Improvements to Riding surface Kalva - Bethamcherla - Banaganapalli Road from km 30.85 to 31.55 & 31.69 to 31.79 in Nandyal district (2nd Call).

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

Earthwork excavation in soils upto SDR by mechanical means including trimming bottom and side slopes in accordance with requirements of lines , grades and cross sections etc., complete for finished item of work for trench cutting as per MoRT&H specification 301(5th Revision) and as directed by the Engineer-in-Charge

Forming embankment with borrowed useful earth from outside road boundary by mechanical means upto SDR 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 soil on the embankment, spreading soil, breaking clods, sectioning, grading and consolidation with 8 to 10 Tonnes 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 level for finished item of work).

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 HBT 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 (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 0.25 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 80/100 (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 Bitumen 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 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).

Providing Dry lean cement concrete Sub-base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor/manual means without Paver, compacting with 8-10 tonnes vibratory roller, finishing and curing complete for finished item of work as per MoRT&H (5th Revision) specification 601 and as directed by the Engineer-in-Charge for base coarse below CC Pavement.

Construction of un-reinforced, dowel jointed, plain cement concrete pavement over a prepared sub base with 43 grade cement @ 400 kg per cum, coarse and fine aggregate conforming to IS 383, maximum size of coarse aggregate not exceeding 25 mm, and confirming to clause 602.2.6.4 mixed in Concrete mixer 0.28/0.4 Cum capacity (6 mixers) with weigh batcher as per approved mix design, laid with a fixed form paver/manual means without Paver, spread, compacted and finished in a continuous operation including provision of contraction, expansion, construction and longitudinal joints, joint filler, separation membrane, sealant primer, joint sealant, debonding strip, dowel bar, tie rod, admixtures as approved, curing compound, finishing to lines and grades etc., as per MoRT&H specification No. 602 (5th Revision) and as directed by the Engineer-in-Charge

Supplying of hot applied thermoplastic road marking compound, 2.5mm thick including reflectorising glass beads @ 250gms with Reflectorising Glass Beads on Bituminous Surface at 250 gms per sqm area, thickness of 2.5mm is exclusive of surface applied glass bead as per IRC: 35, the material should be of BERGER Company/ BERGER Equivalent/ Equivalent brand and must comply with the following: a) White index for the product should be in the range of 60-70 when measured against standard reference. The applied panel 7/8 number must be submitted for checking up the white index in the department lab. In case the department approves the white index of any vendor, the department engineer may carryout random checking of the applied products at site against the approved panel. In case of any major deviation, beyond acceptance limit, department reserve the right to cancel or reject the total supplied consignment of the said material and will compell the vendor has to replace the full consignment by the desired material as per approved panel at his own cost and additional demurrages may be claimed due to loss of man days (as per the rules of the department). b) Luminance factor of the material should be in the range of 80-85% at 45 degree centigrade as per AASTHOM 249. c) Crack resistance: The applied panel cured for 7 days under ambient condition and then should be tested as per BS3262, Part-1, 1989 and should pass at the range of '0' degree centigrade to '-10' degree centigrade D) Adhesion : Strong E) Softening point: 102 degree centigrade F) Dried film finish : Smooth and uniform G) Night Vision: High as directed by the Engineer-in-Charge and confirming to IS: 164-1961 (1st revision reaffirmed in 1986) and clause conforming to IRC 35-1997

Providing and fixing Reflective Pavements markers (Road Studs) made of plastic body moulded from HIPS (Hi-impact polystyrene) or ABS or AS (Acrylic strene Acrylonitrite) and reflective panels sall consists of number of lenses containing single or dual prismatic cubes capable of providing total internal reflection of the light entering the lense face and confirming to ASTM, BS and comnplying to guildelines issued by MOST corcular No. RW/NH-33023/10/97-DO.III. dated. 11.06.1197. The hiehgt, width shall not exceed 20mm, 130mm and the area of each retro reflective surface shall not be less than 13 Sqcm, and the slope o retro reflective marker shall be fixed will be with pt nails and the reflective marker shall be fixed to the road surface using the adhesive and the procedure recommended by the manufacture and as per para 6.2 of the MOST circular including labour with all leads and lifts, loading charges necessary for successful completion of the work as directed by the Engineer-in-Charge for finished item of work.