REPAIRING TO RUNWAY TAXI TRACK MAIN DISPERSAL JOINT FILLING CRACK REPAIR AND REPAIR TO RUNWAY DRAINS AT AF STN GORAKHPUR

Amount

Material and Labour for preparation of old painted concrete surfaces with washing down soap water of runway, taxi track road for painting with mechanical mode of application as lines, dashes, arrows, letters and the like exceeding 10cm width or girth and applying one coat of runway road marking paint aqua based golden, yellow, or white colour as approved by Garrison Engineer to give uniform finish complete all as specified and directed. Note :- Masking tape should be used on edges of paints before painting work and removed the masking tape after paint is applied where ever required and as directed by Engineer-in-Charge.

Material and Labour for preparation of old painted concrete surfaces with washing down soap water of runway, taxi track road for painting with mechanical mode of application as lines, dashes, arrows, letters and the like not exceeding 10cm width or girth and applying one coat of runway road marking paint aqua based golden, yellow, or white colour as approved by Garrison Engineer to give uniform finish complete all as specified and directed. Note :- Masking tape should be used on edges of paints before painting work and removed the masking tape after paint is applied where ever required and as directed by Engineer-in-Charge.

Material and Labour 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 squre pannel in runway / link / dispersal / side wall area complete all as specified and directed. Make : Shalimar paint , Berger Paint , Asian Paint

Material and Labour for preparation of old painted concrete surfaces of runway, taxi track, link / dispersal and applying one coat of cement base paint of colour as approved by Garrison Engineer to give uniform finish complete all as specified and directed. Note :- Masking tape should be used on edges of paints before painting work and removed the masking tape after paint is applied where ever required and as directed by Engineer-in-Charge.

Material and labour for one coat of black synthetic enamel paint on three sides of DTGM (1.20 mtr x 1.50 mtr) installed in airfield area consisting of black synthetic enamel paint background and red colour retro reflective tape numerical /alphabet letter (150mm width and 1000mm height) on two side complete all as specified and directed.

Demolition of brick masonry quions, arches, pillars etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and directed by Engr-in-Charge. Note : (i) Unserviceable material retrieved under this item is contractor property and necessary amount as per schedule of credit shall be deducted from the contractor dues. (ii) Rubbish shall be removed out site from MOD land. (iii) Serviceable bricks retrieved shall be reused in respective items of this schedule.

Material and labour brick work with sub-class 'B' bricks (old size bricks) straight or curved on plan exceeding 6 metre mean radius, built in cement and sand mortar (1:4) complete all as specified and directed by Engr-in-Charge.

Material and labour brick work except bricks straight or curved on plan exceeding 6 metre mean radius, built in cement and sand mortar (1:4) complete all as specified and directed by Engr-in-Charge. Note :- (i) Serviceable Bricks obtained under demolition of respective item shall be used.

Material and labour 15 mm thick rendering in cement and sand mortar (1:4) on fair faces of brick work surfaces or concrete surface finished even and fair complete all as specified and directed by Engr-in-Charge.

Dismantling bricks (laid flat or on edge) or bricks tiles in floors, channels, kerbs, aprons, etc (each layer) laid, bedded and pointed in any mortar complete all as specified and directed by Engr-in-Charge. Note : (i) Unserviceable material retrieved under this item is contractor property and necessary amount as per schedule of credit shall be deducted from the contractor dues. (ii) Rubbish shall be removed out site MOD land. (iii) Serviceable bricks retrieved shall be reused in respective items of this schedule.

Material and labour brick work with sub-class 'B' bricks (old size bricks) laid flat, in floors, bedded and jointed in cement mortar 1:6 and pointed in cement mortar 1:3 complete all as specified and directed by Engr-in-Charge.

Material and labour brick work except bricks laid flat, in floors, saucer drains etc bedded and jointed in cement mortar 1:6 and pointed in cement mortar 1:3 complete all as specified and directed by Engr-in-Charge.

Material and Labour for repair to broken/damage portion of concrete slab or pavement of surface area not exceeding 10 square centimetre and depth not exceeding 15 mm by cutting damaged portion to slab/spoil edges to triangular / rectangular cross section and removing all loose and foreign materials and depositing the same to out side MOD land and cleaning the surface by compressed air to remove all dust dirt etc and washing with hydrochloric acid and filling epoxy resin mortar after application of epoxy primer as per manufacture instructions bull nosing the edges complete all as specified and directed. Note :- Material obtained from damaged portion of concrete slab shall be removed from out side MOD land.

Material and Labour for repair to broken/damage portion of concrete slab or pavement of surface area not exceeding 1 square metre by cutting damaged portion to slab/spoil edges to triangular / rectangular cross section and removing all loose and foreign materials and depositing the same to out side MOD land and cleaning the surface by compressed air to remove all dust dirt etc and washing with hydrochloric acid and filling epoxy resin mortar after application of epoxy primer as per manufacture instructions bull nosing the edges complete all as specified and directed. Note :- Material obtained from damaged portion of concrete slab shall be removed from out side MOD land.

Material and Labour for repair to broken/damage portion of concrete slab or pavement of surface area exceeding 1 square metre by cutting damaged portion to slab/spoil edges to triangular / rectangular cross section and removing all loose and foreign materials and depositing the same to out side MOD land and cleaning the surface by compressed air to remove all dust dirt etc and washing with hydrochloric acid and filling epoxy resin mortar after application of epoxy primer as per manufacture instructions bull nosing the edges complete all as specified and directed. Note :- Material obtained from damaged portion of concrete slab shall be removed to out side MOD land.

Material and Labour for preparing of existing construction / contraction / dummy / expansion joints including removing filled material in joints of runway by removing the cracking out joints 25 to 30 mm wide and 40 mm deep including removing all loose material and cleaning the joints with brush and removing all loose fine particles with compressed air and providing a suitable dia polyurethane back up rod/debonding strip and top 13mm primed and sealed with using polyurethane based sealing compound with suitable primer as per manufacturers recommendation polyurethane sealent complying with BS - 5212 & BS - 4254 and EN 141875 -2003 ( for hydrolysis / water resistance test ) priming the sides with minimum MAF± 30 % (with ten years performance guarantee ) and applying masking tape on edges of joint to prevent accidental spillage of sealent and removing the masking tape after sealent is applied complete all as specified and directed. Note :- Material obtained from removing of existing filled up materials shall be removed from out side MOD land.

Material and Labour for preparing of existing construction / contraction / dummy / expansion joints including removing filled material in joints of runway by removing the cracking out joints 20 to 25 mm wide and 30 mm deep including removing all loose material and cleaning the joints with brush and removing all loose fine particles with compressed air and providing a suitable dia polyurethane back up rod/debonding strip and top 13mm primed and sealed with using polyurethane based sealing compound with suitable primer as per manufacturers recommendation polyurethane sealent complying with BS-5212 & BS -4254 and EN 141875 -2003 ( for hydrolysis / water resistance test ) priming the sides with minimum MAF± 30 % (with ten years performance guarantee ) and applying masking tape on edges of joint to prevent accidental spillage of sealent and removing the masking tape after sealent is applied complete all as specified and directed. Note :- Material obtained from removing of existing filled up materials shall be removed from out side MOD land.

Material and Labour for preparing of existing construction / contraction / dummy / expansion joints including removing filled material in joints of runway by removing the cracking out joints 18 to 20 mm wide and 25 mm deep including removing all loose material and cleaning the joints with brush and removing all loose fine particles with compressed air and providing a suitable dia polyurethane back up rod/debonding strip and top 13mm primed and sealed with using polyurethane based sealing compound with suitable primer as per manufacturers recommendation polyurethane sealent complying with BS-5212 & BS -4254 and EN 141875 -2003 ( for hydrolysis / water resistance test ) priming the sides with minimum MAF± 30 % (with ten years performance guarantee ) and applying masking tape on edges of joint to prevent accidental spillage of sealent and removing the masking tape after sealent is applied complete all as specified and directed. Note :- Material obtained from removing of existing filled up materials shall be removed from out side MOD land.

Cutting/scarping grass manually and removing material out side MOD land obtained from cutting and cleaning both side runway PTT near DTGM board complete all as specified and directed. Note :- (i) Grass shall be cut and finished 10 mm to 25 mm above the existing ground level. (ii) All foreign materials (stone pieces etc) obtained during cutting of grass shall be removed from out side MOD land. (iii) Materials obtained from cutting of grass shall be removed out side of MOD land

Supply and fix 20 mm thick insulated toughened glass (5 mm thick clear toughened glass and 5 mm thick black toughened glass with 10 mm spacing between both the glass) and fixed with aluminimum beading and rubber gaskate of suitable size fixed in aluminimum frame work in ATC tower complete all as specified and directed by Garrison Engineer / Engr-in-Charge.

Supply and running of grass mechanically operated tractor minimum 40 HP capacity alongwith including fuel / lubricants,operator,T &P for cutting of grass 50mm to 100mm or above and mechanically operated Slasher wherever required including removing of materials that obtained from cutting of grass to out side of MOD land and cleaning in both side with Grass cutting is to be done upto 100 metre from the edge of runway, taxi track and parking area using blade size 5-6 feet high corbon rotary type complete all as specified and directed by Engr-in-Charge. 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 9.00 AM to 5.00 PM (including lunch break of 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. one day shall be counted as 8 hours. (ii) A log book/sheet shall be maintained by JE(Civil) and the same shall be signed by Engineer-in-Charge & contractor daily for the purpose of calculating daily working hours which shall be actual mode of payment. (iii) Mechanical Tractor deployed shall not be more than 5 years old from the date of manufacturing. Contractor to provide the registration documents to Engr-in-Charge on this account. (iv) Actual working hours shall be calculated based on actual running of machinary as directed by Garrison Engineer and excluding of transit hours. (v) As per site requirement, contractor shall arrange more than one tractor with operator alongwith mechanical slasher. Seperate log book/sheet shall be maintained for each tractor. (vi) The rate quoted by contractor is including of all T & P , POL and operator mentioned above.

Supply and running of earth moving plant/Backhoe loader with minimum loaded capacity of one cubic metre of loaded bucket for excavation and levelling of soil alongwith one skilled driver and one semi skilled helper, including fuel / lubricants etc complete all as directed by Engineer-in-Charge. Note:- (i) A log book shall be maintained by JE(Civil) and the same shall be signed by Engineer-in-Charge & contractor daily for the purpose of calculating daily working hours which shall be actual mode of payment. (ii) Earth moving plant/Backhoe loader deployed shall not be more than 5 years old from the date of manufacturing. Contractor to provide the registration documents to Engr-in-Charge on this account. (iii) Actual working hours shall be calculated based on actual running of machinary as directed by Garrison Engineer and excluding of transit hours.

Supply and fix in repair visible sign board of area exceeding 0.70 Square metre and not ezxceeding 1.80 square metre each made from 4 mm thick engineering grade plastic (acrylic sheet) having monolithic structure to withstand temprature variations from cold environment to sweltering hot conditions and to withstand high velocity winds frmaed and braced with 40 mm dia PVC pipe best quality to with stand high ground level with best quality structure including excavating in post holes of size 30cmx30cmx45cm and embedded in PCC1:2:4 type B1 using 20mm graded stone aggregate and making plinth around frame of width 600mm and length as required, including providing / applying weather resistance coating, providing and pasting of new numerals/alpahbets with retro reflective tape cutting it as computer plotter etc complete all as specified and directed by Engr-in-Charge.

Supply and fix in repair visible sign board of area not exceeding 0.70 Square metre each made from 4 mm thick engineering grade plastic (acralic sheet) having monolithic structure to withstand temprature variations from cold environment to sweltering hot conditions and to withstand high velocity winds frmaed and braced with 40 mm dia PVC pipe best quality to with stand high ground level with best quality structure including excavating in post holes of size 30cmx30cmx45cm and embedded in PCC1:2:4 type B1 using 20mm graded stone aggregate and making plinth around frame of width 600mm and length as required, including providing and applying and weather resistance coating, providing and pastingh of new numerals/alphabets with retro reflective tape cutting it as computer plotter etc complete all as specified and directed. from cold complete all as specified and directed by Engr-in-Charge.

Supply and fixing in repairs 4 mm thick acrylic sheet of any size as in visible sign board complete all as specified and directed by Engr-in-Charge. Note :- Make of Acrylic sheet shall be as per sample kept in sample room of GE office/make as approved by Garrison Engineer.

Material and Labour for weather resistance retro-reflective high intensity prismatic sheet / tape conforming to ASTM D-4956-01 type XI, of any colour / tint as per direction of Garrison Engineer/Engineer-in-Charge for writing alphabet letter, number and arrows on DTGM boards as computer plotter 64 mm or as directed stroke width complete all as specified and directed. (i) Note :- Area shall be calculated from stroke length and width of numerals / alphabets.

Material and labour for cleaning drain any shape and any size of runway and removing sludge, soil, mud, grass and vegetation roots from drain and removing of materials obtained from cleaning ie. sludge, mud, soil etc to out side of MOD land complete all as specified and directed by Engr-in-Charge. Note :- To determine the depth of sludge levels initially and after cleaning of drain shall be taken and recorded in MB duly signed by Garrison Engineer, Engineer - in Charge and contractor.

Material and labour for cutting of grass, shurbs, vegetation, bush, weed by brush cutter operated slasher where ever required including cleaning the bothe sides edges of runway / PTT removing of materials obtained from cutting to out side of MOD land complete all as specified and directed by Engr-in-Charge. Note :- (i) The contractor shall arrange two numbers of brush cutter machine alongwith two operator and two helper (one operator and one helper for each machine) including POl etc from 0900 hrs to 1700 hrs (including half an hour lunch break). (ii) The output of brush cutter machine shall be 1000 square metre per day per machine including cleaning/removing of materials obtained from cutting to out side of MOD land. (iii) Site/area of grass cutting shall be handed over as and when on requirement basis. Contractor shall start the work immediatly whenever site is handed over to him. (iv) A log book shall be maintained by JE(Civil) and the same shall be signed by Engineer-in-Charge & contractor daily for the purpose of calculating daily working hours which shall be actual mode of payment.

Material and labour for removal of paint from conrete surface using waterblasting cum vacuuming system cum grinding with suitable operating pressure so that the total paint deposit areaa removed from runway both (rigid) surfaces bt the method of water blasting cum vacuuming system cum grinding with suitable water pressure without use of any chemical and no damage to the existing surface complete all as specified and directed. Note :- (i) The work shall be carried out through authorized and qualified applicator. (ii) Total Paint deposit should be removed and the debris /water to be vacuumed simultaneously leaving No FOD so thet the runway is available for operation immediatly. (iii) The machine make to be deployed for runway paint removel as per E-in-C's approval eg. SH8000 , SH50000 , SK3000. (iv) Paint debris should be in solid form when finally disposed.

Material and labour rolling and consolidating formation surfaces, sub grade / runway shoulder with power roller of capacity exceeding 8 tonne and not exceeding 12 tonne complete all as specified and directed by Engr-in-Charge.

Material and Labour for obtaining approved earth ( stabilized soil) from out side defence land to a distance as per requirement and bring out to site and deposited for forming embankment/ filling berms including spreading in layers not exceeding 30 centimetre thick, levelled and ramming with 8 to 10 tonne mechanical roller including watering complete all as specified and directed. Note :- (i) To arrive finished quantity for payment purpose consolidation thickness shall be measured. (ii) Earth shall be free from foreign material, ie, grass, roots etc. (iii) The consolidation shall be done by heavy mechanical machinery of capacity exceeding 3 tonne. (iv) The specified standard proctor density under optimum moisture conditions shall be obtained and 5% deduction for bulkage shall be made.

Material and labour 100mm thick plain cement concrete 1:2:4 type B-2, (Using 40mm graded crushed stone aggregate) laid in alternate bays as floor, finished concrete surface with spike rolling or making impression of expanded metal whilst the concrete is green including necessary form work complete all as specified and directed by Engr-in-Charge.

Demolition of cement concrete (unreinforced PQC graded ) as in floor and paving exceeding 150mm thickness below or above ground floor with concrete breaker / manually as required at site and removing rubbish out site of MOD land complete all as specified and directed by Engr-in-Charge.

M & L for cement concrete work in pavement /hard standing of flexural strength 40 kg per square centimeter in field using minimum 400 kg cement per cubic meter and thickness of concrete 250mm or less laid in bays including necessary form work complete all as specified and directed by Engr-in-Charge.

M & L of finishing the surface of concrete pavement / hardstanding by belting and brooming complete all as specified and directed by Engr-in-Charge.

M & L for cleaning of cracks/ depressions of depth upto 50mm and width 40mm in bitumen surface with mechanical blower and applying bitumen based hardner primer and filling with bitumen crack filler of joint sealer bituminous grouting material with warranty of 2 years all work to be executed through specialised agency with performance guarantee by the authorised applicator complete all as specified and directed by Engr-in-Charge.

Material and labour providing, plain cement concrete 1:4:8 type D-2, (40mm graded crushed stone aggregate) in foundation filling or mass concrete complete all as specified and directed by Engr-in-Charge.

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