REPAIRS TO ROOF TREATMENT INCLUDING REPAIR/ REPLACEMENT OF ROOF SHEETING AND OTHER CONNECTED B/R WORKS IN OTM ACCNS OF POCKET B INCLUDING MD ACCNS ON EAST SIDE OF LEHL MARG OF B/R - I SUB-DIVISION UNDER GE (SOUTH) BINNAGURI

Amount

Taking down tar felt with cement plaster from roof surfaces and lowering and removing the same to a distance exc.500m and n. exc. 1.5 KM incl removal of finishes up to mother slab complete all as specified and as directed .

Disconnecting existing tanks, (Cap Exc 500ltr and n. exc 1000Ltr) 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) complete all as specified and directed.

Disconnecting existing tanks, (Cap Exc 250ltr and n. exc 500Ltr) 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) complete all as specified and directed.

S & F in repairs 500 ltrs rotational moulded polyethelene water storage tanks (cyclindrical vertical with closed top) incl connecting up pipes securing access covers etc as specified and as directed.

S&F in repairs 1000 litres capacity rotational moulded polye-thylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I with and including 25mm bore dia Ball brass valves, high pressure, with polythene float and flynut complete,screwed for iron pipe or brass ferrule and fixed etc complete all as directed.

M&L 25 mm thick PCC 1:2:4 type B0 (Using 12.5 mm graded stone aggregate laid on RCC slab as base layer for roof treatment finishing smooth top layer to receive chemicals of roof treatment complete all as specified and as directed.

M&L for 10mm thick rendering cement mortar (1:4) mixed with WPC over roof surfaces finished even and smooth without using extra cement including making grooves complete all as specified and as directed.

M&L for repairing of cracks & honeycomb treatment by injection grouting, by identifying the cracks and joints, chasing shall be chased open into 'U' groove shape .The surface of the groove shall be suitably prepared as required to apply the mortar .Apply a bond coat of Shali SBR latex(of make STP and equivalent ) and sealed with shrinkage controlled, polymer modified, fiber reinforced cementations Repair mortar complete all as specified Note: The above treatment will be carried out by authorised applicator of approved firm/ company.

M&L for waterproofing Coating with polyurethane-based water proofing liquid membrane to be applied by brush with multi coats with minimum dry film thickness of 1mm and shall be cured by reaction with atmospheric moisture to give a tough elastomeric waterproof membrane complete all as specified and as directed. Note: The above treatment will be carried out by authorised applicator of approved firm/ company.

Taking down cement plaster on wall & ceiling of any description including racking out joints, hacking for key and scrubbing down with water etc complete all as specified and directed.

M&L for 20 mm thick plaster of cement mortar (1:4) rendering on fair faces of brick work in two layers (10mm & 10mm) mixed with water proofing compound in top layer 200 ml per beg of cement or as per manufacturer's instructions finishing the surface fair and even without using extra cement complete all as specified and as directed. (Note: Water proofing compound shall be measured and paid seperately under relevant item of schedule 'A').

Supply only liquid water proofing compound conforming to IS: 2645 - 1975 specification complete all as specified and as directed

M & L for preparing new Plastered surfaces of walls and finishing the walls with Acrylic smooth exterior paint of required shade : New work (Two or more coats applied @1.67 Ltr/10 Sqm over and including priming coat of exterior primer applied @ 2.20 Kg/ 10 sqm).

M& L for Providing, cement concrete in roof kerbs or mud stops, rounded or chamfered on edges of 1:2:4 of B0 complete all as specified and directed

Dismantling of plain or corrugated aesbestos sheet any gauge, thickness in roof coverings complete all as specified and directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for truss etc complete all as specified and as directed.

S&F steel work in Trusses, purlins, posts and the like using tubular/ square hollow section including special shaped washer, Nuts and bolts etc. complete using ERW or induction butt welded tubes/SHS conforming I.S.1161-2014/IS 4923-1977 grade St-240 complete all as specified and as directed by the Engr-in-Charge.

S&F Pre-painted galvalume aluminium zinc coating GI based corrugated/semi corrugated 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 complete all as specified.

S&F Pre-painted galvalume aluminium zinc coating GI based plain steel sheet 0.56mm of an colour having tensile strength of Alloy 31000 H4 as in ridges, Valley gutter, drip and straight to flashing (length and, fixed girth as fixed) with self tapping screws as specified

M&L preparing new painted steel surface of any description not otherwise described for over 10 cm width or girth and applying two coat of synthetic ennamel paint complete all as specified and directed.

Demolition of Brickwork built in Cement Mortar including all Quoins, Arches, Pillars, etc. of any descriptions complete all as specified and as directed.

Material and Labour for brick work with Fly ash brick straight of curved on plan exc 6m mean radius built in CM (1:6) complete all as specified and as directed.

Ditto all per item no 22 above but except brick

Material and Labour for Brick work with Fly ash bricks straight or curved on plan to any radius in half brick thick wall built in cement mortar (1:4) complete all as specified and as directed.

M&L for Preparation of old plastered surfaces and applying one coat of exterior grade Emulsion coat paint complete all as specified and directed.

Dismantling wall and ceiling boards (fibre, pulp, insulation etc.) any thickness, including cover fillets.

M&L for suspended false ceilling system using metalic exposed suspende system, grid section size 600mm x 600mm comprising of GI powder coated main runner of dimension 39 mm x 24mm x 0.80mm thick ( thickness comprising of GI/0.4+ PPPCGS/0.3mm & weight of Runner 1.35 kg for 3600mm length) Cross Tee of dimensions 29mm X 24mm x 0.8 mm thick wall angle 22.2mm x22.2mm x 0.65 mm thick ( thickness comprising of GI/0.35 + PPPCGS/0.3 mm & Weight of angle 0.70 kg for 3050 mm length) with and including 6 mm thick designed prepainted calcium silicate board of siliceous and calcareous material reinforced with cellulose fibre for fixing in 600mm x 600mm grid ( placed in the grid system duly suspended with 4 mm dia G I bars hangers fixed with steel dash through fasteners from purlins of the roof with necessary fittings and fixtures etc complete all as directed.

S&F hollow PVC Wall panneling with designed/printed panels having wide of 300mm including necessary caping/fillets at top, bottom and junctions/corners of wall where ever required as per site etc complete all as per specified and directed.

S&F in repairs power coated aluminium door shutter fixed including roller machine with rubber gasket, stopper, cleats, handles etc complete incl aluminium door styles of size 80 mm x 38 mm x 2.00 mm and aluminium door section of top, bottom and lock rail shutter frame of 80 mm x 38mm x 2.00 mm taking down old door with necessary all fittingand all necessary fittinngs complete all as specified and as directed by the Engr-in-Charge.

S&F Powder coated aluminium sliding windows for three track with rubber gasket, stopper powder coated aluminium standard beads/glazing clips ,locking arrangement etc and aluminium frame of size 80mmX25mmX1.55mm and shutter of section 20mm X20mm X1.55mm incl ( two shutter of 4.8mm thick glass and one shutter of wiremesh 0.36 mm dia of wire and average width of aperture 1.40 mm) including taking down old steel windows with necessary all fittings complete all as per manufacturer's instructions and all as specified and as directed by the Engr-in-Charge.

S&F in repair power coated aluminium Partition wall of frame size 80mm x 38mm x 2.00 mm with standard beads/glazing clips, locking arrangement etc with necessary all fittings complete all as per manufacturer's instructions and all as specified and as directed by the Engr-in-Charge.

S&F 4.8 mm plain sheet glass ordinary quality and glazed with oil putty or fixed with fillets 2nd class hard wood of sectional area of glass not exc 0.5 sqm each pane.

M&L 9 mm thick prelaminated partilce boards interior grade prelaminated one side with decorative choice lamination & other side balancing white lamination fixed with screw to timber frame for pelmet boxes,aluminium door and aluminium partitions complete al as specified.

M/S S.K. CONSTRUCTION (BID ID -3482679)

M K Engineering WOrks (BID ID -3481910)

M/S RATNESH KUMAR SINGH (BID ID -3481778)

Biswanath Sharma (BID ID -3481826)

M/S SHIVNATH SINGH (BID ID -3482600)

CENTRAL ENGINEERING WORKS (BID ID -3481199)

ANUP ENGINEERING WORKS (BID ID -3481760)