

All as per item ser No.39 here-in-before but 160mm dia

S&F 15mm dia bore UPVC tubing in repair ASTM 1784 Sch 80 class III fixed complete to walls, ceiling or in floors etc, including taking down existing pipe, etc in(Upto four storey building) scaffolding etc complete all as specified and directed.

All as per item ser No 41 here-in-before but 20mm dia bore

.All as per item ser No. 41 here-in-before but 25mm dia bore

Taking down 20mm bore UPVC tubing and refixing the same pipe on walls, ceiling or in floors etc any type of pipe etc after cleaning complete all as specified and directed. (Upto four storey building)

Cutting/clearing small trees, saplings,shrubs and under growth complete roots from brick walls,chajjas etc including taking out complete roots from inside walls/chajjas and making good surfaces in cement concrete 1:2:4 type B1 or in cement mortar (1:4) to match the existing surfaces etc complete all as specified and directed (Upto four storey building)

Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position after Cleaning and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc complete all as specified and directed.

SHILPA ENGINEERS AND CONTRACTORS

AKASH CONSTRUCTIONS