Const. of ICBP road including CD Work from Langdangguri to Goaladangi village under Kokrajhar Rural Road Division in Gossaigaon Rural Road Sub-Division under SOPD for the year 2021-22 in Kokrajhar District. (TN No.61_02)

Amount

2.2 Clearing and grubbing road land including uprooting wild vegetation, grass, buses, shrubs, saplings and troos of girth up to 300mm, removal of stumps of such trees cut carlier and disposal of unservicable materials and stacking of serviceable material 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. (1) By Manual Means. (A) In area of non thomy jungle.

3.4 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 1000 as per Technical Specification Clause 301.5 (I) Private land

3.14 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 Tochnical Specification Clause 300.1 |(1) Private land

3.12 Furnishing and laying of the live sods of perennial 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 sods and watering as per Technical Specification Clause 309.

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 Gradmg Il 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/binding materials 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

Providing and laying interlocking concrete Block Pavement (M-40) having thickness 80mm as per technical specification clause 1504 complete (inclusive edge restrains and carriage)

16.79 Labour for dismantling all members of the timber bridge (excluding piles) with necessary scaffolding, jati bamboos, jumper ropes etc. complete and stacking them at suitable places as directed (all members will be under custody of the contractor till taken over by the department).

16.38 Planting of Trees and their maintenance for three years (Planting of trees by the road side (Avenue trees) in 0.60m dia holes, 1m deep dug in the ground, mixing the soil with decayed farm yard/sludge mannure, planting the saplings, backfiling the trenches, watering, fixing the tree guard and maintaining the plants for three years.

8.13 (SH for 19-20) Painting olines, deshes, arrows etc. on roads in two coats on new work with ready mixed road marking paint conforming to IS:164 on bituminous/concrete surface, including cleaning the surface of all dirt, dust and other foreign matter, demarcation at site and traffic control as per drawing and Technical Specification Clause 1702.

10.2(A) 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. (iv) 800mm x 600mm rectangular

10.2(A) 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) 600mm equilateral triangle

10.10 Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 ii) Ordinary Kilometer Stone (Precast)

10.10 Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 iii) 200m Stone (Precast)

RCC BOX CELL BRIDGE OF SIZE : 1 cell X 1.00M X 1.00M 11.1 Earthwork in excavation for structures 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 50 m, dressing of cum sides and bottom and backfilling in trenches with excavated suitable material. I. Ordinary soil.

11.2 Fillling in foundation trenches as per drawing and tochnical specification Clause 305.3.9 I. Sand filling

11.4 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. PCC grade M 20, (i) Nominal mix 1:2:4

12.5 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 III. R.C.C. grade M 25 (i) For height up to 5m

12.7 Supplying. fitting and placing TMT inforcement bar (Fe 415) in foundation complete as per drawings and technical specifications Clauses 1002, 1005, 1010 and 1202.

13.5 Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3 B. With Natural Gravel

12.10 Backfilling behind abutment, wing wall and return wall complete as per drawings & tochnical specification Clause 1204.3.8 A. Granular material

RCC BOX CELL BRIDGE OF SIZE : 5 cell X 5.00M X 5.00M 11.1 Earthwork in excavation for structures 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 50 m, dressing of cum sides and bottom and backfilling in trenches with excavated suitable material. I. Ordinary soil.

11.2 Fillling in foundation trenches as per drawing and tochnical specification Clause 305.3.9 I. Sand filling

11.4 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. PCC grade M 10, (i) Nominal mix 1:3:6.

11.4 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 M 20

11.4 Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical Ispecifications Clause 802, 803, 1202 & 1203. B. With natural gravel III. P.C.C grade M 20 (i) Nominal mix 1:2:4

12.5 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 M 25 (i) For height up to 5m

12.7 Supplying. fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/ Jindall steel/Shyam steel/RINL) in foundation complete as per drawings and technical specifications Clauses 1000 and 1202.

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

12.9 Providing weepholes in brick manomry/stone mamony, plain/reinforced concrete abutment, wing wall, retum 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 Clauses 614, 709, 1204.3.7.

12.10 Backfilling behind abutment, wing wall and return wall complete as per drawings & tochnical specification Clause 1204.3.8 A. Granular material

13.1 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 M 25 (a) Height up to 5m

13.3 Supplying, fitting and placing TMT (F0-500 D) reinforcement bar . (Other ISI approved TMT reinforcement bar (SAI/BISCON/THERMAX or equivalent) in superstructure complete as per drawing and tochnical specifications Clauses 1002, 1010 and 1202.

13.5 Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3 B. With Natural Gravel

13.6 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.

14.9 Providing and laying curtain walls complete as per drawing and technical specification Clause 1304 III.Cement concrete grade M 10

13.10 Drainage Spouts complete as per drawing and Technical specification.

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

Lebendra Narzary

DHAN KUMAR BRAHMA