Construction of RCC Box culvert at Bengtol Kumguri near Rajkumar House in Chirang District, Package No.TN_15_1

Amount

(A) Road Work: Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specification Clause 201. i) By Manual Means. A) In area of non thorny jungle.

Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5 (i) Private Land

Construction of sub-grade and earthen shoulders with approved materials obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 300.2 with a lead up to 1000 m as per Technical Specification Clause 303.1. (i) Private land

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 Cl. 401. A) By Mix in place Method: (ii) For Grading II Material.

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 3 as per Technical Specification Clause 405. (3) Grading-III A) By Manual Means

Providing and laying interlocking concrete block pavement having thickness 80mm as per technical specification Clause 1504. a) including Edge block/Edge restraint.

Providing and erecting direction and place identification retro-reflectorised signs as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 1701.2.3 fixed over aluminium sheeting 2mm thick with area not exceeding 0.9 sqm suported on a mild steel single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701.

Providing and fixing of retro-reflectorised cautionary mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801. (ii) 60cm equilateral tringle

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire conforming to IS:280 and IS:4826 in 100 mm x 100 mm mesh (woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302.

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302. (i) Stone/Boulder

(B) CD Work: Box Culvert, Size=4.0m x 4.0m, 3 Cell, 1 No. Earth work in excavation for structures as per drawings and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. 1. Ordinary Soil

Fillling in foundation trenches as per drawing and technical specification Clause 305.3.9 (i) Sand filling

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 B. With Crushed Stone : iii) P.C.C Grade M 20 (i) Nominal mix 1:2:4

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 B. With Crushed Stone : (iv) R.C.C Grade M 20

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (Other ISI approved TMT reinforcement bar (SAI/BISCON/THERMAX or equivalent) in foundation complete as per drawing and technical specification Clauses 1000 and 1202.

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification clauses 802, 804, 805, 806, 807, 1202 and 1204. B. With crushed stone IV. RCC Grade M-25 i) For Height upto 5m

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (Other ISI approved TMT reinforcement bar (SAI/BISCON/THERMAX or equivalent) in substructure complete as per drawing and technical specification Clauses 1002, 1005, 1010 and 1202.

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and technical specification Clause 614, 709, 1204.3.7.

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification clauses 1204.3.8 I) Granular Material.

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specification Clausese 800 and 1206.3 A. With crushed stone.

Construction of R.C.C. railing of M 25 grade in cast-in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical railing post not to exceed 1 in 500, centre-to-centre spacing between vertical posts not to exceed 2000 mm as per drawing and technical specifications Clauses 800, 900 and 1208.3

Drainage spouts complete as per drawing and technical specifications Clause 1209.

Providing and laying curtain walls complete as per drawing and technical specification Clause 1304 iii) Cement concrete grade M 10

Construction of flexible apron 1 m thick comprising of loose stone boulders weighing not less then 25 kg beyond curtain wall.

BIRKANG WARY

KAMALA KANTA KHAKLARY

M/S MANJULA CONSTRUCTION

Babita Basumatary

BITHORAIGWRA CONSTRUCTION

BIJIT BRAHMA

TEKLO BORO BASUMATARY