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| 1 | Ploughing of SGA not less than 30cm in depth using plant & its connected tools required for ploughing complete all as specified and directed. |
| 2 | M&L for repair to cracks of width 2 to 8 mm in flexible surfaces by cleaning of all cracks with air compressor and make it free from dust and applying evenly blown hot bitumen of grade 85/25 in two coats with necessary interval to ensure complete filling/total filling of the gap in line with existing pavement, finally dry coarse sand mixed with cement in 1:1 ratio sprinkled on top complete to ensure uniform finish all as specified and as directed. |
| 3 | Demolition/Dismentaling of Concrete unreinforced of any description and in any position not otherwise specifically provided for complete all as specified and directed |
| 4 | Material and labour for 10mm thick (compacted thickness) layer of sand filling, spread, levelled and rammed including watering and consoliding finished to required profile, complete all as specified and as directed. |
| 5 | Supplying and laying 400 micron thick HDPE sheet (Virgin Quality) water proff, wrinkle free without puncture having minimum weight 390gm/Sqm over tack coat/sand cushion as specified in the design with overlap between adjacent strips and at transverse joints as minimum 300 mm complete all as specified and as directed. |
| 6 | 300mm thick Pavement quality concrete(PQC) of minimum 28 days field Flexural strength of 45Kg/ Sqcm or 4.5 Mpa, aggregate gradation as per Table 3 of IRC 15- 2017, coarse aggregate of clean, hard strong, dense, non-porous and durable pieces of crushed stone or gravel, fine aggregates of clean natural sand or crushed stone sand or combination of both using minimum 360 kg/cum of cement with non-circular, virgin synthetic fibre of 12-18 mm length, specific gravity 1.34 to 1.39, UV stabla, alkali resistant, with equivalent dia 15-40 micron, minimum melting temperature as 240°C and minimum tensile strength of 300 Mpa and at the rate as specified by the manufacturer. PQC laid, spread and compacted with slip-form paver of minimum 7 50 m width, including curing and tining by Texturing cum Curing Machine complete all as specified and directed. Required surface texturing to be done as specified in Clause 10 1.14 and Table 9 of IRC: 15-2017 complete all as specified and direted. |
| 7 | Finishing surfaces of quality concrete pavement by brooming with broom while concrete is green, complete all as specified and direted. |
| 8 | Removal of excavated material (soil) to a distance exceeding 1.5 Km but n.exc 5.0 Km outside MoD land at the contractor's own arrangement for dumping area if land not available within AF premises without any extra cost and depositing where direcetd. |
| 9 | Forming 300mm depth and Forming 25 mm width expansion joint in concrete slab for full depth of PQC. Early entry saw and subsequent cutting by using diamond bit cutter of appropriate size, straight and smooth edges. Joint cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil, vegetation and other debris. The joint then filled with pre-molded 25 mm thick compressible polyethylene closed cell type filler board as specified, thereafter application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the backup rod and pouring the sealant. Placing of closed cell, medium density, crossed linked polyethylene foam backup rod of 30 mm dia, over filler board and filled with polyurethane based sealant complying with BS- 5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor (MAF) of+/- 30% having minimum 10 year performance guarantee, applying masked tape on the edges of joints and removing the masking tape after filling of sealant as per the method specified by the manufacturer complete as specified and directed. |
| 10 | Cutting of construction joints 25 mm deep and 10 mm wide by early entry saw cut using diamond bit cutter of appropriate size. straight and smooth edges. Joint cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil, vegetation and other debris. Application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the backup rod and pouring the sealant. Placing of closed cell, medium density, crossed linked polyethylene foam backup rod of 12 mm dia, application of bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant complying with BS-5212, BS 4254 and EN- 141875- 2003 with minimum movernent accommodation factor (MAF) of +/- 30% having minimum 10 year performance guarantee, applying masked tape on the edges of joints and removing the masking tape after filling of sealant as per the method specified by the manufacturer complete as specified and directed |
| 11 | Forming dummy/contraction joint with an initial saw cut of 3 mm soon after the concrete has set, upto a depth of 1/3rd to 1/4th the thickness of the slab, widening the first saw cut to 6 mm and 24 mm deep by using diamond bit cutter of appropriate size, straight and smooth edges. Joint cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil, vegetation and other debris. Application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the backup rod and pouring the sealant. Placing of closed cell, medium density, crossed linked polyethylene foam backup rod of 8 mm dia, application of bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant complying with BS- 5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor (MAF) OF +/- 30% having minimum 10 year performance guarantee, applying masked tape on the edges of joints and removing the masking tape after filling of sealant as per the method specified by the manufacturer complete as specified and directed. Please Enable Macros to View BoQ information |
| 12 | Forming dummy/contraction joint with an initial saw cut of 3 mm soon after the concrete has set, upto a depth of 1/3rd to 1/4th the thickness of the slab, widening the first saw cut to 6 mm and 24 mm deep by using diamond bit cutter of appropriate size, straight and smooth edges. Joint cleaned thoroughly with application of compressed air. Joint shall be made dry, vacuum cleaned and free of dirt, oil, vegetation and other debris. Application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the backup rod and pouring the sealant. Placing of closed cell, medium density, crossed linked polyethylene foam backup rod of 8 mm dia, application of bond breaker tape on top of back up rod for complete width of the joint and filled with polyurethane based sealant complying with BS- 5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor (MAF) OF +/- 30% having minimum 10 year performance guarantee, applying masked tape on the edges of joints and removing the masking tape after filling of sealant as per the method specified by the manufacturer complete as specified and directed. Please Enable Macros to View BoQ information |
