TN No.118

Amount

Clearing and grubbing road land including uprooting wild vegetation, grass buses, shrubs, saplings and trees of girth up to 300mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable materials to be used or auctioned, up to a lead of 1000m including removal and disposal of top organic soil not exceeding 250mm in thickness as per Technical Specification Clauses 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 up to 1.50m, transporting to site, spreading grading to required slope and compacting to meet requirement of Table 300.1 and 300.2 with a lead up to 1000m as per Technical Specification Clause 301.5. (I) Private land.

Construction of Sub grade and earthen shoulders with approved material obtained from borrow pits with all lift and leads, transporting to site, spreading grading to required slope and compacted to meet requirement of Table 300.2 with lead up to 1000m as per Technical Specification Clause 300.1 (I) Private land.

Furnishing and laying of the live sods of perenial turf forming grass on embankment slope, verges or other locations shown on the drawing or as directed by the Engineer including preparation of ground, fetching of rods and watering.

Construction of granular sub-m 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. (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 three wheel 80-100kn static roller in stages to proper grade and camber, applying and brooming, crushable 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 Manual Means. Grading-III (53mm to 22.4mm size broken metal)

i) Providing and laying interlocking concrete block pavement having thickness 80mm as per technical specification clause 1504.

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 GI pipe 50mm dia firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450mm x 450mm x 600mm, 600mm below ground level as per drawings and Technical Specification Clause 1707. (iv) 80cm x 60cm rectangular

RCC BOX CELL BRIDGE OF SIZE: 5 cell x 4.00M x 4.00M Earthwork in excavation for structure as per drawing and 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

Filling 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 Natural Gravel I. P.C.C grade M10 (i) Nominal mix 1:3:6

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications clause 802, 803, 1202 & 1203. B. With Natural Gravel IV. R.C.C grade M20

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications clause 802, 803, 1202 & 1203. B. With Natural Gravel III. P.C.C grade M20 (i) Nominal mix 1:2:4

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification clauses 802, 804, 805, 806, 807, 1202 and 1204. B. With Natural Gravel IV. R.C.C grade M25 (i) For height up to 5m

Supplying, fitting and placing HYSD bar reinforcement in foundation complete as per drawings and technical specifications clauses 1000 and 1202.

Supplying, fitting and placing TMT bar reinforcement (Fe 415) in substructure complete as per drawings and technical specification clauses 1002, 1005, 1010 & 1202.

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100mm 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 clauses 614, 709, 1204.3.7

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification clause 1201.3.8

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications clauses 800, 1205.4 and 1205.5 B. With Natural Gravel II. R.C.C M25 (a) Height up to 5m

Supplying, fitting and placing TMT bar reinforcement in superstructure complete as per drawing and technical specifications clauses 1002, 1010 and 1202.

Providing and laying cement concrete wearing course M30 grade including reinforcement complete as per drawing and technical specifications clauses 800 and 1206.3. B. With Natural Gravel

Construction of R.C.C railing of M25 grade in cast-in-situ with 20mm 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 2000mm as per drawing and technical specifications clauses 800, 900 and 1208.3

Providing and laying curtain walls complete as per drawing and technical specification clause 1304. III. Cement concrete grade M10

Drainage Spouts complete as per drawing and technical specification

Flexible Apron: Construction of flexible apron 1m thick comprising of loose stone boulders weighing not less than 40 kg beyond curtain wall.

SRI DWMWILU BRAHMA

Arjun Saha