Improvement of Road in Package No. 246 Vembakkam Block of Tiruvannamalai District under NABARD RIDF-XXV Tranche 2019-20

Amount

Improvement of Elacheri Arasanipalai Road to Chithalapakkam Km 0/0 - 2/400 (R26)

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, scrubs,saplings and trees of girths upto 300mm, removal of stumps of such trees cut earlie and disposal of unserviceable material and stacking of serviceable materials to be used or auctioned, upto a lead of 1000m including removal and disposal of top organic soil not exceeding 150mm thickness as per technical specification clause 201. etc. comp.

Picking old metalled / B.T surface upto 10 Cm thick as directed by the Departmental Officers

Earth work excavation and depositing on bank within initial lead of 10m & initial lift of 2m in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders SS .20.A

Construction of Granular Sub base by providing well graded material (25 mm to 4.75 mm IRC HBG metal @ 65 %,4.75 to 2.36mm IRC HBG metal @20%&2.36 mm below IRC HBG metal @15%)& (the material passing 425 microns sieve shall have liquid limit and plasticity index not more than 25 & 6% repectively) spreading in uniform layers with motor grader on prepared surface mixing by mix in place method with rotovator at OMC and compacting with three wheel 80-100 KN capacity and finished in accordance with the requirements of the specification and thickness as per approved plans or as directed by the Engineer (Mix -in - place method)

Providing and laying including cost and conveyance of gravel from approved sources to work site including labour for spreading, watering and compacting by power roller to achieve the required Proctor density at 100% compaction at Optimum moisture content and hire fuel charges for powerroller, watersprinkler and all other incidental charges such as traffic barricading and providing dangerlights etc. comp for base-course and side berms

Providing and laying spreading and compacting graded stone aggregate to Wet Mix Macadam(WMM) specification including premixing the material with water at OMC in machanical mix plant carriage of mixed material by tipper to site laying in uniform layers 250mm thick with pavers in SubBase/Base course on well prepared surface and compacting with vibratory roller to achieve the desired density including cost of material,labour charges, rentals for machinery, fuel and all other incidental charges etc., complete.

Applying PRIMECOAT over WMB/ WMM surface at 7.00Kg of SS-1 Bitumen Emulsion / 10 sq.m including labour for spraying, hire charges for bitumen sprayer etc. Comp.

Providing and Laying Dense Bituminous Macadam (DBM) overlay using paver after repairs to cracks and pot holes filing, mixed in hot mix plant of drum type using paving Bitumen 60/70 penetration grade as per IS 73 and percentage of bitumen shall be 4 - 3.5% by weight of total mix aggregates shall conform to grading 1 of table 500 - 4 of clause 507 of MORT&H specifications with all leads and lifts etc., complete and as directed by the Engineer.

Providing and laying Bituminous Concrete (BC) based on Job Mix Formula mixed in hot mix plant of drum type in one layer for overlay as shown in drawing using paving Bitumen 60/70 penetration grade (IS : 73) and aggregates conforming to grading 2 of Table 500 - 15 of MORT& H specifications and BC shall be laid using sensor paver finisher to the required level, grade and compacting to atleast 98% of laboratory Marshall density as per clause 508 of MORT&H Specifications with all leads & lifts etc., complete and as directed by the Engineer.

Providing KM stones

Providing HM stones

Provision for Sign Board

Provision for Name Board

Construction of 1.50 m Culvert at Ch. 600m

Earth work excavation and depositing on bank with in initial lead of 10 m and initial lift of 2m in hard stiff clay, stiff black cotton soil, hard red earth,earth mixed with small sized boulders and hard gravelly soil as per SS 20B.

Cement concrete 1:4:8 mix using 40mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying and curing etc complete.

Supplying and erecting centring for sides and suffits including supports and structing upto 3.29m height for plane surface in all cross bracting using MS sheets of size 90 x 60cm and 10kg stiffened with angle of size 25 x 25 x 3mm for boarding laid over silver oak joists os size 10 x 6.5mm at about 90cm C/C and supported by casuring props of 10cm 13cm dia at C/C etc., complete.

For Abutment and wings

For Bed Block and Deck Slab

Cement concrete 1:3:6 mix using 40mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying and curing etc complete. For Abutments,Wings & Parapet wall

Cement concrete 1:2:4 mix using 20mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying and curing etc complete. For Bed Block & Dirtwall

Supplying and fabrication of steel including cost and conveyance of steel to site and all labour charges for straightening, cutting to length, bending to shape and tying in position and forming grills for all R.C.C works.

Providing and fixing tar paper for bearing b/n bed black and deck slab

Reinforced cement concrete 1:1 1/2:3 mix using 20mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying, and curing etc complete. For Deck Slab

Providing Weep hole by using 100mm AC pipe

Backfilling behind abutment, wing wall and return wall complete as per drawings and technical specification clause 1204.3.8

Construction of un reinforce dowel jointed at expansion and construction joint only plain cement concrete paveement thickness as per design over a prepared sub base with 43 grade cement or any other type as per clause 1501.2.2 M 30 Grade coarse an

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

Subbarayan