REPAIRING TO RUNWAY, TAXI TRACK, MAIN DISPERSAL, JOINT FILLING, PAINTING AND RRS AT AF STN GORAKHPUR

Amount

M&L for preparation and cleaning of old bituminous / concrete painted surface etc 10cm width or girth and applying one finishing coat of white/Black, golden, yellow, runway / road marking paint 1st quality complete all as specified and directed. Make: Shalimar paint/Berger paint/Asian paint

M&L for painting border lines, dashes, arrow, letters etc on road pavement and likes not exceeding 10 cm wide with road marking paint, white, golden yellow, black, orange complete all as specified and directed. Make: Shalimar paint/Berger paint/Asian paint

M&L for preparing of existing concrete surfaces / plastered / unplastered surface of wall and applying one coat of synthetic enamel paint in red and white with alternate square panel in runway / link / dispersal / side wall area complete all as specified and directed. Make: Shalimar paint/Berger paint/Asian paint

M&L for preparing of concrete surfaces and applying one coat of cement base paint on runway / taxi track / link / dispersal area complete all as specified and directed.

Demolition of cement Concrete surfaces of any description and in any position not otherwise specifically provided for pavement of taxi track/ runway/ Dispersal area complete all as specified and directed.

M&L for PCC work in pavement/hard-standing of flexural strength 40 kg/per square centimeter in field using 400 kg of cement per cubic metre, thickness of concrete 25 cm or less complete all as specified and directed.

Demolition of brick work built in cement mortar including all quoins, pillars etc but excluding ashlars facings, dressed stone work and pre-cast articles complete all as specified and directed.

Removing hard demolished material exc 250 m but n.exc 500m and depositing where directed.

M&L for brick work with sub class B bricks of old size, straight or curved on plan exc 6 m mean radius, built in cement mortar 1:4 complete all as specified and directed.

All as per item No. 09 above but except bricks using old bricks as obtained.

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

Dismantling bricks (laid flat or on edge) or brick tiles in floors, channels, kerbs, aprons, etc. (each layer) laid bedded pointed in any in any mortar complete all as specified and directed.

M&L for bricks, sub class B, laid flat, bedded and jointed in CM 1:6 and pointed in CM 1:3 in drain, old size bricks complete all as specified and directed.

All as per item No. 13 above but except bricks using old bricks as obtained.

M&L for repair to concrete slab or pavement of existing damage pot holes surface area not exc 10 SqCm and depth not exc 15.00 MM to triangular/rectangular/ circular/ oval shape & removing all broken and loose particle to a distance exc 100 mtr and cleaning the surfaces with compressed air to remove dust, dirt loose particles/sand/ foreign material and washing the surfaces with hydrochloric acid solution and filling with epoxy mortar, using epoxy hardener, base and quartz sand in ratio 1:2:21 mix as per manufacture instruction over one coat of epoxy primer including providing necessary from work as required complete all as specified and directed. Make:- Fosroc Chemicals/ STP Ltd/ Chokesy chemical/ Sika India Pvt Ltd/ Bostik India Pvt Ltd

M&L for repair to concrete slab or pavement of area not exc 1.0 Sqm each by cutting existing damage pot holes surface to triangular/rectangular/circular/ oval shape & removing all broken and loose particle to a distance exc 100 mtr and cleaning the surfaces with compressed air to remove dust, dirt loose particles/sand/ foreign material and washing the surfaces with hydrochloric acid solution and filling with epoxy mortar, using epoxy hardener, base and quartz sand in ratio 1:2:21 mix as per manufacture instruction over one coat of epoxy primer including providing necessary from work as required complete all as specified and directed. Make:-Fosroc Chemicals/ STP Ltd/ Chokesy chemical/ Sika India Pvt Ltd/ Bostik India Pvt Ltd

M&L for repair to concrete slab or pavement area exc 1.0 Sqm by cutting existing damage, chipped off concrete surface & removing all broken and loose particle to a distance exc 100 mtr and cleaning the surfaces with compressed air to remove dust, dirt loose particles/sand/ foreign material and washing the surfaces with hydrochloric acid solution and filling with epoxy mortar, using epoxy hardener, base and quartz sand in ratio 1:2:21 mix as per manufacture instruction over one coat of epoxy primer including providing necessary from work as required complete all as specified and directed. Make:- Fosroc Chemicals/ STP Ltd/ Chokesy chemical/ Sika India Pvt Ltd/Bostik India Pvt Ltd

M&L for raking out construction/dummy/expansion joint 25-30 mm wide and 40mm deep average previously filled with sealing compound from the existing joint of runway/taxi track to required depth, cleaning by means of compressed air, application of primer on concrete controlling the depth of joint by using backup rod/debonding rod of required dia & side of joint to be make regular shape and before pouring the PU material masking tape should be used and top 12mm primed and sealed with the using two component polyurethane based sealing compound with suitable primer as per manufacturers instruction all as specified and directed. Make-: Cipy polyurethanes Chemicals Pvt. Ltd./ Sika India Pvt Ltd/Fosroc Chemicals/STP Pvt Ltd/Maruti Bitumen Pvt Ltd/Bostk India Pvt. Ltd./Choksey Chemicals Pvt Ltd/ Supreme Bitumen India Pvt Ltd/ SN Infratech Pvt Ltd

All as per item No. 18 above but for joint 20-25mm wide and 30mm deep.

All as per item No. 18 above but for joint 18-20mm wide and 25mm deep.

Cutting grass manual and removing material obtain from cutting/cleaning both side runway PTT near DTGM board complete all as specified and directed. Note:- Contractor will arrange his own 02 Nos mazdoor from 09.00 AM to 05.00 PM (including lunch break of 0.5 Hour at mid day) every day in week excluding Sunday (Holiday). however department will have the right to stop the work any time even in working day due to security point of view.

S&F 20 mm thick toughened glass (i.e. 5mm thick clear toughened glass and 5mm thick black toughened glass with 10 mm spacing between both the glass) as directed to be fixed with aluminium beading and rubber gasket in aluminium frame work as in ATC tower complete all as specified and directed.

Cutting grass mechanically operated 50 mm to 100 mm or above slasher where ever required including removing material obtain from cutting/cleaning (both side) up to 100m from the concrete edges complete all as specified and directed. Note:- (i) Contractor will arrange his own mechanical slasher (set of one tractor & Jungle Jeem) with POL & MT driver. The mechanical slasher will be in operation from 09.00 AM to 05.00 PM (including lunch break of 0.5 Hour at mid day) every day in week excluding Sunday (Holiday), however department will have the right to stop the work any time even in working day due to security point of view, 01 day shall be counted as 08 hours. (ii) The log sheet cum duty register will maintained by the contractor for record of work done and running of the tractor, this register will be signed by the contractor, JE (Civil), and Engineer-in-Charge and submitted to GE during payment. (iii) The rate quoted rate by contractor is including of all T&P, POL and operator mentioned above. (iv). On requirement contractor shall arrange more than one mechanical slasher per day as per order.

Arranging JCB with POL and driver in Technical area whenever required at Airfield. JCB will be in operation from 9.00 A.M to 5.00 P.M.

S&F in repair visible sign board of area/size exceeding 0.70 sqm and not exc 1.80 sqm each made from 4.00 mm thick engineering grade plastic (acrylic sheet) having monolithic structure to withstand, temperature variations from cold environment to sweltering hot conditions and to withstand high velocity winds, framed and braced with 40 mm dia PVC pipe best quality to with stand high velocity wind pressure, with ht of bottom of board should be 45 -60 cm above the ground level with best quality structure including excavating in post holes of size 30cmX30cmX 45cm and embedded in PCC 1:2:4 type B-1 using 20mm graded stone aggregate and making plinth around frame of width 600 mm and length as required, including providing and applying and weather resistance coating, providing and pasting of new numerals/ alphabets with retro reflective tape cutting it as computer plotter etc complete all as specified and directed.

All as per item No. 25 above but area not exc. 0.70 Sqm each.

S&F in repair 4mm thick acrylic sheet of any size as in visible sign board complete all as specified and directed.

M&L for providing and pasting weather resistance retro reflective tape cutting, of new numerals/ alphabets with it as computer plotter 64 mm or as directed stroke width etc complete all as specified and directed. Note: Area shall be calculated from stroke length and width of numerals/ alphabets.

Cleaning of drain of any shape and size of runway by removing sludge, soil, mud, grass and vegetation roots removing from site to distance exc 50 m etc complete all as specified and directed.

M&L for cutting of grass, shrubs, vegetation, bush weed by brush cutter operated slasher where ever required including removing waste of material obtained from cutting and cleaning (both side) from the edge of runway & PTT and removal of spoil beyond 250 mtr but not exceeding 500 mtr and deposited where as directed complete all as specified and as directed. Notes:- (i) Contractor will arrange his own 02 brush cutter machines and minimum 02 operator & 02 helper with POL per day comprises of 08 hours working including lunch break of 0.50 hours. (ii) The minimum output of brush cutter for one day is 1000 sqm, hence area of 1000 sqm will be after removal of spoil up to the entire satisfaction. (iii) Site for brush/grass cutting will be given by Air Force authority as per their requirement through out the contract period.

Excavation in over areas, n exc 1.5 M deep and getting out in soft /loose soil complete all as specified and directed.

Excavation in over areas, exc 1.5 M deep but not exceeding 3.0 mtr and getting out in soft /loose soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers, n exc 25cm thick in hard dense soil. Total depth of filling upto a depth of 2.80mtr. Note:-1 Rolling shall be carried out with 8 to 10 Ton road roller to each layer of filling to the entire satisfaction of Engineer- in -Charge. Note:-2 The earth shall be filled in craters during the exercise carried out by AF authorities. Note:-3 Earth spread around the caters shall be used for filling in the craters and ramming the same as specified in note No.1 Note:-4 The approximate dia and depth of filling of crater are 12 m and 3 m respectively.

M&L for hardcore of broken stone or boulders gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface complete all as specified and directed.

Removing excavated material obtained from crater to a distance exc. 1.50 KM but n exc. 5.0 KM n. exc 1.5 mtr above the starting point and depositing where directed.

M&L for 200 mm spread thickness granular sub-base using crushed or broken graded stone aggregates, of grading II as approved by GE in two layers of 175 mm spread thickness, each layer spread, rolled and consolidated to required gradient and camber as required complete all as specified and directed.

M&L for 200 mm thick (Compacted thickness) WMM laid in 2 layers of 100 mm each layer, spread, rolled and consolidated to gradient and camber as required including necessary lateral support and form work, if required using crushed stone, coarse aggregate of maximum size 40 mm of grading as specified type igneous rock such as /trap/basalt etc complete all as specified and directed. Note:- 1 The materials reach to destination within three hours as and when ordered . The quoted rates deemed to be included such provision. 2. If the contractor failed to deliver the above materials within time limit as specified. He shall be liable to penalty @ of 30/% of quoted rate. 3. MoU (memorandum of Understanding) between contractor and plant shall be made and submitted by contractor within 15 Days from commencement of work for supply of material by plant to work site within stipulated time for entire period of contract . Grading Requirement for WMM IS sieve Designation Percent passing by weight 53.00 mm - 100% 45.00 mm - 95-100% 26.50 mm - 22.40 mm - 60-80% 11.20 mm - 40-60% 4.75 mm - 25-40% 2.36 mm - 15-30% 600 micron - 8-22% 75 micron - 0- 8% Note:- To achieve above gradation mix proration as under (i) 40 mm - 30% (approx) (ii)20 mm - 25% (approx) (iii)10 mm - 10% (approx) (iv)Stone dust - 35% (approx)

Preparing WMM surfaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt , M & L for applying evenly a priming/tack coat paving bitumen with bituminous primer at 10 kg per 10 sq metre etc complete all as specified and directed.

M & L for 150mm Bituminous premix asphaltic dense concrete (DAC-1) in three layers 50mm each consolidated thickness with 5.50% binder content by weight of total mix, rolled and compacted to required camber and gradient complete all as specified and directed. The approximate proportion of graded aggregate by weight of total mix, to be blended to obtained desired premix asphaltic concrete has been given here. (i) 20 mm graded stone aggregate - 27% (approx) (ii) 10 mm graded stone aggregate - 17% (approx) (iii) 6 mm graded stone aggregate - 15% (approx) (iv) Stone dust - 39% (approx) (v) Cement - 2% (approx) (vi) Paving bitumen VG-30 /PMB-40 ( as available on near by hot mix plant )-5.5% Note:- 1 The materials reach to destination with in three hours as and when ordered . The quoted rates deemed to be included such provision. 2 If the contractor failed to deliver the above materials within time limit as specified. He shall be liable to penalty @ of 30% of quoted rate 3: M o U (memorandum of Understanding) between contractor and Hot mix plant shall be made and submitted by contractor within 15 days from commencement of work for supply of material by plant to work site within stipulated time for entire period of contract

Supply / stand by position of Tool and Plant, men power before exercise as in readyness position for 08 hours as and when ordered (i) The following men power are required for stand by before exercise and made to be ready with necessary tools for operation of plants for 08 hours as and when ordered :- (a) Mate -04 Nos (b) Mazdoor -20 Nos (c) Road roller operator -02 Nos (d) Tipper driver -03 Nos (e) Water browser operator -02 Nos (f) JCB Operator -02 Nos (g) Mixer operator -01 No (h) Electrician -01 No (ii) The following tools and plants are required for stand by before exercise and made to be ready for 08 hours as and when ordered :- (a) Road Roller 8 to 10 Ton - 02 Nos (b) Tipper 08 to 10 Ton -02 Nos (c) Water browser -01 No (d) JCB - 02 Nos (e) Hand Rammer -20 Nos (f) High mast light with generator -04 Nos (g) Air Compressor -01 No (h) Shavels -20 Nos (j) Pix Axes -10 Nos (k) Plate vibrator -01 No (iii) The POL cost deemed to be included in the quoted rates. Note:- (i) Sl item No.01 to 10 of BOQ are cater for Air force exercise. (ii) The items cater at Ser No. 07 & 09 of BOQ to be reached to destination at work site within three hours as and when order to contractor by Engineer-in-charge. The rates deemed to be included for above provision in the quoted rates.

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