REPAIR TO CONSTRUCTION , EXPANSION AND DUMMY JOINTS OF RUNWAY, TAXI WAY AND DISPERSAL OF CHAKERI AIRFILED AT AFS CHAKERI KANPUR

Amount

Repair to existing construction and dummy joints of size 10mm to 20mm wide and 25mm avg depth on rigid pavement of runway , taxiway and dIspersal of air field with all 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 material 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 . (iii) Once again cleaning the joints with compressed air and applying two primer coats (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 single component (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 tap after sealant is applied complete all as specified and directed. (v) The quoted unit rate deemed to include supplying ang fixing of back up rod /slab of appropiate diameter / thickness as per site requirement. (vi) Electric supply shall be arranged by the contractor at its own arrangements. (vii) Make: Bostik (Seal N Flex)/Sika (Flex 11 FC)

All as per Item No 1 here-in-before but expansion joints of size 20mm to 30mm wide and 25mm avg depth.

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

M&L cement concrete Type D-2 1:4:8 (using 40mm graded stone aggregate) as in sub base and mass 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 complete all as specified and directed

M & L Sand filling under floors or in foundations including watering and consolidation complete all as specified and directed

Providing cement concrete type C-1, 1:3:6 (using 20 mm graded stone aggregate) in copings, plinth protection courses, string courses and the like including weathering, rounded or chamfered angles and throating including necessary form work 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 two 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.

Cutting of grass by manually operated bush cutter machine of areas around various sign boards. Installation, post, DTGM and likes where mechanical means cannot be deployed including cleaning away all grass vegetations, sampling shrubs, brushes weeds and roots of trees etc and removing rubbish at low line area exc 200 m from edge of runway / taxiway /dispersal complete all as specified and directed by Engr- In-Charge. Note : (i) Availability of working hours for cutting of grass will depend on Air Trafic Control (ATC) Unit . Nothing extra shall be admisible if intermittent working hours for cutting of grass are available due to operational activity. (ii) For three months as directed by ATC unit, the contractor will deploy 03 Nos of bush cutter per day for cutting of grass and there after number of bush cutter to be deployed per day may be increased or decreased as per Air Trafic Control (ATC) Unit requirement or as directed by Engr-in-Charge.

Surface excavation in soft soil n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out complete all as specified and directed.

M&L for preparation of old concrete surfaces of any description and applying a coat of exterior emulsion paint of any colour as directed complete all as specified and directed by Engineer -in Charge.

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 required at site complete all as specified and directed. Note : (i) Availability of site and working hours for painting will depend on Air Traffic Control (ATC) Unit . Nothing extra shall be admisible if intermittent working hours for painting will be available due to operational activity.

M&L for preparation of surfaces of roads, bituminous/ 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 making paint of any tint as required at site complete all as specified and directed. Note : (i) Availability of site and working hours for painting will depend on Air Traffic Control (ATC) Unit . Nothing extra shall be admisible if intermittent working hours for painting will be available due to operational activity.

All as per Item No 13 above but applying two coats of aqua based road marking paint as and when required by users complete all as specified and directed. Note : (i) Availability of site and working hours for painting will depend on Air Trafic Control (ATC) Unit . Nothing extra shall be admisible if intermittent working hours for painting will be available due to operational activity.

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

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 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 per specified and directed.

M&L Cement concrete type C-2 (1:3:6) (using 40 mm graded stone aggregate) in foundations, filling and mass concrete 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 separately. 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 with be measured and paid in seprately.

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 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 decided by Engr-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 tap of size not exc. 20 cm high and proportionate width or width as decided by Engr-in-charge. The stroke width of character should not be less than 3.00 cm.

M&L for preparation of new or previously untreated steel surfaces of any description and applying two coat of synthetic enamel paint of any colour over red oxide, zinc chrome primer complete all as specified and directed by Engineer -in - Charge.

Cleaning of drain covered with RCC precast 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, and sides (up to 1.5 mtr both the edges of drain at level 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.

Cleaning of drain of width not exc 1.50 m and depth upto 1.50 m including cleaning the grass, bushes mules, silts etc by manually from the bottom and both sides (up to 1.00 mtr) both sides of drain at the top leof the drain including removal of the grass, bushes mules, silts etc up distance of 100 m , complete all as specified and as directed.

All as per item No 25 here-in-before but width exc 1.5 m but not exc 3 m and depth exc 1.50 m but not exc 3.00 m. Note for item Nos 11 to 15: 1. Paint Spray machine qy 02 Nos will be made available by the contractor at site for painting. 2. The contractor has to mobilise his material and labours within 24 hrs once any work assigned to him failing which he will be panalise for Rs. 500.00 per day after 24 hrs.

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