REPAIRS TO ROOF TREATMENT ON CERTAIN MD ACCN AT AF STN BKT

Amount

M&L for removal of complete existing water proofing membrane of any description on roof ( including taking down plaster/Demolition of cement concrete if any) surfaces of any description and roughening surfaces of old concrete floor by picking sweeping clean and washing down with water to remove dust, foreign items etc complete all as specified and as directed

M&L for rendering 15mm thick in CM 1:4 mixed with integral WPC on concrete surface in roofs incl applying cement slurry @ 3 Kg per Sqm finishing even and smooth without using extra cement ( WPC shall be measured separately) complete all as specified and as directed.

M&L for applying roof treatment as below:-- (i) Applying 1st coat of bitumen primer membrane 0.4ltr/sqm by the same membrane manufacturer of density at 25 degree C’ 0.87-0.89Kg/Litre and viscosity 70-160 CPS till the surface properly impregnates and insolvent oil primer evaporates completely . (ii) Applying 2nd course of a coat of blown type bitumen of grade 85/25 heated to a temperature of 180 degree centigrade and applying @ 1.2 kg/sqm completely. (iii) Applying 3rd course of Polymeric Polypropylene polymer membrane “APP” (Atactic poly propylene polymer ) modified prefabricated five layer 3mm thick not less than 3.8 Kg/Sqm with 160 grams/sqm non woven polyster made at centre core reinforced laid with 75 mm side overlap and 100 overlap in length using butane torch with 10cm over laps which shall be thermo fused by flame .

M&L for preparation of newly surface of APP membrane and applying two coats of alumunium paint @ 200 ml per sqm etc of complete all as specified and as directed

Supply only Liquid water proofing compound first quality A' category complete all as specified and as directed of as per manufacturer instruction.

Removing excavated materials/soils not exceeding. 50 m and depositing where directed at a level not exceeding 1.50 m complete all as specified and as directed by Engr-in-charge.

M&L for high performance hybrid polyarea waterproofing coating cold applied of spray/brush applied,samrtcare ulton liquid membrance at 1.5kg/sqm with an elongation of 600% and tensile strength of 12.6 n/sqmm as per ASTM D2370,crack bridging ability of 3.5mm as per ASTM C1305,shore a hardness of min 75 as per ASTM D2240.The system smarcare includes final base preparation as per site requirement,epoxy primer application and applying smart care Ultron or approved equivalent in two coats at a coverage of 1kg/sqm etc complete as per manufacturer specificationincluding removal of old waterproofing system and repairing and cleaning the surface complete all as specified and directed.

M&L for cement concrete 1:2:4 type B1 (20mm graded agg) as in benching , haunching kerb etc rounded or chamfered on edges incl necessary formwork complete all as specified and directed

M&L for cement concrete 1:2:4 type B-0 using 12.5 mm graded stone aggregate as in padding over roof (upto 4th storey) finished and laid to required slope complete all as specified and as directed.

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

Demolition of brick work or stone/boulder masonary built in cement mortar of any specification and in any position complete all as specified and directed.

M&L for Brickwork with old size sub class ‘B’ bricks, straight or curved on plan exc 6 metre mean radius, built in cement mortar 1:6 complete all as specified and directed

M&L for rendering 15mm thick on any faces of brick work or concrete surfaces in Cement Mortar 1:6 finished even and smooth without using extra cement complete all as specified and directed

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

M&L preparation of new plastered surfaces of walls and applying two coats of wheather proof exterior emulsion paint over a coat of alkali resistant priming paint complete all as specified and directed

M&L preparation of old plastered surfaces of walls and applying two coats of wheather proof exterior emulsion paint over a coat of alkali resistant priming paint complete all as specified and directed

Dismantling of water tank RCC/HDFE/ and removing it to store of size exc 250 Ltrs to 500 Ltrs capacity

S&F 500 Rotational moulded polyethlene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I 500 litres capacity.

Dismantling PVC/Cement/CI pipes 50 to 110 mm dia including all fittings like bend,branch pieces, connectors, heel rest bend etc and removing from site all as specified and directed

Supply and fixing in repair Ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe of 20 mm bore pipe including making connections complete all as as specified and fixed (Minimum weight 20mm-210 gms).

Supply and fixing in repair Ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe of 25 mm bore pipe including making connections complete all as as specified and fixed (Minimum weight 20mm-210 gms).

S&F 110 mm PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls laid in trenches or in floors complete all as specified and directed

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

Taking up or down steel tubing and connections, including cleaning for re-fixing or removal to store 15mm bore/20mm/25mm bore complete all as specified and directed

S&F 15mm bore tubes, `medium grade', galvanised, with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified.

Taking up or down steel tubing and connections, including cleaning for re-fixing or removal to store 20mm bore complete all as specified and directed

S&F 20mm bore tubes, `medium grade', galvanised, with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified.

Refixing 20 mm bore old steel tubing and connections in others position complete all as specified and directed

Taking up or down steel tubing of 25 mm bore pipe and connections,including cleaning for re-fixing or removal to store, complete all as specified and as directed

S&F 25mm bore tubes, `medium grade', galvanised, with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified.

Refixing 25 mm bore old steel tubing and connections in others position complete all as specified and directed

Disconnecting of water tank of 500 ltr capacity 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) in item No 33.

Re- fixing Rotational moulded polyethylene water storage tanks of 500 litres capacity,(cylindrical vertical with closed top) triple layered, white, hoisted and fixed in position all as specified in SSR Part-I including making connections complete all as specified

S&F in repair Gun metal, globe or gate valves, with iron wheel head, screwed both end for iron pipe and fixed, Bore dia of 20mm complete all as specified and as directed.

S&F in repair Gun metal, globe or gate valves, with iron wheel head, screwed both end for iron pipe and fixed, Bore dia of 25mm complete all as specified and as directed.

H C CONSTRUCTION

M/s JS Constructions

M/S PRATAP BUILDERS

M/s R K Associates