Improvements to the road MT Road to Mittamanupalli road from Km 0/335 to 0/470 in YSR District

Dismantling of cement concrete pavement by mechanical means using pneumatic tools, breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately as directed by the Engineer-in-Charge and as per MoRTH specification 202-2.6 (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 (1:4:8) mix using 40mm size HBD 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 base coarse below CC Pavement

Vibrated cement concrete M 35 grade using 20mm & 10mm HBD 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 25.4 mm thick Mastic pads for Expansion joints etc., complete for finished item of work.

Contraction sawn joint groove (using diamond studded blades )3 to 5 mm wide and 1/4 to 1/3 depth of the slab + or - 5mm or as stibulated in the drawings and dowel bars complying with clause 602.6.5 of specifications for road and bridge works (third revision) published new delihi in 1995 by IRC on behalf of Government of India ,Ministry of surface transport as directed in the drawings. The contraction joint shall be cut as soon as the concrete as undergone initial hardening and as hard enough to take the load of joint sawing machine with out causing damege to the slab.The joint ceiling compound shall be hot poured bitumen type having flexibility ,resistancce to age hardening and durability of the sealant 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.

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)