CRD/ 2019-20/33 (R) Construction of ICBP road at Bengtol Serfang Muslim Basti under Chirang Division.

Amount

Clearing and grubbing road land including uprooting wild, vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable materials to be used or auctioned, upto a lead of 1000m including removal and disposal of top organic soil not exceeding 150mm 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 1.5m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000m as per techncial specification clause 301.5 By mechanical means (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 upto 1000m as per technical specification clause 303.1. By Mechanical means (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 clause 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, handpacking, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screeing to fillup the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per technical specification clause 405. (A) By manual means WBM-III

Providing and laying interlocking concrete block pavement (M30) having thickness 80mm as per technical specification clause 1504. a) Including Edge block/ Edge restraints

Dismantling of existing structure like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood works, steel work, including T&P and scaffolding whenever necessary, sorting the dismantled materials, disposal of unserviceable materials and stacking the serviceable materials with all lifts and lead oof 1000m as per technical specification clause 202. i) By manual means i) PCC work

ii) RCC Work

Earth work in excavation of foundation for structures as per drawing adn technical specifications clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. (i) Ordinary soil (i) Upto 3m depth.

Sand filling in foundation trenches as per drawing and technical specification 305.3.9. i) Sand filling

PCC 1:3:6 in foundation. Providing concrete for plain/ reinforced concrete in open foundations complete as per drawings and technical specification clause 802, 803, 1202 & 1203. A. With crushed stone i) PCC Grade M10 (i) Nominal mix 1:3:6

PCC 1:2:4 in foundation. 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) PCC Grade M20 (i) Nominal mix 1:2:4

Plain/ Reinforced cement concrete in sub-structure complete as per drawing and technical specifications clause 802, 804, 805, 806, 807, 1202 & 1204. A. With crushed stone. iv) RCC Grade M25 (i) Height upto 5m

Providing and laying reinforced cement concrete in super-structure complete as per drawing and technical specifications clause 800, 1205.4 & 1205.5. A. With crushed stone II) RCC Grade M25 (a) Height upto 5m.

Construction of RCC railing of M25 grade, cast-in-situ with 20mm nominal size aggregate, true to line and grade, tolerance of vertical railing post not to exceed 1 in 500, center to centre spacing between vertical posts not to exceed 2000mm as per drawing and technical specifications clause 800, 900 and 1208.3.

Supplying, fitting and placing TMT reinforcement (Fe 415) in sub-structure complete as per drawing and technical specifications clause 1002, 1005, 1010 & 1202.

Supplying, fitting and placing TMT reinforcement in super-structure complete as per drawing and technical specifications clause 1002, 1010 and 1202.

Providing and laying cement concrete wearing course M30 grade including reinforcement complete as per drawing and technical specifications clause 800 and 1206.3. A. With crushed stone.

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

Back filling behind abutment, wing wall and return wall complete as per drawings and technical specifications clause 1204.3.8. A. Granular materials

Providing and laying curtain walls complete as per drawing and technical specifications clause 1304. iii) Cement concrete grade M10

Drainage spouts complete as per drawing and technical specification clause 1209.

PCC M15 grade ordinary grade (1:2.5:5) levelling course below approach slab complete as per drawing and technical specifications clause 800 and 1211. A. With crushed stone (i) Nominal mix (1:2.5:5).

Reinforced cement concrete M25 grade approach slab including reinforcement and formwork complete as per drawing and technical specifications clause 800 and 1211. (A) With crushed stone.

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

Earth work in excavation of foundation for structures as per drawing adn technical specifications clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. (i) Ordinary soil (i) Upto 3m depth.

Sand filling in foundation trenches as per drawing and technical specification 305.3.9. i) Sand filling

PCC 1:3:6 in foundation. Providing concrete for plain/ reinforced concrete in open foundations complete as per drawings and technical specification clause 802, 803, 1202 & 1203. A. With crushed stone i) PCC Grade M10 (i) Nominal mix 1:3:6

PCC 1:2:4 in foundation. 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) PCC Grade M20 (i) Nominal mix 1:2:4

Plain/ Reinforced cement concrete in sub-structure complete as per drawing and technical specifications clause 802, 804, 805, 806, 807, 1202 & 1204. A. With crushed stone. iv) RCC Grade M25 (i) Height upto 5m

Providing and laying reinforced cement concrete in super-structure complete as per drawing and technical specifications clause 800, 1205.4 & 1205.5. A. With crushed stone II) RCC Grade M25 (a) Height upto 5m.

Supplying, fitting and placing TMT reinforcement (Fe 415) in sub-structure complete as per drawing and technical specifications clause 1002, 1005, 1010 & 1202.

Supplying, fitting and placing TMT reinforcement in super-structure complete as per drawing and technical specifications clause 1002, 1010 and 1202.

Providing and laying cement concrete wearing course M30 grade including reinforcement complete as per drawing and technical specifications clause 800 and 1206.3. A. With crushed stone.

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

Back filling behind abutment, wing wall and return wall complete as per drawings and technical specifications clause 1204.3.8. A. Granular materials

Providing and laying curtain walls complete as per drawing and technical specifications clause 1304. iii) Cement concrete grade M10

MOUSUMI BRAHMA