RUNWAY PAINTING SURFACE DRESSING LEVELLING WORK AND CERTAIN MISC WORKS AT AFS CHAKERI KANPUR

Amount

Repair to existing construction and dummy joints of size 10 to 20 mm wide and 25 mm (average) depth on rigid pavement of runway, taxiway and dispersal of air field with following activities : (i) Raking out old decayed / damaged existing sealing compound with backup rod of any description and cleaning the joints thoroughly by removing dust, dirt foreign materials by appropriate electric cutter and air blower. (ii) Removing the existing sealing compound from the edges, bottom and sides of the joints by cutting the edges, bottom and sides of the joints by mechanical tool (diamond cutter) to make the cross section of joint truly rectangular. Cutting of edges / sides / bottom of joints shall be done by using diamond cutter only.

Item No 1 Contd…. (iii) Once again cleaning the joints with compressed air and applying two coats of primer (with interval of 30 minutes between each coat) upto the full depth & width of the existing joints. (iv) Sealing the joints with polyurethane joints sealant ( upto full depth of existing joint) all as per manufacturers instruction including applying masking tap on edges of joints to prevent accidental spillage of sealant on top surface and removing the tape after sealant is applied complete all as specified and directed. (v) The quoted unit rate deemed to include supplying and fixing of back up rod / slab of appropiate diameter / thickness as per site requirement. (vi) Electric supply shall be arranged by the contractor at his own arrangements.

Ditto all as per Item No.1.00 here-in-before but for expansion joints of size 20 to 30 mm wide and 25 mm (average) depth.

Supply and fixing 25 mm thick pre formed compressible filler board (HD-100) of required depth complete all as specified and directed.

Cutting of grass by manually operated bush cutter machine of areas around various sign boards, Installation, post, DTGM, runway shoulders and likes where mechanical means can not be deployed including cleaning away all grass vegetations, sampling shrubs, bushes weeds and roots of trees etc and removing rubbish at low lying area exc 200 m from edge of runway / taxiway / dispersal complete all as specified and directed by Engr- In-Charge. Note : Availability of working hours will depend on Air Trafic Control (ATC) Unit. Nothing extra shall be admisible if intermittent working hours is available due to operational activities.

Demolition of cement concrete (Unreinforced) of any description and in any position not otherwise specifically provided for and removing the debris to a distance exceeding 1.50 km but not exceeding 5.00 km at the location shown by Engr-In- Charge complete all as specified and directed.

Material and labour 350 mm thick pavement quality cement concrete work in pavement/Dispersal/ taxi link of flexural strength 4.5MPa in field using minimum 400 Kg of cement per cubic metre, mixed with non circular fibre synthetic reinforcement (0.25% of weight of cement or as per manufacturer's instruction), spread and compacted by mechanical slip form paver including necessary form work, finishing, belting , curing, brooming, numbering of slab and provn of joints etc complete all as specified and directed. Flexural strength shall be established by beam test and design mix formula should be compatible to as per IRC-44-2008, IS -456. Note :- (a) Non circular fibre synthetic reinforcement is inclusive and should be 0.5% per cum or as per mix design (b) All type of joints are included in the cost of concrete quoted under this item. Curing compound will be applied at the paving stage after broom finish and surface is dry, and rate for use of curing compound shall be incl in quoted rate.. (c) No deduction shall be made from concrete for space occupied by construction and dummy joints. Deduction however be made for space occupied by expansion joints. (d) Minimum cement content per cubic metre of concrete shall be 400 Kg per cum. However actual cement content shall be worked out as per design mix and nothing extra shall be admissible on this account. (e) The rate quoted shall be inclusive of use and waste of form work for total thickness. (f) The trial bay will be executed as per above specifications and shall be got approved from GE. The quoted rate shall be deemed inclusive for this provision and nothing extra shall be paid on this account. (g) Surface shall be finished by traverse brooming of maximum 1.5 mm deep as per ICAO or as per

Dismantling of Stone slabs and tiles of any description or thickness in floors, aprons etc laid dry complete all as specified and directed.

M&L Machine pressed coloured precast concrete interlocking paver block rubberised finish any shape and size confirming to IS 15658-2006 of 80 mm thickness M-40 Grade with grey cement and pigment over and including 50 mm thick fine sand bedding complete all as specified and directed

Dismantling of existing sign boards of any description and in any position including taking out embedded portion complete all as specified and directed

Excavating in post holes in soft /loose soil (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm complete all as specified and directed.

M&L Cement concrete type C-2 (1:3:6) using 40 mm graded stone aggregate as in foundations, filling and mass concrete complete all as specified and directed.

Surface excavation in soft/loose soil n.exc 30 cm deep and averaging 15cm deep and getting out complete all as specified and directed.

Supply and fixing box type sign board of size as directed by GE/EIC having both sided signs of alphabet, letter, figures, line, dash, arrow or any other character as directed by GE/ EIC . The sign board shall be made of aluminium composite panel (ACP) sheet of thickness 4 mm with retro reflective sheeting of any colour as directed by EIC. The ACP sheet shall be fixed on mild steel frame work . M S frame work shall be measured and paid seperatly. All the sides of M S frame work shall be covered with ACP sheet of thickness not less than 3 mm as directed GE/EIC . The board shall be mounted on wall complete all as specified and as directed. Note: All letters figured sign shall be of retrorefractive material and will be measured and paid separately.

S&F mild steel Rolled sections as in framing for cladding, glazing and the like fixed with angle cleats and connecting plates, etc complete all as specified and as directed.

M & L for writing alphabet, numbers or figures (Block. Roman, Italic or Indian) with retro reflective tape of size exc 30 cm but not exc. 40 cm high and proportionate width or width as dicided by Eng-in-charge. The stroke width of character should not be less than 5 cm.

M & L for writing alphabet, numbers or figures (Block. Roman, Italic or Indian) with retro reflective tape of size not exc. 20 cm high and proportionate width or width as dicided by Eng-in-charge. The stroke width of character should not be less than 3.00 cm.

M & L for preparation of surfaces of roads, bituminous or rigid, pavement, flexible pavings, aprons and the like exceeding 10 cm width or girth as in lines dashes, arrows, letters etc and applying one coat of aqua based road marking paint of any tint as approved complete all as specified and directed. Note : Availability of working hours for painting will depend on Air Trafic Control (ATC) Unit. Nothing extra shall be admisible if intermittent working hours for painting is available due to operational activities.

Ditto all as per Item No.18.00 here-in-before but applying two coats of aqua based road marking paint as and when required by users complete all as specified and directed. Note : Availability of working hours for painting will depend on Air Trafic Control (ATC) Unit. Nothing extra shall be admisible if intermittent working hours for painting is available due to operational activities.

M & L for preparation of surfaces of roads, bituminous or rigid pavement, flexible pavings, aprons and the like not exceeding 10 cm width or girth as in lines dashes, arrows, letters etc and applying with one coat of aqua based road marking paint of any tint as required at site complete all as specified and directed. Note : Availability of working hours for painting will depend on Air Trafic Control (ATC) Unit. Nothing extra shall be admisible if intermittent working hours for painting is available due to operational activities.

Ditto all as per Item No 20.00 here-in-before but applying two coats of aqua based road marking paint as and when required by users complete all as specified and directed. Note : Availability of working hours for painting will depend on Air Trafic Control (ATC) Unit. Nothing extra shall be admisible if intermittent working hours for painting is available due to operational activities.

M & L for preparation of old painted steel surfaces of any description and applying one coat of black bituminous paint complete all as specified and directed.

M & L for preparation of old painted steel surfaces of any description and applying one coat of synthetic enamel paint of any colour as required complete all as specified and directed.

M & L for preparation of old bituminous / concrete surfaces by sweeping, removing foreign materials etc and applying one coat of white washing complete all as specified and directed. Note : Availability of working hours for painting will depend on Air Trafic Control (ATC) Unit. Nothing extra shall be admisible if intermittent working hours for painting is available due to operational activities.

M & L for preparation of old concrete surfaces of any description and applying one coat of exterior emulsion paint of any colour as required complete all as specified and directed.

Providing of JCB with operator including fuel for levelling of the areas around the Runway /Taxi Track / Runway shoulders and cleaning of the grass / brushes etc. where it will not be possible by mechanical / Jungle Zim complete all as specified and directed.

Cutting the broken sides of PCC slabs, sides of pot holes in concrete surface, sides of joints (ie construction, dummy & expansion joints) and raking out the cracks, depression in the slab to the required depth and size with hand tools upto hard sound surface old concrete including removing loose material to a distance exceeding 150 m and deposited the same as directed, the grooves is to be cleaned by means of compressed air to remove dust / loose sand, foreign materials and washing the grooves / surfaces with solution prepare with hydrochloric acid and water in equal proportion @ 7 Ltrs/ 10 Sqm in two applications and M & L for filling / making good the side edges of PCC slab, sides of joints (Construction, dummy & expansion) and cracks / depression in the slab by applying one coat in two operations, resin primer (ISI mark) of 1.16 mm thickness @ 3.20 Kgs/ 10 sqm with brush to ensure concrete surfaces fully wetted in two operations, resin primer to surfaces prepared for sides of edges/joints and slabs including preparation as per manufacturers instruction one part of epoxy resin primer (ISI marked) mixed with 05 parts of clean quartz sand mixture both by weight and top finished as table top finish with zero difference levels, various depth are to be recorded in MB before filling the epoxy mortar at site complete all as specified and directed.

Cleaning of drain of width not exceeding 1.50 m and depth upto 1.50 m including cleaning the grass, bushes mules silts by manually from the bottom, sides and 1.5 m to the both side at the top of the drain including removal of the grass, brushes, mules silts etc up to distance of 100 m complete all as specified and as directed.

All as per item No 28.00 but width of drain exc 1.5 m but not exc 3m and depth exc 1.5 m but n. exc 3 m complete all as specified and as directed.

Cleaning of drain covered with precast RCC cover slab of width not exc 1.50 m and depth upto 1.50 m including cleaning the grass, bushes mules silts by manually from the bottom, sides and up to 1.5 mtr to both the edges at top of drain including removal upto 100 m , including taking out RCC drain cover carefully and refixing the same after cleaning the drain complete all as specified and as directed.

Demolition of brick work masonry, built in cement mortar including all quoins, arches, pillars, etc. complete all as specified and directed.

M & L for brick work with sub-class 'B' bricks, straight or curved on plan exceeding 6 m mean radius built in CM(1:6) complete all as specified and directed.

M & L for rendering 15 mm thick on brick or concrete surfaces in CM (1:4), finishing the surfaces even and smooth without using extra cement complete all as specified and directed.

Cutting of grass/vegitation by tractor with jungle jeem (machnical slasher) where ever required including removing material obtained from cutting up to 100 m from adjoining edge of runway / taxi-way complete all as specified and directed. Notes:- (i) Contractor will deploy his own set-up of tractor with jungle jeem with POL and MT driver for cutting of grass. (ii) For three months as directed by ATC unit, the contractor will deploy 02 Nos tractor with one jungle jeem per day for cutting of grass and there after 01 No tractor with one jungle jeem will be continue for the balance period. The number of tractor to be deployed per day may be increased or decreased as per Air Trafic Control (ATC) Unit requirement as directed by Engr-in-Charge. (iv) The Motor/Tractor will be run/operated by person having vehicle licence for heavy vehicle from the state transport authority. (v) Availability of working hours and site for cutting of grass by Jungle jeem will depend on Air Trafic Control (ATC) Unit . Nothing extra shall be admisible if intermittent working hours is available due to operational activity.

Removing excavated material to a distance exc. 250 m but n exc. 500 m and depositing where directed at a level n. exc 1.5 m from starting point complete all as specified and directed.