REPAIR/ MAINTENANCE OF ROOF SHEETS, HANGAR DOORS WHEELS, ROLLING SHUTTERS INCLUDING OTHER MISC WORKS AT AFS BAREILLY UNDER GE (AF) BAREILLY

Amount

Taking out carefully existing steel door leaf with steel structure area of each leaf exceeding 60 Sqm including top rollers & bottom wheels, sheet coverings (without damaging to existing infrastructure) etc complete with required T&P like Hydra or other suitable mechanical tools and manpower with cutting, welding etc and placing the same on levelled ground carefully for repairing of damaged sections complete all as specified and directed.

M&L for re-fixing of hanger door leaf in the same opening area of each leaf exceeding 60 Sqm including straightening of displaced/distorted steel members and fixing the same by welding in the correct position/true to line alignment as reqired, replacement of worn out nut and bolts, repair of welded joints whereever required etc including installation of moterization arrangement, connecting chains, cables with Hydra or other suitable mechanical tools, scaffolding for smooth functioning of door in all respect to the user's satisfaction complete all as specified and directed.

Taking out carefully existing steel door shutters area of each shutter not exc 15 Sqm including all connecting parts, sheet coverings (without damaging the damaging the existing infrastructure) etc complete with required T&Ps like Hydra or other suitable mechanical tools and manpower with cutting, welding etc and placing the same on levelled ground carefully for repairing of damaged sections complete all as specified and directed.

M&L for re-fixing of steel door shutter in the same opening are of each shutter not exceeding 15 Sqm (any size any shape) including sheet coverings (without damaging) including straightening of displaced/distorted steel members and fixing the same by welding in the correct position/true to line alignment including fixing bolt/ nuts and out nut and bolts, repair of welded joints whereever required etc with Hydra or other suitable mechanical tools, scaffolding for smooth functioning of door in all respect to the user's satisfaction complete all as specified and directed. Note for Item No. 1.00 to 4.00 above (i) T&P (Hydra/ Crane) required for taking down the door leaf for repair shall be arranged by the contractor at his own cost (ii) Replacement of defective steel members, sheets, top and bottom wheels items etc shall be measured and paid separately against respective items of this schedule and old items retrieved shall be taken under schedule of credit. (iii) Safety norms for working manpower shall be solely responsibility of the contractor. (iv) Quoted unit rate shall deemed to be included in the items and nothing extra shall be paid for the above provisions.

Dismantling structural steel work including doors, gates but excluding framed truss etc all as specified.

S&F for rolled mild steel framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc. Complete, drilled for fixing of steel sheeting or other covering. Doors, etc to be prapared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging also fastening and fixing conforming to Fe 410-W (Gde-E-250) Quality-'A' as in existing main horizontal /vertical sections, bracing, plate at bottom for wheel, fixing of MS framed structure of hanger's doors, others connecting plates and welding wherever required after making them perfectly straight and alingned complete all as specified and directed.

S&F in repair set of two roller wheel assembly (bottom wheels:- one roller wheel should be fitted with sprocket for motorisation arrangement and another without sprocket to each leaf including nut bolts, connecting plates etc) for movement on bottom rail with each effective force 100 Kgf at 1.6 mtr height from the floor. The bottom wheel shall be of adequate strength to sustain the load of door leaf made of high tensile steel mechined with high precession, double flanged (18mm flange) fitted with heat resistent maintenance free self lubricating sealed bearings. The wheel diameter shall not be less than 300 mm & the shaft diameter should not be less than 40 mm guide channels and two wheel assembly for bottom support suitable to enable movement of each shutter by application of 100 Kgf of force at 1.6m height from the floor, bottom wheel shall be designed to take all the load of door leaf in motion/ High swing pressure and to protect the door leaf from derailing the rail Make & quality as approved complete all as specified and directed by Engr-in-Charge.

S&F in repair set of two roller assmebly (one at each support) for top support of each door leaf to move in guide channels at top guide. The top wheel shall be made of high tensile steel, machined with high precission fitted with heat resistent maintenance free self lubricating sealed bearings. The wheel diameter shall not be less than 150mm & the shaft dia should not be less than 40mm. Top wheel shall be designed to take all load in motion/high swing pressure and to protect the door leaf from derailing/falling of guide Make & quality as approved complete all as specified and directed by Engr-in-Charge.

M&L for checking various part of all top roller assembly of each leaf of size exc 60 Sqm and repair by welding and refixing the axle including oiling ,greasing and aligned it as required to make the top roller easy and smooth operational /functional in existing top guided rails/channels arrangement all as directed and specified.

M&L for checking various part of all bottom roller assembly of each leaf of size exc 60 Sqm and repair by welding and refixing the axle including oiling ,greasing and aligned it as required to make the bottom wheels easy and smooth operational / functional in existing bottom guided rails /channels arrangement all as directed and specified.

M&L for refixing/ re-functioning of the stuck or derailed Hanger door leaf area of each leaf exceeding 60 Sqm approximate in the correct position/true to line alignment as reqired Including oiling , greasing and welding (if required) with Hydra or other suitable mechanical tools, scaffolding for smooth functioning of door in all respect to the user's satisfaction complete all as specified and directed. Note- T&P such as Hydra required for taking down and refixing of hanger door leaves shall be arranged by the contractor at his own cost and the unit rate quoted shall deemed to be included in the cost thereof. Nothing extra whatsoever on this account shall be paid.

Demolition of cement concerte in ground floors and pavings of any thickness including taking out embedded steel rails and associated members (below or above ground level) by diamond cutter and breaking by mechanical tools including removal of debris from site to outside MoD land.

M&L for cement concrete 1:1.5:3 nominal mix, type A-1 using 20mm graded stone aggregate as pavements & hardstanding including finishing surface even and fair without using extra cement including necessary form work for lateral support as directed by the Engineer-in-Charge.

Dismantling plain or corrugated steel sheeting, any gauge, thickness, including Nainatal or similar pattern roof coverings, wall cladding, sheeting of doors complete all as specified and directed.

Fixing only glavanised corrugated mild steel sheeting of any thickness with two corrugations side lap and fixed on hanger doors where ever required with L-type or J-type or cranked hook bolts/self tapping self drilling screws in roofs, wall etc all as specified. (Note: Old serviceable sheets retrieved from item No. 14.00 shall be re-used)

S&F for 0.63 mm thick galvanised corrugated mild steel sheeting with two corrugations side lap and fixed on hanger doors where ever required with L-type or J-type or cranked hook bolts/self trapping self drilling screws in roofs, walls, etc with grade of zinc coating 275 gms/sqm complete all as specified.

S&F for 0.80 mm thick plain galvanised mild steel sheeting in ridges, hips, valley gutters drip and straight flashings etc (length and girth as fixed) with grade of zinc coating 275 gms/sqm and fixed by welded or soldered joints to make it leak proof and cut where ever required complete all as specified .

M&L for checking/ Inspection of existing sun shelters and hanger roof made of galvalume sheets at a height upto 20 meter or existing height including finding damaged sheets and locating missing screws and fixing self taping screws at the same place or nearby at suitable places and providing addtitional screws (if required) to sustain the wind pressure or other factors by use of self taping screws complete all as specified and as directed. Note:- (i) Galvalume sheets will be dismanteled, measured and paid separatly and cost of refixing self taping screws or provided extra will be deemed included in the quoted unit rate of this item. (ii) T&P required for checking / inspection and connected work shall be arranged by the contractor at his own cost and the unit rate quoted shall deemed to be included in the quoted cost and nothing extra shall be paid on this account.

M&L for preparation of newly steel surface exceeding 10 cm girth or width of any description and applying two coats of synthetic enamel paint (first Quality) in camouflage pattern over a coat of red oxide primer zinc chromate primer upto 12 mtr height complete all as specified.

M&L for preparation of old painted steel surface exceeding 10 cm girth or width of any description and applying one coat of synthetic enamel paint (first Quality) in five colours in camouglage/Sigma pattern upto 12 mtr height complete all as specified.

M&L for preparation of old steel surfaces of any description over 10 cm width or girth and applying two coats of synthetic enamel paint (first Quality) over one coat of primer complete all as speicified.

M&L for removal of existing treatment of wall by scrapping with mechanical wall sander (having mechanical vaccum machanism) with RPM not less than 1500, sanding pad of 80 Grit having dia of 7"/9" to make the surface free from dust, loose paint etc by skilled worker complete all as speicified.

M&L for applying two coats of white cement based putty including sand papering the puttied surfaces to form an even and smooth surface complete all as specified.

M&L for applying two coats of oil bound distemper over a coat of alkali resistant primer using airless spray technology with max working pressure of 3300 PSI and capable of operating single spray gun with a max material hose length of 30 mtr the spray machine should be of reputed manufacturer with pro guard technology and capability of tracking pressure and paint usage and certified by paint manufacturer and accessories for applying distemper/ primer should be able to spray in hard to reach areas and penetration of distemper on the surface complete all as specified.

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 directed.

M&L for 15mm thick rendering on fair faces of brick work or concrete surfaces in cement mortar 1: 4 including finished even and smooth surface without using extra cement etc complete all as specified.

M&L for preparation of newly plastered / previously untreated surfaces of walls and applying two coats of cement base paint all as specified.

M&L in repair collapsible steel gate for damaged rivets and other parts including welding, greasing and re-fixing base in its original position and making good to disturb surface to match with existing specification including one coat of synthetic paint complete all as specified.

S&F for collapsible steel gates, top hung consisting of channel pickets, pivoted flat bars, top and bottom runners, brass handles etc, as specified erected in position and securing runners with holdfasts and brackets including taking down existing collapsible steel gate complete all as specified.

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for including reinforcement cut as required to facilitate demolition complete all as specified.

M&L for reinforced cement concrete 1:2:4 Nominal Mix, type B-1 (using 20 mm graded stone aggregate) as in beams, cantilevers, bressummer, lintels over 1.50 mtr span complete all as specified.

S&F for 5.50 mm thick toughened glass fixed with rubber beading, glazing, screws etc as required complete all as specified.

Hacking out old broken glass (any thickness, size, quality or description) from wooden/ steel/ aluminium frames glazed with putty or fixed with beads complete all as specified.

S&F in repair galvanised mild steel wire cloth 0.63 mm nominal dia of wire and average width of aperature 1.40 mm and fixed with tinned tacks or galvanised wire staple all as specified.

Taking down rolling shutter (any size) and repair and replacement of damaged parts of shutters including welding, oiling, greasing complete and re-fixing bases in its original position and making good to disturb surfaces to match with existing specification including one coat of synthetic paint complete all as specified.

Taking down existing mild steel rolling shutter shaft 40 to 50 mm and repair/replacement of damaged as required dia, class 'C' including cutting, welding, drilling holes and refixing the bearing and other mounted accessories for rolling shutter of any size complete all as speicfied.

S&F in repair mild steel springs suitable for rolling shutters of any size complete all as specified.

S&F in repair rubber bushes suitable for rolling shutters of any size complete all as specified.

S&F in repair ball bearing of designation 6205 to mild steel sliding door of size varying from 7" to 9" dia complete all as specified.

S&F in repair ball bearing suitable for rolling shutters of any size as ordered.

S&F in repair gear worn for rolling shutters of different sizes as oredered all as specifed.

S&F in repair gear box for rolling shutters of any sizes all as specified.

S&F in repair gearwheel for rolling shutters of any size 300 mm dia or as required all as specified.

S&F in repair operating handle for rolling shutters all as specified.

S&F rolling shutters lath of 1.25 mm thickness including taking down damaged shutters slots (replacement of laths only)

S&F for steel rolling shutter 1.25 mm thick laths without ball bearing as specified including top cover , anchoring road hasp and one shop coat of primer erected in position as indicated complete push pull or manual type including taking down old unservieable rolling shutter and making good surface to match the existing surface all as specified.

All as per Item No. 46.00 above but Gear operated type with bevel gear box and crank handle. Note for all Items of BOQ :- (a) All necessary safety measures shall be taken during execution of work. (b) The subject work to be executed in highly restricted area and the site will be handed over in peice meal (c) All the work shall be executed upto height of 20 mtr at site and all arrangements shall be done accordingly. (d) The quoted rate for above provision shall deemed to be included in the items and nothing extra shall be paid.

ZAIGHAM ENTERPRISES (BID ID -3489084)