Construction of Purwa Bihar road to Semarimau link road with Five Year Maintenance

Construction of embankment with approved material obtained from availble land as permitted and approved by Engineer-in-Charge and as per Technical Specitaion Clause 301.3.4.1, with all lifts and leads, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 as per Technical Specification clause 301.5 (Including labour Cess & Excluding GST)

Earthwork in excavation for structures as per drawing and technical specifications clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious materials and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. (Including labour Cess & Excluding GST)

Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. (Including labour Cess & Excluding GST)

Providing, laying and spreading material on prepared sub-base, cement @ 4% by weight to the spread material manually mixing in place with rotavator and compacting with the road roller at OMC to achive the desired unconfined compressive strength and to from a layer of base. (Including labour Cess & Excluding GST)

Construction of shoulder with approved material obtained from excavation of pits spreading, grading to required slope and compacted to meet requirement Specification. (Including labour Cess & Excluding GST)

Providing and applying tack coat with VG_10 using bitumen distributor at the rate of 0.35 kg per sqm on the prepared surface cleaned with hydraulic broom . (Including labour Cess & Excluding GST)

Providing laying & rolling of open graded premix carpet of 20 mm thickness composed of 13.2mm to 5.6 mm aggregates either using penetration grade bitumen or emulsion to required line ,grade and level to serve as wearing course on a previously prepared base including mixing by mixall ,laying and rolling with a three wheel 80-100 KN static roller capacity finished to required level and grades to be followed by seal coat. (Including labour Cess & Excluding GST)

Providing and laying seal coat 'C' Type sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall (Including labour Cess & Excluding GST)

Plain cement concrement 1:3:6 nominal mix in foundation with crushed aggregate 40 mm nominal size mechanically mixed,placed infoundation and compected by vibration including curing for14days. (Including labour Cess & Excluding GST)

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 II. P.C.C. grade M 20 (i) Nominal mix (1:2:4) (Including labour Cess & Excluding GST)

Supplying, Fitting and Placing un-coated HYSD/TMT bar Reinforcement in Foundation complete as per Drawing and Technical Specifications. (Including labour Cess & Excluding GST)

Laying reinforced cement concrement pipe for culverts on first class bedding of granular material in single row including fixing collar with cement motar 1:2 but excluding excavation,protection works,back filling,concrete and masonary works in head walls and parapets 1000mm dia hume pipe. (Including labour Cess & Excluding GST)

Laying reinforced cement concrement pipe for culverts on first class bedding of granular material in single row including fixing collar with cement motar 1:2 but excluding excavation,protection works,back filling,concrete and masonary works in head walls and parapets 350mm hume pipe (Including labour Cess & Excluding GST)

Laying reinforced cement concrement pipe for culverts on first class bedding of granular material in single row including fixing collar with cement motar 1:2 but excluding excavation,protection works,back filling,concrete and masonary works in head walls and parapets 600 mm hume pipe (Including labour Cess & Excluding GST)

Maintenance of Constructed Road for next Five Year after the actual date of completion,Total maintenace Cost 7.50% of BOQ shall be paid in the form of installment as below,The payment shall be the inclusive of cess but Excluding GST,Payment shall be done as per satisfaction of Engineer-in-Charge regarding maintenance work carried out by Contractor. (i) From Completion of 1 Year to 2nd Year 0.75% of Bill Amount.

(ii) 2nd Year to 3rd Year 1.25% of Bill Amount.

(iii) 3rd Year to 4th Year 2.00% of Bill Amount.

(iv) 4th Year to 5th Year 3.50% of Bill Amount.

Maintenance of Constructed CC Road for next Five Year after the actual date of completion,Total maintenace Cost 2.50% of BOQ shall be paid in the form of installment as below,The payment shall be the inclusive of cess but Excluding GST,Payment shall be done as per satisfaction of Engineer-in-Charge regarding maintenance work carried out by Contractor. (i) From Completion of 1 Year to 2nd Year 0.25% of Bill Amount.

(ii) 2nd Year to 3rd Year 0.50% of Bill Amount.

(iii) 3rd Year to 4th Year 0.75% of Bill Amount.

(iv) 4th Year to 5th Year 1.00% of Bill Amount.

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