REPAIR TO RUNWAY JOINT FILLING INCLUDING PAINTING AT AF STATION BIHTA

Amount

M&L for preparing of exisiting construction joints including removing filled material in joints of runway by removing the cracking out joints 10 to 15 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 , application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minute and priming and sealed with using polyurethane based sealing compound with suitable primer as per manufacturer's recommendation, polyurethane sealent conforming with BS -4254 and EN-141875-2003(for hydrolysis/water resistant) with minimum movement accommodation factor + 30% with ten years performance guarantee and applying masking tape on edges of joint to prevent accidental spillage of sealant and removing the same after sealant is applied complete all as speciied and directed. Note:- Old unserviceable material so obtained from removing of existing filled up materials shall be disposed off out side MoD land.

M&L for preparing of exisiting construction or dummy joints including removing filled material in joints of runway by removing the cracking out joints 8 to 10 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 , application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minute and priming and sealed with using polyurethane based sealing compound with suitable primer as per manufacturer's recommendation , polyurethane sealent conforming with BS -4254 and EN-141875-2003(for hydrolysis/water resistant) with minimum movement accommodation factor + 30% with ten years performance guarantee and applying masking tape on edges of joint to prevent accidental spillage of sealant and removing the same after sealant is applied complete all as speciied and directed. Note:- Old unserviceable material so obtained from removing of existing filled up materials shall be disposed off out side MoD land.

M&L for preparing of existing 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, primed and providing suitable dia polyurethane back up rod or deboing strip and top 13 mm primed and sealed with using polyurethane based sealing compound with suitable primer as per manufacturers recommendation polyurethane sealant 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 sealant and removing the same after sealant is applied complete all as specified and directed. Note:- Old unserviceable material so obtained from removing of existing filled up materials shall be disposed off out side MoD land.

M&L for repair to broken/damage portion of concrete slab or pavement by cutting damaged portion to slab /spoils edges to triangular or rectangular cross section with mechanical cutter and removing all loose and foreign materials and depositing the same to a distance exceeding 150 m but not exceeding 250 m and cleaning the surface by compressed air to remove all dust dirt etc and washing with hydrochloric acid and filling with epoxy resin mortar after application of epoxy primer as per manufacture instructions- bull nosing the edges complete all as specified and directed. Note:- (i) working hours may be restricted due to flying operations. (ii) Unit quoted rate shall be deemed to included the cost of power supply required for cutting of damaged portion of concrete slab of runway.

M&L for applying one coat of runway road marking paint golden, yellow, or white colour as approved aqua based to give uniform finish including preparation of old painted concrete surface of runway slab or taxi track or dispersal by washing down with soap water for painting as lines, dashes, arrows, letters and the like exceeding 10cm width or girth complete all as specified and directed.

M&L for applying one coat of runway road marking paint of colour as approved aqua based to give uniform finish including preparation of old painted concrete surfaces of runway slab or taxi track or dispersal by washing down with soap water for painting as lines, dashes, arrows, letters and the like not exceeding 10cm width or girth complete all as specified and directed. Note for Item No 5&6 :- Masking tape shall be used on edges of paints before painting and removing the same after paint is applied where ever required and as directed.

SHIV SHAKTI TRADERS (BID ID -3135278)

m/s maa kamakhya engineering & consultancy (BID ID -3111476)

SKP CONSTRUCTION (BID ID -3135611)

NEHA INFRASTRUCTURE & COMPANY (BID ID -3135819)