Special repair and rehabilitation of Airfield Pavements

Amount

Providing and applying tack coat using hot straight run bitumen of VG-30 including heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing Runways/Road surface as per specifications. complete in all respects as per the direction of E-I-C. On existing Concrete surface @ 0.45 kg/sqm

Providing and applying tack coat using hot straight run bitumen of VG-30 including heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing Runways/Road surface as per specifications. complete in all respects as per the direction of E-I-C. On existing bituminous surface @ 0.35 kg/sqm

Providing and Laying in position Compogrid 100(CG-100) on Runways and Taxiways over cleaned bituminous surface immediately after application of tack coat with overlaps at end to end roll joints of 150 mm and overlap in longitudinal joints of 100 mm as required as per direction of Engineer-in-Charge.

Providing and laying Stone Matrix Asphalt (SMA) with Hot Mix Plant meeting the requirement as per MoRT&H Specification using coarse aggregates ,fine aggregates, mineral filler ,pelletized cellulose fiber and bituminous binder of required specification including screening ,cleaning of chips and preparing a unifrom and homogenous mix and transporting the hot mix to work side laying with a hydrostatic paver finisher with sensor control / manual to the required grade, level and alignment , rolling with smooth wheeled , vibratory and tandom rollers to achive the desired compaction as per MoRT&H Specifications for road and bridge work complete in all respect. 13 mm SMA with layer thickness 25-50 mm.

Providing and laying of Hot Mix Semi Dense AsphalticConcrete (SDAC) using crushed stone aggregate of quality, size and grading as specified and 2% cement by weight of aggregates as filler and Viscosity Grade Bitumen(supplied in bulk) in proportions as perjob mix formula and laid to specified levels, grade and camber as perspecification, drawings and as directed by the Engineer-in-Charge including compacting with 8-10 tonne, preferably vibratory road roller of adequate capacity to achieve the specified values of compaction, strength, surfaceaccuracy complete [for tendering purpose VG bitumen of grade VG-30 content shall be taken as 120 kg/m3 of mix supplied in bulk produced by Govt. Refineries and 2% cement by weight of aggregates as filler material].

Providing and laying of Hot Mix Dense Asphaltic Concrete (DAC) using crushed stone aggregate of quality, size and grading as specified and 2% cement by weight of aggregates as filler of quality as specified and Viscosity Grade Bitumen (supplied in bulk) in proportions as per job mix formula and laid to specified levels, grade and camber as per specification, drawings and as directed by the Engineer-in-Charge including compacting with 8-10 tonne, preferably vibratory road roller of adequate capacity to achieve the specified values of compaction, strength, surface accuracy complete [for tendering purpose VG bitumen of grade VG-30 content shall be taken as 135 kg/m3 of mix supplied in bulk produced by Govt. Refineries and 2% cement by weight of aggregates as filler material].

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Dismantling manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. bituminous road

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading and spreading within airport boundary beyond the 50 m initial lead, including all lifts as per direction of Engineer-in-charge.

Painting runway/taxi track/apron marking with adequate nos of coats to give uniform finish with road marking paint of superior make as approved by the Engineer-in-charge, i/c cleaning the surface of all dirt, scales, oil, grease and other foreign material etc. and lining out complete. New work (One or more coats).

Laying of 40mm GI pipe (medium class) complete with accessories like couplers, bends ,tee etc. complete as required. for GLF work including machine cutting of shoulders / runway /taxiway surface in bituminous area of width 110mm and upto 150mm deep ,by saw cutting, taking the excavated material out of the area within a lead of 2 kms.and after cleaning pipe channel by air compressor machine applying tack coat of grade VG-30 and refilling with Semi Dense Asphaltic Concrete ( Bituminous mix as per the technical Specifications of Semi Dense Asphaltic Concrete (SDAC) agreement item ) as per the site requirement and as per directions of the EIC.

Laying of 40mm GI pipe (medium class) complete with accessories like couplers, bends ,tee etc. complete as required. for GLF work including machine cutting of shoulders / runway /taxiway surface in concrete area of width 110mm and upto 150mm deep ,by saw cutting, taking the excavated material out of the area within a lead of 2 kms.and after cleaning pipe channel by air compressor machine applying tack coat of grade VG-30 and refilling with Semi Dense Asphaltic Concrete ( Bituminous mix as per the technical Specifications of Semi Dense Asphaltic Concrete (SDAC) agreement item ) as per the site requirement and as per directions of the EIC.

Laying of 50/40 mm double wall corrugated high density polyethylene DWC pipe complete with accessories like couplers, bends ,tee etc. complete as required. for GLF work including machine cutting of shoulders / runway /taxiway surface in bituminous area of width 110mm and upto 150mm deep ,by saw cutting, taking the excavated material out of the area within a lead of 2 kms.and after cleaning pipe channel by air compressor machine applying tack coat of grade VG-30 and refilling with Semi Dense Asphaltic Concrete ( Bituminous mix as per the technical Specifications of Semi Dense Asphaltic Concrete (SDAC) agreement item ) as per the site requirement and as per directions of the EIC.

Laying of 50/40 mm double wall corrugated high density polyethylene DWC pipe complete with accessories like couplers, bends ,tee etc. complete as required. for GLF work including machine cutting of shoulders / runway /taxiway surface in concrete area of width 110mm and upto 150mm deep ,by saw cutting, taking the excavated material out of the area within a lead of 2 kms.and after cleaning pipe channel by air compressor machine applying tack coat of grade VG-30 and refilling with Semi Dense Asphaltic Concrete ( Bituminous mix as per the technical Specifications of Semi Dense Asphaltic Concrete (SDAC) agreement item ) as per the site requirement and as per directions of the EIC.

Laying of 65 mm GI pipe (medium class) complete with accessories like couplers, bends ,tee etc. complete as required. for GLF work including machine cutting of shoulders / runway /taxiway surface in bituminous area of width 140mm and upto 200mm deep ,by saw cutting, taking the excavated material out of the area within a lead of 2 kms.and after cleaning pipe channel by air compressor machine applying tack coat of grade VG-30 and refilling with Semi Dense Asphaltic Concrete ( Bituminous mix as per the technical Specifications of Semi Dense Asphaltic Concrete (SDAC) agreement item ) as per the site requirement and as per directions of the EIC.

Laying of 65 mm GI pipe (medium class) complete with accessories like couplers, bends ,tee etc. complete as required. for GLF work including machine cutting of shoulders / runway /taxiway surface in concrete area of width 140mm and upto 200mm deep ,by saw cutting, taking the excavated material out of the area within a lead of 2 kms.and after cleaning pipe channel by air compressor machine applying tack coat of grade VG-30 and refilling with Semi Dense Asphaltic Concrete ( Bituminous mix as per the technical Specifications of Semi Dense Asphaltic Concrete (SDAC) agreement item ) as per the site requirement and as per directions of the EIC.

Laying of 90 mm OD double wall corrugated high density polyethylene DWC pipe complete with accessories like couplers, bends ,tee etc. complete as required. for GLF work including machine cutting of shoulders / runway /taxiway surface in bituminous area of width 140mm and upto 200mm deep ,by saw cutting, taking the excavated material out of the area within a lead of 2 kms.and after cleaning pipe channel by air compressor machine applying tack coat of grade VG-30 and refilling with Semi Dense Asphaltic Concrete ( Bituminous mix as per the technical Specifications of Semi Dense Asphaltic Concrete (SDAC) agreement item ) as per the site requirement and as per directions of the EIC.

Laying of 90 mm OD double wall corrugated high density polyethylene DWC pipe complete with accessories like couplers, bends ,tee etc. complete as required. for GLF work including machine cutting of shoulders / runway /taxiway surface in concrete area of width 140mm and upto 200mm deep ,by saw cutting, taking the excavated material out of the area within a lead of 2 kms.and after cleaning pipe channel by air compressor machine applying tack coat of grade VG-30 and refilling with Semi Dense Asphaltic Concrete ( Bituminous mix as per the technical Specifications of Semi Dense Asphaltic Concrete (SDAC) agreement item ) as per the site requirement and as per directions of the EIC.

Taking GPS based co-ordinates by using total station and identifying the locations of light fixtures, route of cable etc based on GPS co-ordinates and marking , submission of reports and design of runway light (such as REH,TXE,TXC,RCL STB,etc) as per ICAO Specification .as required and as per directions of the Engineer In charge.

PABSCON