Improvement of Rural road of Boys Hostel at Swarajgram

Amount

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

All kinds of soil.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

1:4:8 (1 Cement : 4 coarse sand (zone-Ill) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form work for:

Foundations, footings, bases for columns

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level :

1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size de rived from natural sources)

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more.

12 mm cement plaster finished with a floating coat of neat cement of mix :

1:4 (1 cement: 4 fine sand)

Providing and applying tack coat using bitumen emulsion conformingto IS:8887, using emulsion pressure distributer including preparingthe surface & cleaning with mechanical broom.

With rapid setting bitumen emulsion On bituminous surface @ 0.25kg/sqm

Providing and laying Bitumen Penetration Macadam with hard stoneaggregate of quality, size and grading as specified, with bitumen ofsuitable penetration grade, including required key aggregate asspecified, spreading coarse aggregate with the help of self propelled/tipper tail mounted aggregate spreader and applying bitumen by apressure distributor and then spreading key aggregate with the helpof aggregate spreader complete, including consolidation with roadroller of minimum 8 to 10 tonne capacity to achieve specified valuesof compaction and surface accuracy :

For 50mm compacted thickness using coarse aggregateof size 50-20 mm graded @ 0.60 cum per 10 sqm keyaggregate of size 12.5 mm graded @ 0.15 cum per 10sqm. With paving asphalt grade VG - 10 @ 50 kg/ 10sqm.

For 75 mm compacted thickness in two layers using stoneaggregate of size 63-41 mm graded @ 0.90 cum per 10sqm key aggregate of size 20.0 mm graded @ 0.18 cumper 10 sqm. With paving asphalt grade VG - 10 @ 68 kg/10 sqm.

4 cm thick bitumastic sheet with hot bitumen of approved quality,using stone chippings (60% with 12.5 mm nominal size and 40%with 10 mm nominal size) @ 2.60 cum per 100 sqm and coarsesand @ 2.60 cum per 100 sqm of road surface and with bitumen @56 kg/cum of stone chippings and @ 128 kg/cum of sand over atack coat with hot straight run bitumen, including consolidationwith road roller of 8 to 10 tonne etc. complete. (tack coat to be paid separately) :

With paving Asphalt grade VG - 10 heated and then mixedwith solvent at the rate of 70 grams per kg of asphalt

Providing and applying 2.5 mm thick road marking strips (retro-reflective) of specified shade/ colour using hot thermoplastic materialby fully/ semi automatic thermoplastic paint applicator machine fittedwith profile shoe, glass beads dispenser, propane tank heater andprofile shoe heater, driven by experienced operator on road surfaceincluding cost of material, labour, T&P, cleaning the road surface ofall dirt, seals, oil, grease and foreign material etc. complete as perdirection of Engineer-in-charge and accordance with applicablespecifications.

Providing and mixing shredded plastic waste conforming to size passing 2.36mm sieve and retained on 600 micron sieve @ 6 to 8% proportion of bitumen to be used in premix carpet surfacing as per IRC:SP:98-2013. as per direction of Engineer-in-charge.

Profile correction of the existing road surface by cutting to required depth the undulated raised portions and creating a proper geometrical shape and making good the surface for proper laying and binding of the WBM including disposal of the cut out waste materials within a lead of 50mtr all complete as per the direction of Engineer-in-charge.

Total of A(Sum of total amount)

Routine Maintenance after completion of construction works (Lump-Sum Amount for each year)

1st Year 0.25% of

2nd Year 1.00% of

3rd Year 1.50% of

4th Year 2.00% of

5th Year 2.75% of

Total of B(Sum of total maintanance amount from sheet1)

Total A+B

BAPI SAHA