Improvements to riding surface Chebrolu - Undi road from km 17/2 to 18/0 & km 20.400 to 24.400, km 24.800 to 25.600, km 29.400 to 29.800, km 30.500 to 31.123 in West Godavari District.

BT road Scarifying the existing B.T surface to a depth of 50 mm by Mechanical means and disposal of scarified material with all leads and lifts upto 1000 Mtrs as per MoRT&H (5th Revision) Specn. No.305.4.3

Providing B.T. patch work for pot holes using 40 to 45mm HBG metal with required quantity of 10 to 12mm 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 loose material in the pot holes trimming the edges to provide form vertical faces cleaning applying tack coat filling the pot holes compacting and finishing including cost and conveyance of materials, T&P charges and all labour charges for all operations etc., complete for finished item of work as directed by the Engineer-in-charge in the following reaches.

Providing B.T. patch work for pot holes using 20 mm HBG machine crushed metal with required quantity of 10 to 12mm size HBG key chips and 80/100 grade bitumen at 72 Kgs / 1 cum of work for filling the pot holes including removal of loose material in the pot holes, trimming the edges to provide form vertical faces, cleaning, applying tack coat, filling the pot holes compacting with power Road roller of 8 to 10 T and finishing including cost and conveyance of materials T&P charges and all labour charges for all operations etc., complete for finished item of work as directed by the Engineer-in-charge in the following reaches.

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, 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 and applying prime coat with bitumen emulsion (SS1) 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 0.25 kgs per sqm on the prepared Granular surface treated with primer 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 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 and laying of 50mm thick Bituminous Macadam with 100 -120 TPH hot mix plant producing an average output of 75 tonnes per hour using hard blasted granite crushed aggregates of Grading - II as per table 500-7 of MoRT&H specificaion 504 (5th Revision) premixed with bituminous binder of VG-30 grade @ 3.4 % by weight of total mixture, transported to site, laid over a previously prepared surface with Hydrostatic paver finisher with sensor control to the required grade, level and alignment and rolled as per Clauses 501.6 and 501.7 to achieve the desired compaction for finished item of work as directed by the Engineer-in-Charge including hire and opeational charges all T&P and all other contingent charges necessary, complete and as per MoRTH specification No. 504 (5th Revision).

Providing and laying of 30 mm thick Bituminous Concrete with 100 - 120 TPH batch type hot mix plant producing an average output of 75 tones per hour using hard blasted granite crushed aggregates of Grading – II as per Table 500-17 of specification 507 of MoRT&H (5th revision), premixed with Bituminous binder of VG 30 Grade @ 5.4 % of 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) (Payment will be made based on levels for finished item of work)

Rettaining wall Earthwork excavation in soils upto SDR by mechanical means for foundations of structures as per drawing and technical specification including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing sides of bottom, back filling the excavation earth to the extent required etc., complete for finished item of work, excluding seigniorage charges, as per MoRT&H specification 304 (5th Revision) and as directed by the Engineer-in-Charge

Sand filling in foundation including cost and conveyence of all materials to site and watering, tamping etc., complete for finshed item of work as per MoRT&H specification 304 (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 foundation.

Vibrated cement concrete M 15 Grade Concrete using 40mm, 20mm and 10mm size HBG crushed stone aggregate (Coarse aggregate conforming to table 1000-1 and fine aggregate conforming to table 1000-2) including cost and conveyance of all materials to site and all labour charges for machine mixing, laying in position, Compacting, Vibrating and curing including all other incidental and all other operational charges of T&P required etc., complete as per MoRT&H Specification 1500, 1700, 2100 (5th Revision) for footings and Raft foundation.

Vibrated cement concrete M 15 Grade Concrete using 40mm, 20mm and 10mm size HBG crushed stone aggregate (Coarse aggregate conforming to table 1000-1 and fine aggregate conforming to table 1000-2) including cost and conveyance of all materials to site and all labour charges for machine mixing, laying in position, Compacting, Vibrating and curing including all other incidental and all other operational charges of T&P required etc., complete as per MoRT&H Specification 1500, 1700, 2200 (5th Revision) for Sub structure.

Providing HYSD bars ( Fe-415 ) 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 & 2100 (5th revision) and as per I.S.1786 of 1985 for foundations of R.C.C items.

Providing HYSD bars ( Fe-415 ) 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 for Sub structure of R.C.C items.

Providing and laying of filter media using 50% of 150 mm IRC soling stone and 50 % of 40 mm HBG metal satisfying the requirements laid down in clause 2504.2.2 of MoRT&H specifications to athickness of not less than 600mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind the abutment, wing wall and return wall to the full height compacted to a firm condition including cost and conveyance and all labour charges as directed by the departmental officers as per drawing and Technical specifications as per clause 710.1.1 of IRC:78 and Clause 2200 of MoRT&H (5th Revision) for finished item of work.

Back filling behind Abutments with gravel including cost, conveyance of all materials to site etc., complete as per Clause 710.1.4 of IRC : 78 and as per MoRT&H Specification No. 2200 (5th Revision) and as per Drawing and technical specifications for finished item of work

Cost and supply of mastic pads 25mm thick including cost and conveyance of mastic pads to the required size, fixing in position etc., complete as directed by the Engineer-in-Charge

Providing weep holes in VCC Abutments, Return walls and wing walls with 100mm Diameter AC pipe extending through the full width of the structure at 1.00m C/C in both horizontal and vertical direction so that the weep holes in each horizontal direction is staggered from the weep holes laying above and below lines as shown in drawing including cost and conveyance of the A.C pipes and labour charges for cutting to required length, placing the pipe with a slope of about 1V : 20H towards stream side face etc., complete for finished item of work for weep holes as per MoRT&H specification 2706 & 2200 (5th Revision)