WORK SERVICES FOR RESURFACING/ EXTENSION OF CERTAIN LINKS, DISPERSAL AND TARMAC AT AF STN HASIMARA

Amount

Roughening of Entire Concrete/ Pavement surface by using mechanical means and preparing the roughended surface by wire brushes for removing the dirt, spalled concrete etc, sweeper or with compressed air to remove all dirt etc and depositing at places complete all as specified and directed.

Demolition of plain cement concrete (unreinforced) of any description not otherwise specifically provided for, including removing of demolished concrete to a distance upto 1.0 km including loading, unloading and stacking at the destination complete all as specified and as directed.

Material & Labour for repairing cracks in rigid pavement by making trapezoidal groove of required width and 30 mm deep with the help of chiseling or mechanical diamond cutter including removing loose material to a distance exceeding 2 KM as per directions of GE, cleaning the surface by compressor to remove all foreign matter and applying one coat of epoxy primer and filling in with epoxy repair mortar three components epoxy complete all as specified and directed.

Material & Labour for preparing PQC top sufaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc and applying evenly a tack coat with Bitumen VG-10 @ 3.50 kg per 10 Sqm complete all as specified and directed.

Material & Labour for preparing concrete top sufaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc and applying evenly a tack coat with Bitumen VG-10 @ 2.0 kg per 10 Sqm complete all as specified and directed.

Material & Labour for preparing DBM sufaces by cleaning the surface using compressor and removing caked mud etc. sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc and applying evenly a tack coat with Bitumen VG-10 @ 2.0 kg per 10 Sqm complete all as specified and directed.

Material & Labour for premixed Dense Bituminous Macadam (DBM) laid in layers as required for grade correction, thickness of each layer 50 to 100 mm thick (consolidated thickness) using minimum 4.50% binder content by weight of total mix (minimum marshal stability 900 kg) with paving bitumen of grade VG-30 penetration using hot mix plant and laid by using sensor paver, spread, rolled and compacted to required camber and gradient with 8-12 tonne vibratory roller etc as specified in IRC-111 and MoRTH complete all as specified and directed. Note:- (a) No price adjustment shall be applicable if excess quantity of binder content (paving bitumen VG-30 is used/approved in the execution of work under this item. (b) Thickness of DBM shall be provided as required for grade correction as directed by GE. (c) Thickness of each layer to be laid shall be got approved by before execution. (d) 50% extra over minimum thickness of DBM has been considered for changes in Grade correction layer in grade mapping survey. (e) Thickness for execution of DBM shall be considered after grade mapping survey.

Material & Labour for 400 Micron thick transprarent HDPE plythene film of GRADE-I conforming to IS-10889 as anti-friction layer on the base course as per specification with specified overlap between adjacent strip and transverse joint etc complete all as specified and directed. Note:- Side lap shall be 150 mm and end lap shall be 300 mm. The rate quoted shall be deemed included for the laps.

Material & Labour for 225 mm thick Pavemet Quality cement concrete (PQC) work in pavement/Dispersal/taxi link of minimum field flexural strength 40 kg/ sqcm (lower control limit) LCL after 28 days of pavement slab using minimum 400 kg ordinary portland cement Grade 43 per cum with not exc 31.5mm graded crushed stone aggregate conforming to IS: 383(grading and other parameters as per table 600-1 of MoRTH, IRC SP 49 specification) and mixed with non circular synthetic fibre reinforcement @ 0.25% of weight of ordinary portland cement grade 43 of PQC or as per manufacturers instruction, mixed in batching plant transported to site, laid in panels, spread and compacted using slip form sensor paver, mechanically vibrated and bull nosing/rounding off the edges, curing compund, finishing the surface by beliting and brooming without using extra cement etc including necessary form work etc complete all as specified and directed. Notes:- (a) Flexural strength shall be established by beam test and design mix formula should be compactible to as per IRC-44-2008, IS-456. (b) The non circular fibre synthetic reinforcement mixed with concrete shall be measured and paid separately as 'supply only' under respective item (c) All types of joints shall be measured and paid spearately under respective items . Curing compound shall be applied at the paving stage after broom finish and surface is dry and rate for use of curing compound shall be included in the unit rate quoted. (d) No deduction shall be made from concrete for space occupied by construction and dummy joint. However, deduction shall be made for the space occupied by expansion joints.

Material & Labour for 400 mm thick pavement quality cement concrete (PQC) work in pavement/Dispersal/taxi link of minimum field flexural strength 40 kg/sqcm (Lower control limit) LCL after 28 days of pavement slab using minimum 400 kg ordinary portland cement Grade 43 per cum with not exc 31.5 mm graded crushed stone aggregate conforming to IS: 383(grading and other parameters as per table 600-1 of MoRTH, IRC SP 49 specification) and mixed with non circular synthetic fibre reinforcement @ 0.25% of weight of ordinary portland cement grade 43 of PQC or as per manufacturers instuction, mixed in batching plant transported to site, laid in panels, spread and compacted using slip form sensor paver, mechanically vibrated and bull nosing/rounding off the edges, curing compound, finishing the surface by belting and brooming without using extra cement etc including necessary form work etc complete all as specified and directed. Notes:- (a) Flexural strength shall be established by beam test and design mix formula should be compactible to as per IRC-44-2008, IS-456 (b) The non circular fibre synthetic reinforcement mixed with concrete shall be measured and paid separately as 'supply only' under respective item . (c) All types of joints shall be measured and paid spearately under respective items. Curing compound shall be applied at the paving stage after broom finish and surface is dry and rate for use of curing compound shall be included in the unit rate quoted.

Material & Labour for 300 mm thick pavement quality cement concrete (PQC) work in pavement/Dispersal/taxi link of minimum field flexural strength 40 kg/sqcm (Lower control limit) LCL after 28 days of pavement slab using minimum 400 kg ordinary portland cement Grade 43 per cum with not exc 31.5 mm graded crushed stone aggregate conforming to IS: 383(grading and other parameters as per table 600-1 of MoRTH, IRC SP 49 specification) and mixed with non circular synthetic fibre reinforcement @ 0.25% of weight of ordinary portland cement grade 43 of PQC or as per manufacturers instuction, mixed in batching plant transported to site, laid in panels, spread and compacted using slip form sensor paver, mechanically vibrated and bull nosing/rounding off the edges, curing compound, finishing the surface by belting and brooming without using extra cement etc including necessary form work etc complete all as specified and directed. Notes:- (a) Flexural strength shall be established by beam test and design mix formula should be compactible to as per IRC-44-2008, IS-456 (b) The non circular fibre synthetic reinforcement mixed with concrete shall be measured and paid separately as 'supply only' under respective item . (c) All types of joints shall be measured and paid spearately under respective items. Curing compound shall be applied at the paving stage after broom finish and surface is dry and rate for use of curing compound shall be included in the unit rate quoted.

Supply only non circular synthetic polyster fibre, 12+1 mm long with effective diameter 30-40 micron, designed for melting point 240-250 degree celsius and having specific gravity 1.34 to 1.39 all as specified and directed.

Material & Labour for forming Construction joint of 8 mm wide and 25 mm deep using diamond cutter with closed cell, medium density, cross linked polythelene foam back up rod of 10 mm dia, for complete width of the joint, and priming to 13 mm with apporved primer and filling with polyeurethene based sealant (leaving 2-3 mm recess from top), applying masking tape on edge of joint to avoid accidental spillage of sealant and removing the masking tape after filling of sealant all as per directions of the manufacturer, complete all as specified and directed.

Material & Labour for forming 25mm wide Expansion joint for full depth of PQC of depth 225 mm using diamond cutter with closed cell with closed cell, medium density, cross linked polythene foam back up rod of 30 mm dia, 25 mm pre-moulded compressible filler board priming to 15 mm deep with apporved primer and filling with polyeurethene based sealant, applying masking tape on edge of joint to avoid accidental spillage of sealant and removing the masking tape after filling of sealant all as per directions of the manufacturer complete as specified and directed.

Material & Labour for forming 25mm wide Expansion joint for full depth of PQC 400 mm deep with closed cell, medium density, cross linked polythene foam back up rod of 30 mm dia, 25 mm pre-moulded compressible filler board priming to 15 mm deep with apporved primer and filling with polyeurethene based sealant, applying masking tape on edge of joint to avoid accidental spillage of sealant and removing the masking tape after filling of sealant all as per directions of the manufacturer complete as specified and directed.

Material & Labour for forming 8 mm wide and 65 mm deep dummy/contraction joint using diamond cutter with initial saw cut with 3 mm blade soon after concrete sets for the depth of 75 mm and priming to 15 mm deep from top with approved primer applyig masking tape of edge of joint to pavement accidental spillage of sealant and filling with polyeurethene based sealant to close cells (leaving 2-3 mm recess from top), medium density, cross linked polyethylene foam back up rod of 10mm dia, for complete width of the joint, and removing the masking tape after filling of sealant all as per directions of the manufacturer complete all as specified and directed.

Material & Labour for forming 8 mm wide and 120 mm deep dummy/contraction joint using diamond cutter with initial saw cut with 3 mm blade soon after concrete sets for the depth of 120 mm and priming to 15 mm deep from top with approved primer applyig masking tape of edge of joint to pavement accidental spillage of sealant and filling with polyeurethene based sealant to close cells (leaving 2-3 mm recess from top), medium density, cross linked polyethylene foam back up rod of 10mm dia, for complete width of the joint, and removing the masking tape after filling of sealant all as per directions of the manufacturer complete all as specified and directed.

Material & Labour for painting lines, dashes, arrows, letters etc on roads, pavements and the like exc 10 cm wide with road marking paint, white or godlen yellow, as per manufacturer instruction complete all as specified and as directed.

Surface Excavation n.exc 30 Cm deep and averaging 15 cm deep and getting out in soft/ loose soil complete all as specified and as directed.

Excavating over areas not exceeding 1.5 m deep and getting out in soft/loose soil complete all as specified and as directed.

Excavating over areas not exceeding 1.5 m deep and getting out in hard/dense soil complete all as specified and as directed.

Material & Labour for rolling and consolidating formation surfaces in cutting to required gradient and camber including filling the hollows and depressions with approved earth under optimum moisture conditions (OMC) to achieve density atleast 98% of modified proctor density determination method as per relevant IS code by using power roller of capacity 8 to 12 tonne, complete all as specified and directed.

Removing excavated soil to a distance exc.1.0 km but not exc 1.5 km and depositing where directed at a level n.exc 1.5 m above the starting point complete all as specified and as directed.

Material & Labour for 300mm thick GSB (Granular sub-base) grade V as per Morth table 400-I of MORTH, IRC specification spreading in two layers not exceeding 150 mm thick each, watering, ramming/rolling by tandem vibrator roller & transverse gradient and required camber for achive field compaction at least 98% of MDD (Maximum dry density) determined using modified procter density determination method as per IS code and CBR (Min 20) as per MoRTH complete all as specified and as directed.

Material & Labour for providing 150 mm thick (compacted thickness) Wet Mix Macadam in two layers (each layer 75 mm thick, compacted separately) with crushed stone aggregate of specified grading, spread using mechanical sensor paver/ grader as specified rolled and consolidated using 8 to 10 tonne capacity tandom vibratory power roller to required gradient and camber to achieve minimum 98% density of MDD (Maximum dry density) determined using modified procter density determination method as per IS code and as per MoRTH clause 406 complete all as specified and as directed.

Material & Labour for 150 mm thick construction of rolled cement concrete base course (referred as Dry Lean Concrete) of compressive strength not less than 10 Mpa at 7 days for each consecutive group of 5 cube of individual strength of cube shall not less than 7.5 mpa at 7 days using Table 600-1 for grading of aggregate, minimum cement content shall not be less than 180 kg/ cum including spreading and compacted by using machanical paver and vibratory roller to thickness of 150 mm including necessary form work finishing etc complete all as specified and as per MoRTH specification 601 complete all as specified and as directed. Note:- (a) DLC under this item is to be provided to a width of 600 mm extra on both sides of proposed PQC layer by the contractor for easy movement of slip form paver. This extra width however shall not be measured and paid for. However, the rate quoted shall be deemed to include for this aspect. (b) No price adjustment shall be applicable if excess quantity of cement content used in the work as approved in the Design Mix exceed 180 kg. (c) The rate quoted shall be inclusive of use and waste of form work for total thickness. NOTE:- (a) No price adjustment shall be applicable if quantity of Cement content used in the work as approved in the Design Mix exceeds 150 Kg. (b) The rate quoted shall be inclusive of use and waste of form work for total thickness.

Surface dressing in soft/ loose soil n.exc. 15 cm deep complete all as specified and as directed.

Material & Labour for 200 mm soling (or sub base) with broken boulders or broken quarried stone, interstices filled, surface formed and rolled and consolidated to required gradient and camber complete all as specified and as directed.

Material & Labour for 200 mm thick PCC (1:2:4) type B2 (using 40mm graded stone aggregate) as in floor and finished the surface even and smooth without using extra cement complete all as specified and directed.

Material & Labour for forming Construction joint of 8 mm wide and 30 mm deep using diamond cutter filling with sealing cmpound Grade "B" based sealant (leaving 2-3 mm recess from top), all as per directions of the manufacturer, complete all as specified and directed.

Material & Labour for forming 25mm wide Expansion joint for full depth of PCC (of depth 200 mm) using diamond cutter, pre-moulded compressible filler board priming to 15 mm deep with apporved primer and filling with sealing cmpound Grade "B" based sealant, all as per directions of the manufacturer complete as specified and directed.

Material & Labour for forming 8 mm wide and 65 mm deep dummy/contraction joint using diamond cutter filling with sealing cmpound Grade "B" based sealant all as per directions of the manufacturer complete all as specified and directd.

Forming embankments including raising (or lowering) earth, spreading in layers n exc. 30 cm thick; watering, ramming/rolling and finishing to required size, shape, etc., n exc. 1.5 m high from base complete all as specified and directed.

Rough excavation n. exc. 1.5 m deep and getting out in soft/ loose soil complete all as specified and directed.

Removing excavated soil to a distance exc. 1.50 km but not exc 5 km and depositing where directed, at a level n.exc 1.5 m above the starting point complete all as specified and as directed.

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in soft/loose soil complete all as specified and as directed.

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in hard/dense soil complete all as specified and as directed.

Material & Labour for PCC (1:4:8) type D2 (using 40 mm graded stone aggregate) as in foundation, filling and mass concrete complete all as specified and as directed.

Use and waste of formwork to side of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter for rough finished surface of concrete in flat complete all as specified and directed.

Use and waste of form work to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, butresses etc, vertical or to batter for rough finished surface, curved, complete all as specified and directed.

Use and waste of formwork to soffits of suspended slab such as roof slabs, landings and similar work thickness not exceeding 200 mm thick (Horizontal or sloping) with fair finished surfaces of concrete complete all as specified and as directed.

Material & Labour for RCC M 30 (Design mix) (using 20 mm graded stone aggregate) as in foundations including rafts, footings, foundation beams, plinth beams, bases for columns etc, complete all as specified and directed.

Material & Labour for RCC M 30 (Design mix) (using 20 mm graded stone aggregate) as in walls, retaining walls, ballast wall and the like, any thickness, above top on footings, including attached pillasters and butresses, complete all as specified and directed.

Material & Labour for RCC M 305 (Design mix) (using 20 mm graded stone aggregate) as in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like, complete all as specified and directed.

Material & Labour for MS TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips, quality confirming to Fe-410-S or Fe-410-O complete all as specified and as directed.

Returning, filling in trenches including spreading leveling, watering and well ramming in layers not exceeding 25 cm thick, soft/loose soil, complete all as specified and directed.

Removing excavated soil to a distance not exceeding 50 m and depositing where directed at a level, not exceeding 1.5 metre above the starting point, complete all as specified and directed.

Material & Labour for Brick work with sub class ‘B’ old size bricks, straight or curved on plan exc 6m mean radius, built in cement mortar (1:4) complete all as specified and as directed.

Material & Labour for 15 mm thick rendering on fair faces of brick work or concrete surfaces of walls in cement mortar (1:6) finished even and fair without using extra cement complete all as specified and as directed.

S&F MS framed work such as grills, grating etc., with ends of bars shouldered and/or riveted or forged into spikes, framed guard bars, barred iron doors, ladders, framed balusters, walkways, railings, framework of water tanks and similar work confirming to FE-290, Grade E-165, complete all as specified and directed.

Material & Labour for preparation of new steel surfaces of any description over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and as directed.

Material & Labour for PCC (1:2:4) type B1 (using 20mm graded stone aggregate) in copings, hold fasts and the like etc including weathering, slightly rounded or chamfered angles and throating including necessary form work complete all as specified and as directed.

Material & Labour for 600mm bore RCC pipe Class NP3 (ISI marked) with collars, laid and jointed, complete all as specified and directed.

Material & Labour for preparing old bitumenous surface by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc including evenly applying a priming/ tack coat @ 5 kg per 10 Square Metre (using bitumen VG-10) complete all as specified and as directed.

Material & Labour for providing Bituminous premix Semi Dense Asphaltic Concrete (SDAC), 40mm consolidated thickness with 5.5% binder content (using paving Bitumen of grade VG-30) by weight of total mix, rolled and compacted to required camber and gradient, complete all as specified and directed.

Material & Labour for Taking out / Dismantling of existing elevated Taxi way, Dispersal edge light, CI box, disconnecting all electric wiring including transportation to and from the runway site upto store for safe handling in the Air Force Authority including Re-installation, testing and commissioning of the same at new raised surface of Taxiway / Dispersal / Links and making good the existing surface with adequite materials to match the existing surface complete all as specified and as directed.

Supply only gasket for elevated Runway & Taxiway, edge lights, as per existing, complete all as specified and directed.

Supply only Taxiway Omni-Directional Elevated Blue light with and including 36W halogen lamp, connecting lead, coupling, base plate with other accessories, as required, complete all as specified and directed.

D. K. PROJECT PRIVATE LIMITED

Brahma Infra

SARAOGI BUILDERS LIMITED

NSC Projects Pvt. Ltd.