REPAIR AND MAINT OF HANGAR DOORS ROOFS INCLUDING ANNEX BUILDINGS AND POST ATT TO CERTAIN BLDGS IN TECH AREA AT AF STN BHISIANA

Amount

REPAIR AND MAINT OF HANGARS DOORS, ROOFS ETC

M&L for Repair/Maintenance to existing sliding Hangar door shutter, each leaf of size exc 2.50 M but n.exc 7.50 (clear width) and 7.50 to 9.00 M (clear height), straightening of worn-out top & bottom rails,replacing unserviceable rollers,tightening/replacing the loose nut and bolts, necessary /required welding, replacement of broken locking arrangement oiling, greasing etc and positioning of door shutter in same opening for smooth functioning of hanger door shutter incl. resetting of derailed steel gates on the existing rail, welding, drilling, etc complete all as specified and as directed by Engineer in Charge. Note:- (a) Repair Work shall be carried out on Quaterly basis (i.e. after Every 3 Months and when required on urgent basis) (b) The replacement of broken/old parts such as Nuts, Bolts, Rods, Flat Iron, Angle Iron, channel ,Guide Rail, Ball Bearing, and welding work etc shall be measured and paid seperately.

M&L Cleaning/greasing/oiling of 'Hangar wheel track/Rail at Top' of any description,welding of members if required tightening of screws/nuts,bolts of door and wheels etc including rectifying the alignment of top guide channel /Rail/ Angle & connecting members etc complete for smooth functioning of hangar doors complete all as specified and as directed by Engineer in Charge. Note:- (a) Repair Work shall be carried out on Quaterly basis (i.e. after Every 3 Months and when required on urgent basis) (b) Rate of scaffolding, ladders, safety arrangements and any other arrangements as required shall be deemed to be included in quoted rates. (c) The replacement of broken/old parts such as Nuts, Bolts, Rods, Flat Iron, Angle Iron, channel ,Guide Rail, Ball Bearing, and welding work etc shall be measured and paid seperately.

M&L Cleaning/greasing/oiling of 'Hangar bottom rail track ' of any description,welding of members if required tightening of screws/nuts,bolts of door and wheels etc including rectifying the alignment of bottom guide channel /Rail/ Angle & connecting members etc complete for smooth functioning of hangar doors all as specified and as directed by Engr-in-charge. Note:- (a) Repair Work shall be carried out on Quaterly basis or when ever required on urgent basis) (b) The replacement of broken/old parts such as Nuts, Bolts, Rods, Flat Iron, Angle Iron, channel ,Guide Rail, Ball Bearing, and welding work etc shall be measured and paid seperately.

M&L for Oiling and greasing to pullies of each steel sliding hangar doors, cleaning with using standard thinner such as carbon tetra chloride/ Benzene and making smooth functioning to reduce the friction of door complete all as specified and as directed by Engineer in Charge. Note:- (a) Repair Work shall be carried out on Quaterly basis (i.e. after Every 3 Months and when required on urgent basis) (b) Rate of scaffolding, ladders, safety arrangements and any other arrangements as required shall be deemed to be included in quoted rates.

M&L Running Welding in Repairs, Thickness of Metal to be welded n. exc. 6.0mm and not exc. 2.5 Cm in Length for Steel Gate,hangar gate, etc. complete all as specified and as directed.

M&L Running Welding in Repairs, Thickness of Metal to be welded n. exc. 6.0mm and exc. 5 cm in length but not exc. 5 Cm in Length for Steel Gate,hangar gate, etc. complete all as specified and as directed.

M&L Running Welding in Repairs, Thickness of Metal to be welded exc. 6.0 mm but n. exc. 9.0mm and not exc. 2.5 Cm in Length for Steel Gate,hangar gate, etc. complete all as specified and as directed.

M&L Running Welding in Repairs, Thickness of Metal to be welded exc. 6.0 mm but n. exc. 9.0mm and exc. 2.5 cm in length but not exc. 5 Cm in Length for Steel Gate,hangar gate, etc. complete all as specified and as directed.

Dismantling of Plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings at any height upto 20 mtr with necessary scaffolding arrangement as directed by Engr-in-charge.

S&F 0.63 mm thick Galvanised, corrugated mild steel sheeting with two corrugations side lap , fixed with self taping screws and washers or L-type,J type or cranked hook bolts , in hangar roofs, walls cladding etc. with grade of zinc coating 275 at height upto 20 mtr. complete all as specified and as directed by Engr-in-charge.

Except sheeting of any thickness ,any type, fixed with self taping screws and washers or L-type, J type or cranked hoohk bolts , in hangar roofs, walls etc. with grade of zinc coating 275 complete all as specified and as directed by Engineer in Charge.

S&F pre-painted olive green galvalume aluminium zinc coating GI based corrugated steel sheet 0.50 mm thick of an colour having tensile strenth of 550 Mpa as in hangar roof covering/cladding to wall,fixed with self tapping screws or L/J- type hook at height upto 20 mtr complete all as specified and as directed by Engineer in Charge.

S&F Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, ridge portion fixed with self tapping screws as specified provided at height upto 20 mtr, complete all as specified and as directed by Engineer in Charge.

S&F 6.0 mm thick Fibre glass reinforced translucent corrugated sheeting with two corrugations side lap fixed with coach screw and washer in hangar roof, wall cladding etc.at height upto 20 mtr complete all as specified and as directed by Engineer in Charge.

S&F 6.0 mm thick Fibre glass reinforced translucent plain sheeting with side lap fixed with coach screw and washer in hangar roof, wall etc. complete all as specified and as directed by Engineer in Charge.

M&L for Preparation of old corrugated, semi corrugated/ plain steel surface of any description as on steel gates , steel wall/cladding surface over 10cm width or girth and applying a coat of Synthetic Enamel Paint in camouflaging pattren @ 0.90 litre/10 sqm as per new Sigma pattern generated by Station Authourity and new Sigma pattern approved by the Station Autourity and RGB Value variation from 110 to 171 by using 4 to 5 Colour shades as per approved pattern at a height n.exc 25 mtr as per sample approved by GE complete all as specified and directed by Engineer-in-Charge. Note : The % of the colours may change without any financial effect.

M&L for preparation of new Corrugated, Semi Corrugated/ Plain steel surface of any description as on sloped roof , wall/cladding surface over 10cm width or girth and applying two coats of Synthetic Enamel Paint in camouflaging pattren @1.43 litre/10 sqm over and including priming coats of exterior primer of same make applied on steel surface @0.9 litre/10 sqm as per new Sigma pattern generated by Station Authourity and RGB Value variation from 110 to 171 by using 4 to 5 Colour shades as per approved pattern at a height n.exc 25 mtr as per sample approved by GE complete all as specified and directed by Engineer-in-Charge. Note : The % of the Colours may change without any financial effect.

S&f in repair stainless steel wind driven industrial air vent circulator with capacity 2700 CFM to be mounted on top of FRP bore plate size 1.5 ft X 3.5 ft x 2 mm thick venture doom including necessary cutting of existing hangar roof sheets, ceiling with water tight arrangement etc, complete with supporting arrangements and having following technical specification of fan:- Throat dia- 590-630 mm Body dia - 680-760 mm, Height = 430-450 mm Nos of blades/fins-35 -40 (SS thickness of fins : 0.50 mm Moc of top cover & mounting ring SS internal fitting (shaft,base frame & connecting rods) GI revolution mechanism diuble je sealed wall bearing and self lubricated bylon brush,fixing at site as per manufacturer instructions at height upto 20 mtr complete all as specified and directed by Engr-in-charge.

S&F of Bird proof wire net (nylon material) of size 25 x40 mm, in hanger ceiling upto an height of 15 mtrs incl taking down, required drilling in RCC/Brick wall for fixing with screw or bolts etc and making area good, complete all specified and directed. Note: All necessary arrangements like scaffolding, ladder , cradles etc will be procured by contractor for smooth execution and protective measures without any extra cost to department.

Supply and fixing 150 mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls with and including clamps of flat iron and nut bolts including dismantling of old rain water pipe etc in repairs complete all as specified and as directed by Engineer in Charge.

Supply and fixing 150 mm bore PVC (SWR) bends any radius incl couplers (if required), complete all as specified and as directed by Engineer in Charge.

Supply and fixing 150 mm bore PVC (SWR) reducers any radius , complete all as specified and as directed by Engineer in Charge.

M&L Bands, straps, supports or stays for rainwater, ventilating pipes,including bolts, if required: hooks (stay), heavy, for large gates; hook and pintle hinges:large hasps and staples; chains;hand made sliding bolts; clamps;hold fasts; wall ties; hooks for hanging fans; plain angle cleats for securing purlins to wood trusses or rafters; knee piece inserts; two way and three way small articles conforming to Fe-290 Gde-E-165,complete all as specified and as directed by Engineer in charge.

Fixing only or re fixing of Bird proof wire net of any size in hanger ceiling upto an height of 15 mtrs incl taking down and refixing,resecuring ,required drilling in RCC/Brick wall for fixing with screw or bolts etc and making area good, complete all as specified and as directed by Engineer in Charge.

Demolition of cement concrete any description in any position not otherwise specifically provided, complete all as specified and as directed by Engineer in Charge.

M&L cement concrete 1:2:4 type B-0 using 12.5 mm graded stone aggregate as in roof kerbs,mud stops, top copping rounded PCC as in kerbs/covet fillet complete all as specified and as directed by Engineer in Charge.

S&F 1.25mm thickness of Steel laths or top cover bent to shape match with existing for rolling shutters without ball bearing including one shop coat of primer and erected in position complete all as specified and directed by Engr-in-charge.

M&L hangar door seal of rubber (PVC ) having width of 150 mm , 4-5 mm thick to fix at hangar doors, BP doors with fixing arrangment of screw with washer as per site requirement, at minimum spacing of 100 mm c/c to prevent the gap between doors as per site or as directed by Engr-in-charge.

S&F in repair Hangar door wheel not less than 8.00 Kgs each, fixing in position by lifting existing hangar door to put in position, greasing and with necessary lifting, jacking, welding work including fixing of shaft with two or more Nos Ball bearings of suitable size with locking pin etc complete all as specified and as directed by Engineer in Charge. (Note : Ball Bearing shall be measured and paid for separately)

S&F in replacement of Safety lever locks mild steel with 4 levers for rolling shutters complete all as specified and as directed by Engineer in Charge.

S&F in replacement of Ball bearing of any dia for rolling shutters complete all as specified and as directed by Engineer in Charge.

S&F Steel rolling shutters of 1.25mm thickness of laths, without ball bearing, as specified including top cover, anchoring rod, hasp and staple and one shop coat of primer; erected in position as indicated of gear operated type with bevel gear box and crank handle including taking down of existing shutter complete all as specified and as directed by Engineer in Charge.

Demolition of cement concrete (unreinforced) in ground floor and pavings n exc 15 cm thickness (below or above ground level) complete all as specified and as directed by Engineer in Charge.

M&L 25 mm thick plain cement concrete 1:2:4 type B-0 (using 12.50 mm graded stone aggregate as only top floor finish repairs & making good to match and levelled with existing surface or surrounding surface complete all as specified and as directed by Engineer in Charge.

Levering up edges of old plain or corrugated sheets (end or side) fixed to wood or steel framing, inserting end or side edge of new (sheet supplied by the M.D. for fixing only) and nailing, screwing, bolting or riveting including making good the joint between old and new sheets complete all as specified and as directed by Engineer in Charge.

Taking down existing hangar door wheel shaft of hangar door, cutting by gas welding etc with necessary arrangement for lifting door through jack etc, for removing hangar door wheels, complete all as specified and as directed by Engineer in Charge.

S&F in repair Hangar door wheel not less than 20.00 Kgs each, fixing in position by lifting existing hangar door to put in position, greasing and with necessary lifting, jacking, welding work including fixing of shaft with two or more Nos Ball bearings of suitable size with locking pin etc complete all as specified and as directed by Engineer in Charge. (Note : Ball Bearing shall be measured and paid for separately)

M&L for re-fixing of wheel at same position (obtained from item No 37 above) after overhauling to existing hangar door wheel through greasing, alingment, changing shaft alongwith safety pins, making functionable, complete all as specified and as directed by Engineer in Charge.

S&F in replacement of Ball bearing of any dia for hangar wheels complete all as specified and directed by Engr-in-charge.

S&F in repairs hangar door wheel (top of hangar door height n. exc 15m) of dia not exceeding 200mm, 30-50 mm thick, having hole on centre not exc 20 mm dia to fix nuts and bolts to facilitate to hangar door move smoothly, fixing in position by lifting existing hangar door to put in position, greasing and with necessary welding work etc complete all as specified and as directed by Engineer in Charge. Note:- (a) Rate of scaffolding, ladders, safety arrangements and any other arrangements as required shall be deemed to be included in quoted rates.

S&F in repair Mild steel screw bolt Machine made with hexagonal or square head at one end and screwed at another end or screwed at both end to be fitted with washer exc 10cm and n exc 15 cms long of shank dia 16 mm to 20 mm, complete all as specified and as directed.

Dismantling structural steel work including doors, gates but excluding framed truss etc, complete all as specified and as directed by Engineer in Charge.

M&L Mild Steel Framed Work such as hangar Steel Doors or Gates of Angle or other Sections with Gusset Plate, Rails, Braces, etc as required at site or directed, drilled for fixing of Steel Sheeting or other Covering, Doors, etc. to be prepared 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 confirming to Fe-290, Gde-E-165,complete all as specified and as directed by Engr-in-charge.

M&L 1.0 mm thick Mild steel, plain sheet in wall/vertical surface cladding, steel gates and similar work, cut to size, holes punched; including round headed screws, clout nails or rivets and fixed to wood or steel framing with plain 40 mm lap joints with riveted or welded seams, including bending or turning up, mitred angles, etc. as required complete all as specified and as directed by Engineer in Charge.

Hacking out old broken glass ( any thickness, size, quality or description ) from metal frame incl punching or drilling out old glazing pins and providing fixing new one 4.0 mm glass, exc 0.5 sqm each pane complete all as specified and directed by Engineer in Charge.

M&L preparing New or previously untreated Steel and Iron Surfaces of any description, over 10 Cm width or girth and applying Two Coats of Synthetic Enamel Paint (First quality) over a Red Oxide Zinc Chrome Primer at height upto 15 mtr, complete all as specified and directed by Engineer in Charge.

M&L preparing Old Treated/Painted Steel and Iron Surfaces of any description, not otherwise described, over 10 Cm width or girth and applying One Coat of Synthetic Enamel Paint (First quality),at height upto 15 mtr. complete all as specified and as directed.

M&L preparing for old concrete/ brick Surfaces of any description over 10cm girth or width, not otherwise described applying two coats of Synthetic Enamel Paint (First quality) over a coat of Primer complete all as specified ad directed by Engr-in-charge

Taking down cement plaster on brick walls etc including Racking out joints hacking to key scrubbing down with water etc up to 4 th story complete all as specified and directed by Engr-in-Charge

M&L Rendering on concrete/brick surfaces 15mm thick in CM 1:4 (externally) finished even and fair without using extra cement at height upto 10 mtr, complete all as specified and directed by Engineer in Charge.

M&L for preparation new plastered surface of wall, concrete surface and applying two coats of all weather exterior emulsion paints in camouflaging pattren @1.43 litre/10 sqm over and including priming coats of exterior primer of same make applied @0.9 litre/10 sqm as per new sigma pattern generated by station authority and RGB value variation from 110 to 171 by using 4 to 5 colour shades as per approved pattern at a height n.exc 25 mtr as per sample approved by GE, complete all as specified and directed by Engineer-in-charge. Note: The % of the colour may change without any financial effect

M&L rendering 10 mm thick in CM 1:6 on concrete/brick wall surfaces finished surface even and smooth without using extra cement, complete all as specified and directed by Engineer in Charge.

M&L for Prepration of newly plastered surfaces of walls including cornices pilasters etc and applying two coat of oil bound Distemper (OBD) over a coat of priming surface, complete all as specified and directed by Engineer in Charge.

Material and labour for preparation of newly plastered surface of wall including cornices pilasters etc.and applying three coat of white wash on wall, complete all as specified and directed by Engineer in Charge.

M&L rendering 5 mm thick in CM 1:3 on concrete surfaces finished surface even and smooth without using extra cement as in ceiling surfaces, complete all as specified and directed by Engineer in Charge.

M&L for Prepration of newly plastered surfaces of ceiling including cornices pilasters etc and applying two coat of oil bound Distemper (OBD) over a coat of priming surface, complete all as specified and directed by Engineer in Charge.

Demolition of brick work built in cement mortar complete all as specified and directed by Engineer in Charge.

M&L Brick work with sub class 'B' bricks straight or curved on plan exc 6 m mean radious built in cement mortar 1:6 complete all as specified and directed by Engineer in Charge. Note for Ser Item No 02 to 59 (a) These items will be executed in hangar roof and walls at height upto 25 mtr from ground level, suitableall necessary arrangement shall be made by the contractor to work at the height of 25 meter. (b) Sufficient arrangement shall be made by the contractor to protect existing floor during dismantling/fixing of sheets, Nothing extra shall be paid to contractor on this account . if any damage made to floor during execution of work the same shall be made good as per existing specification of floor by the contractor without any extra cost. (c ) Dismantiling of sheets should be done carefully without damage to structure and earthing strip if any. if earth strip required to be dismantled, contractor will refix the same after providing sheet without any extra cost.

POST ANTI TERMITE TREATMENT

Material and labour for Providing and injecting chemical ISI marked emulsion for Post Constructional Antitermite Treatment along the internal wall using chemical emulsion @ 2.25 litres per linear metre including drilling and plugging holes at 300mm interval along wall and replugging by cement mortar 1:2(1 cement :2 coarse sand) making good disturbed portion, Complete all as specified and as directed by Engineer in Charge.

Material and labour for Providing and injecting chemical ISI marked emulsion for Post Constructional Antitermite Treatment along the Externall wall using chemical emulsion @ 2.25 litres per linear metre including drilling and plugging holes at 300mm interval along wall and replugging by cement mortar 1:2(1 cement :2 coarse sand) making good disturbed portion, Complete all as specified and as directed by Engineer in Charge.

Material and labour for providing Post Constructional Antitermite Treatment at points of contact of wooden surfaces work by chemical ISI marked emulsion emulsion (in oil or kerosene based solution) @ 0.5 litre/hole by drilling 6mm dia holes at a downward angle of 45 degree at 150mm centre to centre and sealing the same, complete all as specified and as directed by Engineer in Charge.

Material and labour for providing and injecting chemical ISI marked emulsion for Post Constructional Antitermite Treatment of voids in wall masonary using chemical emulsion one litre per hole, at 300mm intervals including drilling holes at 45 degree and replugging them with cement mortar 1:2(1 cement :2 coarse sand) to match the existing floors, complete all as specified and as directed by Engineer in Charge.

Demolition of cement concrete in ground floors and paving not exc 15 cm thickness (below or above ground level) and removal of debries from MD/AF land, complete all as specified and as directed by Engineer in Charge.

Material and labour for 50 mm thick PCC 1:2:4 type B-0 using 12.5mm graded stone aggregate in floor finishing surface, complete all as specified and as directed by Engineer in Charge.

Material and labour for 75 mm thick PCC (1:3:6) type C-1 using 20mm graded stone aggregate as in flooring/plinth protection finishing cement concrete surface even and smooth without using extra cement including joints cutting not exc 3m length,complete all as specified and as directed by Engineer in Charge.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises, complete all as specified and as directed by Engineer-in-charge.

Material and labour for non Skid ceramic coloured tiles of 7 to 8 mm thick (square/ rectangular) area of each tile exc 0.11 sqm but not exc 0.18 sqm, in floors etc laid over and including 15mm thick screed bed or bedding layer of CM (1:4), set & jointed in neat cement slurry & pointed in white or coloured cement to match, complete all as specified and as directed by Engr-in Charge.

Material and labour for Non Skid ceramic coloured tiles of 7 to 8 mm thick (square/ rectangular) area of each tile exc 0.11 sqm but not exc 0.18 sqm, laid over and including 10mm thick rendering in CM (1:3) on vertical surfaces such as skirtings, dados and risers to steps etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade, complete all as specified and directed by Engr-in Charge.

Material and labour for vitrified ceramic tiles 10 mm thick (square/ rectangular) polished, area of each tile not exceeding 0.36 sqm light shed, in floors etc laid over and including 15mm thick screed bed or bedding layer of CM (1:4), set & jointed in neat cement slurry & pointed in white or coloured cement to match, complete all as specified and as directed by Engr-in Charge.

Material and labour for vitrified ceramic coloured tiles 10mm thick (square/ rectangular) polished, area of each tiles not exceeding 0.36 sqm laid over and including 10mm thick rendering in CM (1:3) on vertical surfaces such as skirtings, dados and risers to steps etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade all as specified and as directed by Engr-in Charge.

M/s DHEERAJ JAIN CONSTRUCTION COMPANY (BID ID -3110584)

REYANSH GARG AND COMPANY (BID ID -3109860)

STELLAR PROJECTS (BID ID -3111661)

M/s Luxmi Constructions (BID ID -3109156)

SWARN SINGH AND CO. (BID ID -3111897)

M/s Kamal Builders (BID ID -3110208)