Construction of RCC Cell Bridge and ICBP road from Bhaojuri Dong to Kanibhur PWD road in Chirang District, Package No.TN_15_4

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 compacted to meet requirement of Table 300.2 with a lead up to 1000 m as per Technical Specification Clause 303.1. (i) Private land

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

3) WBM Grading 3- Using Stone Screening Type-B. 11.2 mm for Gr.III- Providing, laying, spreading and compacting stone aggregate of specific size to WBM 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. (A) By Mnaul Means.

(A) Inter locking concrete Block Pavement i) a-Providing and laying interlocking concrete block pavement (M-40) having thickness 80mm as per technical specification clause 1504 (inclusive of Edge restraint and carriage).

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

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

Making 120mm wide bamboo foot bridge with 100mm Bholuka or Barua bamboo posts driven 120 cm underground 3 nos. in each row and rows being 3m apart bhoulka or Barua bamboo dham placed over the posts and tied with cane or wire, Bhoulka or Barua or barua bamboo struts in each row both up and down stream, jati bamboo long gorhs closely packed and tied with dham.Single layer or mat placed over 75mm thick brush wood and tied with bhoulka or Barua or bamboo rail stand fixed in one side of the bridge etc. complete.

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 1.5mm thick supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450mm x 450mm x600mm, 600mm below ground level as per approved drawings and Technical Specification Clause 801. (ii) 600mm equilaterial triangle.

(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 tranches 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 A. 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 A. 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.

PADMAVATI CONSTRUCTION

M/S MANJULA CONSTRUCTION

MANOJ KR. HARLALKA

NANDA SEKHAR UZIR

RAJKHUNGUR BASUMATARY