REPAIRS TO ROOF LEAKAGE/ SEEPAGE OF 12 MARATHA LI REGT AT DHANA MIL STATION.

Amount

Taking down existing treatment of any description and any numbers of layers from roof including scraping and roughening old by picking, sweeping clean and washing down and removing debris outside MD land complete all as specified and as directed.

M & L for cement concrete M15 (Nominal Mix) using 12.5 mm nominal size graded crushed stone aggregate mixed with water proofing compound as levelling course of roof padding finished even and fair including provision of contraction joint 6 mm wide X 10 mm deep at 1.2 metre interval or part thereof, both ways on top of PCC padding and including filling with mastic bitumen with 80/25 industrial grade bitumen and coarse sand mixture. 1:3 by weight complete all as specified and as directed. Note: - Water proofing compound shall be measured and paid for separately.

Material & labour for rendering 20 mm thick in cement mortar 1:4 over RCC Roof mixed with water proofing compound @ 3% by weight of cement or manufacturer instruction all as specified. Note;- water proofing compound shall be measured and paid separately as supply only.

M & L for preparing RCC roof surfaces with wire brush drying and cleaning to remove all foreign materials and washing with water to remove loose particle and applying APP membrane HMHDPE 3 Kg plain (thickness 3.00 mm) (total weight of the finished membrane not less than 3.0 kg/ sqm ± 5 % per sqm) confirming to IS 16540: 2017 over a coat of bitumen primer for bitumen membrane @ 0.30 litre/sqm by the same membrane manufacture of density at 25⁰C, 0.87-0.89 kg/ litre and viscosity 70-160 cps, laying over the primer coat using Butane Torch and sealing all joints, overlapping etc. as per Annex D of IS 16540: 2017 complete all as specified and as directed.

M & L for cutting grooves or chase in brick wall, 75 mm wide and 65 mm deep and including filling with cement mortar 1:4 mixed with water proofing as mentioned in Annex D of IS 16532: 2017, IS 16540: 2017 compound complete all as specified and as directed.

M & L for applying bituminous aluminium paint @ 100 gram per sqm over water proofing membrane complete all as specified and as directed.

Demolition of plain cement concrete (un-reinforced) of any description and in any position not otherwise specifically provided complete all as specified and directed.

M & L for PCC benching/ angle filleting at the junction of parapet and RCC roof in M15 (Nominal Mix) using 12.5 mm nominal size crushed stone aggregate mixed with water proofing compound as mentioned in Annex D of IS 16532: 2017, IS 16540: 2017 compound complete all as specified and as directed.

Material and labour for PCC (1:2:4) type B1 using 20 mm graded aggregate as in roof kerb, PCC padding repairs, mud stop etc. complete all as specified & directed.

Taking down cement plaster on stone/brick/concrete surfaces including racking out joint, hacking for key, scrubbing down with water complete all as specified and as directed..

Material and labour for 10mm thick rendering in CM 1:6 on fair faces of brick work or concrete surfaces and finishing the surface even and smooth without using extra cement, complete all as directed and directed.

Material and labour for 10mm thick rendering in CM 1:4 on fair faces of brick work or concrete surfaces using integral water proofing compound 3% by weight of cement and finishing the surface even and smooth without using extra cement complete all as directed and directed. Note:- WPC shall be measured and paid separately.

Preparation of newly plastered surfaces on walls and applying three coats of white wash complete all as specified and as directed.

M & L for complete removal of existing treatment and applying two coats of cement based paint over a coat of primer and putty on wall for smooth finish including preparation of surfaces complete all as specified and directed. Note: Each stages will be got appoved from Engineer-in-Charge before application.

M & L for complete removal of existing treatment and applying two coats of oil bound distemper on wall including preparation of surfaces complete all as specified and directed. Note: Each stages will be got appoved from Engineer-in-Charge before application.

Supply only integral water proofing compound complete all as specified & directed.

Disconnecting existing water tank of capacity n exc 500 litres, setting aside (or lowering if required) for repairs, cleaning, etc and hoisting if required reconnecting and including replacing check nuts and refixing in position after cleaning and removing all scale and dirt, etc from tank and from mouths of circulating pipes etc., complete all as specified and directed.

Disconnecting existing water tank of capacity exc 500 and n. exc. 1000 litres, setting aside (or lowering if required) for repairs, cleaning etc and hoisting if required reconnecting and including replacing check nuts and refixing in position after cleaning and removing all scale and dirt, etc from tank and from mouths of circulating pipes etc., complete all as specified and directed.

Dismantling of PVC water tank of exc 250 ltrs and n.exc 500 ltrs capacity and removing outside MD land etc., complete all as specified and directed.

Supply and fixing 500 Ltrs double layered Rotational moulded polyethylene water storage tanks white color (cylindrical vertical with closed top using PVC cover ) hoisted and fixed in position all as specified in SSR Part I.

Supply and fixing in 15mm dia float valve high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe and fixed etc., complete all as specified and directed.

Taking up or down 15mm bore steel tubing and connections, including cleaning for refixing or removal out side MD land all as directed by Engr-in-Charge.

Supply and fixing 15mm bore galvanised mild steel tubing medium grade with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and directed.

Demolition and breaking of drains pipe (salt glazed stone were, AC, RCC or PVC pipe) set in cement mortar 100 mm internal dia pipe complete all as specified and directed.

Supply and fixing PVC (SWR) pipe single socketed in any length with rubber ring joints fixed to walls 110 mm dia bore pipe complete all as specified and directed.

Supply and fixing PVC (SWR) bends any radius 110 mm bore complete all as specified and directed.

Material & labour for mild steel work in framed work such as grills, gratings, guard bars etc., including angle frame and hinges where required with ends of bars shouldered and/ or riveted, or forged into spikes, and similar work confirming to Fe 290.Gde-E-165, complete all as specified and as directed.

Dismantling of asbestos cement sheet (corrugated or semi corrugated) in roofing including ridges etc., complete all as specified & directed.

Material and labour for 6mm thick asbestos cement corrugated or semi corrugated sheet in roofs walls etc fixed with 'L' or 'J' type hook bolt etc., complete all as specified & directed.

Material and labour for asbestos cement two piece adjustable serrated ridge corrugated or semi corrugated sheets fixed with 'L' or ‘J’ type hooks & bolts etc., complete all as specified & directed.

Supply & Fixing Pre-painted galvalume aluminum zinc coating GI based corrugated / mangalore pattern steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws etc., complete all as specified & directed.

Supply & Fixing 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 covering/cladding to wall, fixed with self tapping screws etc., complete all as specified & directed.

NOTE :- SCHEDULE OF CREDIT (Amount shall be deducted offline from the total quoted amount to workout the net contract sum to be considered for acceptance.) [(-) Rs 1760.00 /- ]

m/s mahendra kumar khare contractor (BID ID -3086143)

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