Improvements to the road AR road to Satravada via Gundrajukuppam from km 0/0 to 7/0 in Chittoor District (2nd Call)

Providing, Laying, Spreading and compacting graded HBG crushed stone aggregate to Wet Mix macadem specification (5th Revision) as per Table 400-13, including cost of all materials and including premixing the material with water at OMC in Mechanical mix plant carriage of mixed material by tipper to site, laying in uniform layers with paver in base courses on well prepared surface and compacting with Vibratory roller to acheive the desired density etc., as directed by the Engineer-in-Charge and as per MoRT&H specification.406 (5th revision) for finished item of work.

Providing BT Patch work for pot holes of depth ranging from 50 to 70 mm ,using 40 to 45 mm IRC HBG metal with required quantity of 9.50-11.20mm size HBG key chips and 42 Kgs of 80/100 grade Bitumen per one cum of work for filling the pot holes including removal of the loose materials in the pot holes , trimming the edges to provide firm vertical faces , cleaning , applying tack coat , filling the pot holes , compacting with 8-10T power road roller to achieve the desired compaction and finishing including sand flushing cost and conveyance of coarse aggregate to site of work and all operational charges of all T&P cost of diversion traffic, providing caution boards etc., complete as directed by the departmental officers in the following reaches as per MoRT&H Specification 3004.

Providing and applying prime coat with bitumen emulsion (CSS1) Bulk using emulsion pressure distributor on prepared surface of granular base including clearing of road surface and spraying emulsion at the rate of 0.70 kg/sqm using emulsion pressure distributor for finished item of work etc., complete as per MoRT&H Specification 502 (5th revision) and as directed by the Engineer-in-charge

Providing and applying tack coat with bitumen VG-10 (Bulk) using Bitumen pressure distributor at the rate of 0.20 kgs per sqm on the prepared bituminous surface cleaned with mechanical broom for finished item of work as per MoRT&H Specification 503 (5th revision) and as directed by the Engineer-in-Charge.

Providing 30mm thick compacted Bituminous Concrete with 100-120 TPH Batch Type Hot Mix Plant using HBG crushed aggregates of Grading - 2 as per table 500-17, premixed with Bituminous binder of VG 30 Grade as per jobmix formula with a minimum of 5.4% by mass of total mix and filler, transporting the hot mix to work site, laying with hydrostatic sensor paver finisher to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRT&H Specification 507 (5th Revision) complete for finished item of work in all respects as directed by Engineer-in-Charge

Forming shoulders with borrowed useful seclected earth having MDD of not less than 1.75 gms/cc from outside road boundary by mechnical means with all leads and lifts including pre-watering of soil at borrow area, removal of top soil, excavation of soils at Borrowed area, conveyance of soil, depositing the soils on the embankment, spreading soils, breaking clods, sectioning and consolidation with vibratory road roller @OMC to meet requirement of table 300-2 of MORT&H including all hire and operational charges of T&P, complete for finished item of work as per MORT&H specification 305 (5th revision)

Removal of unserviceable soils upto SDR including excavation, loading and disposal upto 1000 mts etc., complete for finished item of work as per MoRT&H specification 301(5th Revision) and as directed by the Engineer-in-Charge

Construction of Granular sub-base by providing HBG material confirming to Grading - V of MoRT&H Table 400-1 including cost and conveyance of all materials to work site and spreading in uniform layers with motor grader or by approved means, on prepared surface mixing by mix in place method with Rotavator / approved means at OMC and compacting with vibratory roller to achieve the desired density etc., complete for finished item of work as per MoRT&H Specification 401 (5th revision) and as directed by the Engineer-in-charge.

Providing Vibrated Cement Concrete (1:3:6) mix using 40mm size HBG crushed stone aggregate and fine aggregate conforming to table 1000-2 of MoRT&H including cost, conveyance of all materials to site and labour charges, centering, machine mixing, laying, Vibrating, curing etc., including all other incidental and operational charges of all T&P etc., complete for finished item of work as per MoRT&H specification 1500,1700, 2100 (5th Revision) and as directed by the Engineer-in-Charge for leveling course

Providing, laying Reinforced cement concrete Hume pipes of 600mm Dia., NP-4 class for pipe culverts including cost and conveyance of Pipes etc., complete and Labour charges for laying, jointing of 600mm dia. R.C.C Hume pipes in position including lifting, aligning, lowering and hoisting etc., as per drawing and as per MoRT&H Specification 2900, 2905 and 2906 (5th Revision) and IRC Special Publication No: 13 and as directed by the Engineer-in-Charge for finished item of work.

Vibrated cement concrete M 35 grade using 20mm & 10mm HBG crushed stone aggregate (Coarse aggregate conforming to table 1000-1 and fine aggregate conforming to table 1000-2) including cost, conveyance of all materials to site and labour charges, centering, machine mixing, laying, vibrating, curing etc., including all other incidental and operational charges of all T&P etc., complete for finished item of work as per MoRT&H specification 1500, 1700, 2100 & 2702 (5th Revision) and as directed by the Engineer-in-Charge for C.C Pavement.

Providing Uncoated Mild Steel bars (Fe-250) of different diameters, wrought and put up bars of all diameters including cost and conveyance of steel to site and all labour charges for fabrication of reinforcement including cutting, bending, binding rods, tying grills, placing them in position etc., complete including cost and conveyance of binding wire and all handling charges and operational charges etc., and including over lapping welding if required etc., complete for all R.C.C items for finished item of work as per standard drawings, as per the directions of the Engineer-in-Charge and as per MoRT&H specification 1600 & 2200 (5th revision) and as per I.S.1786 of 1985.

Cost and supply of Mastic pads 25.40 mm thick ilncluding cost and conveyance of mastic pads to the required size and fixing in position etc., complete as directed by the Engineer-in-charge.

Supplying and laying of seperation membrane 125 micron and as per ISI standard specification duly fixing over CC(1:4:8) including cost, conveyance of all materials etc., complete and as directed by the Engineer-in-Charge during execution of work.

Construction sawn joining groove (using diamond studded blades) 3 to 5 mm wide and 1/4 to 1/3 depth of slab+/- 5mm or as stipulated in the drawings and dowel bars complying with clause 602.6.5 of specifications for road and Bridge works (3rd revision) published at new to Delhi in 1995 bu IRC on behalf of Government of India, Ministry of surface transport and directed in the drawings the construction joints shall be cut as soon as concrete as under gone initial hardening and as hard enough to take the load of jint sawing machine with out causing damage to the slab. The joint ceiling compound shall be of hot pured bitumen type having flexibility, resistance to age hardening and durabulity of the sealent shall be in accordance with BS 5212 ( part 2) with all lead & lift including cost and conveyance of all materials etc., complete for 50 mm depth