Annual Maintenance Contract for Civil Department of

Amount

Excavation for roadway in earth soil of all sorts, sand, gravel or soft murum including dressing section to the required grade, camber and side slopes and conveying the excavated materials with all lifts upto a lead of 50 m and spreading for embankment or stacking as directed by Manual Means.

Excavation for roadway in earth soil of all sorts, sand, gravel or soft murum including dressing section to the required grade camber and side slopes and conveying the excavated materials with all lifts upto a lead of 50 m and spreading for embankment or stacking as directed.

Conveying materials obtained from road cutting including all lifts, laying in layers of 20 cm. to 30 cm. breaking clods, dressing to the required lines, curves, grades and section, watering and compacting to not less than 97% of standard proctor density for a lead of over 300 m to 500 m. inclusive from the site of excavation to the site of deposition as directed.

Supplying hard murum at the road site including conveying and stacking complete.

Spreading the hard murum for side width complete.

Construction of granular sub-base by Plant Mix Method by providing close graded Material,mixing in a mechanical mix plant at OMC,carriage of mixed Material to work site,spreading in uniform layers with Motor Grader/ Paver on prepared surface and compacting with vibratory power roller to achieve the desired density complete as per clause 401.For Grading I Material.

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting with Vibratory roller. to the required density. By Mechanical Means- Grading I (Using Screening Type A (13.2) mm Aggregate)

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting with vibratory roller to the required density. By Mechanical Means - Grading II (Using Screening Type B (11.2 mm) Aggregate)

Providing and constructing 75 milimetre thick Modified Penetration Macadam (MPM) road surface including all materials, preparing the existing road surface, spreading 40 milimetre stone metal layers 30 percent crusher broken metal and 70 percent Hand broken metal (by breaking rubble obtained by blasting) heating and spraying the bitumen of VG-30 grade at 2 kilogram per square metre, spreading 12 milimetre size chips compacting with three wheel static roller having weight 8 to 10 metric tonne to achive the desired degree of compaction as per Technical Specification Clause 506 etc. complete including picking of existing WBM surface.

Providing and applying tack coat on the prepared surface heating by flames in boiler and spraying bitumen with sprayer on Granular surface treated with primer at 2.75 Kg per 10 Square Metre using VG-30 grade Bulk Bitumen.

Providing and Laying Open Graded Premix Surfacing 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates premixed with bituminous binder transported to site with VTS , laid over a previously prepared surface, finished to the required grade, level, alignment, and rolling to achieve the desired compaction but excluding prime / tack and Seal coat. For Bitumen of specified grade Using Batch Mix type hot mix plant with SCADA, Paver and Vibratory roller over MPM Surface. (VG-30 bulk bitumen rates are considered to arrive at rates).

Providing bituminous Type A liquid seal coat on bituminous surface including supplying all materials & bitumen of VG-30 grade preparing existing road surface, heating and applying bitumen at the rate 0.98 Kg./Sqm. by mechanical means, spreading chips and rolling, by static roller having weight 8 to 10 MT. etc. complete.

Providing and laying of hot applied thermoplastic compound 2.50 milimetre thick including reflectorizing glass beads at 250 grams per square metre area, thickness of 2.50 milimetre is exclusive of surface applied glass beads as per Indian Road Congress:35. The finished surface to be level, uniform and free from streaks and holes complete.

Supplying 13.2 mm to 10 mm trap stone aggregate at the road site including conveying and stacking for use in bituminous road surface.

Supplying 6 mm trap stone aggregate at the road site including conveying and stacking for use in bituminous road surface.

Engaging JCB for removing road side trees, branches, land slide materials and for emergency work etc. complete.

Engaging tractor with trailers for conveying trees, branches, land slide materials during rainy season etc. complete.

Construction of dry lean cement concrete Sub- base over a prepared sub-grade with coarse and fine aggregate (Natural Sand/ VSI grade finely washed Crushed Sand) conforming to IS: 383, the size of coarse aggregate not exceeding 25 milimetre, 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/ Weigh batch mixer, transported to site with all leads and lifts, laid with a paver with electronic sensor/ by suitable means as approved by Engineer-in-charge, compacting with vibratory roller, finishing and curing including preparation of sub-grade surface if required etc. complete.

Providing and laying in-situ M-30 Grade unreinforced plain cement concrete pavement over a prepared sub base with 43 grade cement, coarse and fine aggregate (Natural Sand/ VSI grade finely washed Crushed Sand) conforming to IS 383, using fine and coarse aggregates combined gradation as per Table 600-3 of MORTH Specification 2013, mixed in a batching and mixing plant/ non tilting mixer and Weigh batcher as per approved mix design, admixtures, transporting to site, spreading, laying with approved make paver,compacted and finished in a continuous operation, finishing to lines and grades as directed by Engineer-in-charge and curing by curing compound/ by providing cement vata in cement Mortar 1:8 of 0.6 metre x 0.6 metre centre to centre, admeasuring 80 milimetre at bottom and 40 milimetre at top with depth of 75 milimetre and maintaining the same throughout curing period/ by any other method approved by Engineer-in-charge.

Providing and laying in situ cement concrete M-20 with tremix treatment for 100 mm. thickness for flooring with groove cutting of 4 mm. wide and 20 mm. deep with necessary refilling with bitumen etc. complete.

Providing and laying in situ cement concrete M30 with tremix treatment for 200 millimeter thickness for flooring with groove cutting of 4 millimeter wide and 20 millimeter deep with necessary refilling with bitumen etc. complete.

Prashant Sudam Dhotre

BHARANE INFRASTRUCTURE