SPECIAL REPAIRS TO ROOF TREATMENT OF CERTAIN BUILDINGS (ORS MD ACCN), WING-III AT ARTY CENTRE UNDER GE NASIK ROAD CAMP

Amount

Taking up or down tubes galvanized iron and connections & removing/ shifting to site/store incl cleaning for relaying/refixing height up to four storey complete all as specified and directed by Engineer-in-chargeof size :-

(a) 25mm or 32mm dia

(b) 20 mm dia

(c) 15 mm dia

Re-fixing only tubes galvanized iron as directed incl renewal of threading/tread cutting at ends of GI pipes fixed to walls or laid in floor and jointing including S&F new fitting such as socket, bends, elbows, union etc all as specified and directed of size:-

(a) 25mm or 32mm dia

(b) 20 mm dia

(c) 15 mm dia

S&F tubes medium grade galvanized with all fitting fixed to walls, ceiling and laid in floor of including cutting, holes in concrete/brick wall/roof and making good if required height up to four storey bldgs all as specifed and directed by Engineer-in-charge sizes :-

(a) 25 mm dia

(b) 20 mm dia

(c) 15 mm dia

S&F in repairs 25mm gun-metal globe or gate valve cost copper alloy with iron wheel head, screwed both ends for iron pipe and all as specified and directed by Engineer-in-charge.

S&F in repairs 20 mm gun-metal globe or gate valve cost copper alloy with iron wheel head, screwed both ends for iron pipe and all as specified and directed by Engineer-in-charge.

M&L cutting holes in RCC roof and in brick walls built in cement mortar for removing rain water/waste pipes etc. upto 110mm bore and making good the same after inserting pipe in cement mortar 1:3 mixed with liquid water proofing admixture.

Taking down existing PVC/AC rain water , waste and vent pipe of any bore complete all as specified and directed by Engineer-in-Charge. Note : Height of building upto four storey (4th).

S&F PVC (SWR) pipes 110 mm dia. Single socketed in any length with rubber ring joints fixed to walls complete all as specified and directed by Engineer-in-Charge. Note : Height of building upto four storey (4th).

Fixing only old 110mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints or with solvent cement including provision of fixing clamps as specified.

S&F PVC (SWR) bends 110 mm dia any radius

Disconnecting existing tanks, exc 250 & n exc 500 setting aside (or lowering if required) cleaning and removing all scale and dirt etc, pipes etc and hoisting if required reconnrecting and re-fixing in position.

Disconnecting existing tanks, exc 500 & n exc 1000 setting aside (or lowering if required) cleaning and removing all scale and dirt etc, pipes etc and hoisting if required reconnrecting and re-fixing in position.

Dismantling water tanks and removing to store of capacity 1000 litres

Dismantling water tanks and removing to store of capacity 500 litres

S&F Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position of capacity 1000 litres including 20mm dia PTMT float valve complete set all as sepecified and directed.

S&F Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position of capacity 500 litres including 20mm dia PTMT float valve complete set all as sepecified and directed

Dimolition of RCC tank of any description and in any position not otherwise specifically provided for including removal of debris to a distance exc 500m but n.exc 1.50km all as specified and directed by Eng-in-charge.

Taking down carefully existing bitumenous membrane/tarfelt treatment any description and cleaning damaged surface where-ever required to make surface ready to receive fresh water proofing treatment on roof and flashing and junctions of parapet, kerb, wall etc. and removing rubbish out side Defence land.

Demolition of concrete (unreinforced) of any description and in any position not otherwise specifically provided for.

Providing, cement concrete 1:2:4 type B-0 (12.5mm graded aggregate) in roof kerbs or mud stops, rounded or chamfered on edges.

Providing, cement concrete 1:2:4 type B-1 (20 mm graded aggregate) in steps, parapets and copings, kneelers, bases for water tanks, bed plates and the like including weathering, slightly rounded or chamfered angles and throating, as directed including necessary formwork.

Preparing existing roof surfaces and applying cement slurry @ 3 kg/Sqm and 15 mm thick cement mortar (1:4) with integral WPC to be laid over on concrete surfaces all as specified and directed.(WPC mesured and paid separtely)

M&L for waterproofing treatment on roof including flashing and junctions of parapet, kerb, wall etc. as under:- (a) Applying a uniform coat of primer at 0.70 kg/sqm over cement plaster. (b) 3mm thick and weighing not less than 3.60 kg/sqm Atactic Polypropylene Polymer (APP) modified bitumen -based prefabricated five layer water proofing membrane reinforced with non-woven polyester matt black finished over compatible primer at 0.40 Ltr/sqm of density at 25 degree centigrade 0.87-0.89 kg/litre and viscosity 70-160 cps or cold sticker and torch application of membrane with 10 cm overlap both ways after neccesary preparation of surface complete as per manufacturers instructions. (c) Apply two coats of bitumastic-aluminium paint over the membrane.

Supply only liquid water proofing compound,

Repairing broken edges of RCC chajjas, roof projections, fins, facia and similar works by dismantling of loose and damaged/ disintegrated portion of edges (cross sectional aerea not exceeding 150 sqcm) and cement mortar 1:4 or cement concrete 1:1½:3 type A0 and chicken wire mesh with nails (to hold fresh mortar/concrete) including necessary formwork etc. and scaffolding for work upto four storied buildings and finishing the surface by white wash or cement base paint to match the surface with existing work.

M/S SAMEER SUBHASH PATANI

Alpha Construction

M/S SANTOSH CONSTRUCTION CO

DHARMESH ENTERPRISES

M/s M R MAHANA

UNITED ENTERPRISES

sunway associates

Mukund Engineers and Contractors