REPAIR TO JOINT FILLING OF RUNWAY PTT ALL TAXI DISPERSAL AND CRACK FILLING OF FLEXIBLE PORTION OF RUNWAY UNDER GE (AF) PATHANKOT

Amount

Excavating over areas, n exc 1.5 m deep and getting out in soft/loose soil complete all as specified and directed by Engr-In-Charge.

Removing excavated material n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and directed by Engr-In-Charge.

Material and Labour for cement concrete in foundation type C 2, 1:3:6 ( 40 mm gde stone aggregate) as in filling and mass concrete complete all as specified and directed by Engr-In-Charge.

Material and Labour for 20 mm sand filling under floors or in foundations including watering and consolidation complete all as specified and directed by Engr-In-Charge.

Material and Labour for Rubberised precast conctete interlocking paver block with grey cement and no pigment any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade complete all as specified and directed by Engr-In-Charge.

Providing, cement concrete Type C1 1:3:6 (20 mm )graded in roof kerbs or mud stops, rounded or chamfered on Edges , in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs not provided for in Item 04028, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, complete all as specified and directed by Engr-In-Charge.

Material and Labour for bringing extra earth if required from outside ministry of defence (MOD) land at a distance exc 250 m and not exc 6.00 Km for filling and raising (or lowering) earth, spreading in layer not exc 25 cm thick, watering, compacting and Rolling with a roller of capacity of 8-10 tonne and finishing to required gradient/ shape and deposited where complete all as specified and directed by Engr-In-Charge.

Mateial and Labour PVC intimation sign boards of different size and 5mm thick with retro reflective coloured cover tape of approved make and pvc coated conduit square of size 40mmx40mm leg 600 mm length of supports, including excavation in post holes ,embedded in ground upto 0.5m in depth in cement concrete 1:2:4 using 20 mm graded crushed stone aggregate with two or more vertical post as required on site and support of board exc. 5 cm with sheet or strong fibre backbone to prevent disintegration during strom complete all as specified and directed by Engineer-in-Charge.

Racking out existing filling in dummy/construction joints upto 25mm width and depth as required to provide backup rod and minimum 15mm thick sealant compound and making it perfectly U shaped with vertical sides by means of mechanical cutter and ensure that joints should be cleaned to remove sealing compound from sides of joint , after cleaning and fanning with air compressor to make the joints free from all loose material (i.e. dirt/dust etc ) and provide polyethylene foam rod backup material of suitable size (Backup rod to be fixed with wooden roller) and applying primer of approved make to side and bottom of joints and filling with polyurethane sealant of approved make(minimum 15mm thick over backup rod) , all as manufacturer instruction and old material should be removed from Technical area as directed by Engineer-in-Charge. Note: (1) Masking tape on edge of joint to be provided on top surface to give neat finish to sealant and removing the masking tape after sealant is applied. (2) An exclusive team of 06 labourers for each task such as removing of existing fiiling, cleaning of open opened joint, finishing of edges with grinder/cutter, applying of primer by one forward stroke and second backward stroke of brush, then applying joint sealant after appropriate time gap and as directed by the Manufacturer's instruction. (3) Quantity of joint filling material required for complete quantity of 8000 RM shall be produced by contractor in one lot from approved manufacturer and deposited to under supervision of Engr-in-Charge within 4 weeks of issue of approval for make. Failure to meet this condition shall invoke a panel deduction of Rs. 12000 per week beyond the due date.

Racking out existing filling in dummy/construction joints above 25mm wide upto 40mm wide (for more than 40mm width of joint, for every 25mm width additional length will be measured) and depth as required to provide backup rod and minimum 15mm thick sealant compound and making it perfectly U shaped with vertical sides by means of mechanical cutter and ensure that joints should be cleaned to remove sealing compound from sides of joint , after cleaning and fanning with air compressor to make the joints free from all loose material (i.e. dirt/dust etc ) and provide polyethylene foam rod backup material of suitable size (Backup rod to be fixed with wooden roller) and applying primer of approved make to side and bottom of joints and filling with polyurethane sealant of approved make(minimum 15mm thick over backup rod) , all as manufacturer instruction and old material should be removed from Technical area as directed by Engineer-in-Charge. Note: (1) Masking tape on edge of joint to be provided on top surface to give neat finish to sealant and removing the masking tape after sealant is applied. (2) An exclusive team of 06 labourers for each task such as removing of existing fiiling, cleaning of open opened joint, finishing of edges with grinder/cutter, applying of primer by one forward stroke and second backward stroke of brush, then applying joint sealant after appropriate time gap and as directed by the Manufacturer's instruction. (3) Quantity of joint filling material required for complete quantity of 7500 RM shall be produced by contractor in one lot from approved manufacturer and deposited to under supervision of Engr-in-Charge within 4 weeks of issue of approval for make. Failure to meet this condition shall invoke a panel deduction of Rs. 12000 per week beyond thr due date.

Ashoka Engineers