SPECIAL REPAIR TO BLDG NO. P-22 , HANGAR DOORS AND ROOF AT MCCF SONEGON

Amount

Preparation of old painted steel surfaces of any description, over 10 cm width or girth, not otherwise described and applying two coat of Synthetic enamal paint . NOTE: Painting work has to be done in hangers, height approx 10 to 12 meters.

Preparation of old painted steel surfaces of any description, over 10 cm width or girth, not otherwise described and applying two coat of Aluminium paint over coat. NOTE: Painting work has to be done in hangers, height approx 10 to 12 meters.

Taking down carefully existing roof treatment/ bitumen tar felt including plaster and roughening the surface ,wire brushing , cleaning and washing with water etc. , and removing the rubbish to a distance exceeding 500m but n.exc 1Km & depositing where directed . NOTE: WPT work has to be done in hangers, height approx 10 to 12 meters.

Material and labour for roof treatment on RCC roof slab complete as mentioned below, all as specified and as directed by Engg-in-charge:- NOTE: WPT work has to be done in hangers, height approx 10 to 12 meters.

(I) Cleaning the concrete surface of RCC roof slab as obtained after demolition/taking down of existing waterproofing treatment thoroughly with wire brushes and dried. (ii) Checking the roof slab by flooding test with water till total elimination of leakage/seepage/dampness all as specified in SSR part-I( after ascertaining location of leakage/seepage/dampness, carrying out treatment vide item no. 09 hereinafter of pressure grouting shall be operated at required location. (iii) brushing the surface with neat cement slurry at the rate of 3.0 kg/Sqm (iv)Cleaning the plastered roof surfaces and applying a coat of bitumen primer @ 0.3 kg/sqm on top of dry surface (v) Laying 40 micron thick aluminum foiled APP membrane of thickness 3mm thick and min 3 Kg/Sqm with non woven polyester core laid and bonded to the sub-strata and over-laps shall be sealed/fused by flame "torch', application method all as per manufacturer's

M&L PCC 1:2:4 type B-0 using 12.5mm graded stone aggregate as in filleting and benching slightly rounded off etc. Including necessary form work, if any, complete all as specified and as directed.

M&L for rendering over roof slab 10 mm thick in CM 1:3 on concrete surfaces mixed with water proofing compound @ 3% by weight of cement and finished surfaces fair and even all as specified and directed. (WPC shall be measured and paid separately)

Supply only integral water proofing compound.

M&L cutting groove exc 100mm but n exc 200 mm girth in brick or stone walls and making good the surfaces using PCC 1:2:4 type B0 in CM 1:3 after inserting water proof bituminous membrane complete all as specified and directed.

S&F PVC(SWR) pipes 110mm bore single socketed in any length with rubber ring joints fixed to walls with MS FI 40x3 clips and taking down old one .

Taking down cement plaster on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water, etc. all as specified and as directed. NOTE: Plastering work has to be done in hangers, height approx 10 to 12 meters.

M&L Rendering 15 mm thick in CM 1:3 mixed with water proofing compound @ 3% by weight finished fair and even all as specified on fair faces of brick work or concrete surfaces all as specified and directed.(WPC shall be measured and paid separately) NOTE: Plastering work has to be done in hangers, height approx 10 to 12 meters.

M&L for preparing new plastered surfaces and applying Two coats of cement base paint over a coat of alkali resistant primer on surfaces of walls. NOTE: work has to be done in hangers, height approx 10 to 12 meters.

Dismantling Ceiling/boarding, any description, fixed in any position with screws

M & L for providing and fixing Gypsum Board 12 mm thick in ceiling fixed with screws as per manufacturer's instructions.

M & L 12 mm thick Perforated particle board / tiles in repairs for insulation and acoustic purposes, 60 x 60 cm in size, fixed with screws to timber frame work or with staples on snap grid in ceiling

S&F GI frame work for seamless ceiling comprising of GI perimeter channel 0.55mm thick with two unequal flanges of 20 and 30mm and web of 27mm fixed to surrounding wall using nylon sleeves and screws at 450mm centre to centre/intermediate channel 0.9mm thick having equal flanges of 15mm each and web of 45mm suspended from soffit at approx 900mm centre to centre with GI cleat and steel expansion fasteners with and including ceiling section (not exc 1.2m length) of 0.55mm thickness having kurled web of 50mm and flange of 26mm each with lips of 10.5mm fixed to the intermediate channel at 457mm centre to centre and Hangers 6mm dia GI (upto 1200mm length) adjusting level fixed to roof slabs by means of ceiling cleats made out of GI flat 40 x 3mm size 60mm long and expansion hold fasteners 12.5mm dia, 40mm long complete all as specified

Dismantling Asbestos Cement (Corrugated, Semi corrugated etc.) sheets in roof coverings.

M&L Pre -painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550Mpa as in roof covering /cladding to wall ,fixed with self tapping screws as specified & directed.

SHREE CONSTRUCTIONS

M/S.Chourasia Construction Company

Rajveer Infrastucture