Construction of road from Hakma Forest Samaijhora Main Road via Ghugujhora in Kokrajhar Rural Road Division under SOPD for the year 2021-22. (TN No.35_09).

Amount

Road Works: 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.

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

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

Construction of granular sub-m basc 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 and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective shocting vide Clause 1701.2.3, fixed over aluminium sheeting, 1.5 mm thick supported on GI pipe 50 mm dia firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 1701. (iv) 80 cm x 60 cm rectangular

Const. of SPT Bridge No. 2/1 (Length= 16.00M) Supplying and driving sal pipes 25cm to 30cm dia. Dressed to heart wood including marking length in every 30cm interval, coal tarring two (2) coats with best tar applied hot (Rate inclusive of the cost of the required quantity of tar) a) With pile Engine. (i) Portion of pile actually driven under ground.

(ii) Portion of pile remaining above ground.

Supplying, fitting and fixing timber beam and bearing beam rectangular in size fitted with M. S etc. supplying spikes etc, as necy. and coal tarring two (2) coats with best tar applied hot as directed (Rate is inclusive of the cost of the required quantity of tar). a) Using Sal timber

Supplying and driving sal pipes 25cm to 30cm dia. Dressed to heart wood including supplying and fixing with 20mm dia MS bolts and nuts etc. including coal tarring two (2) coats with best tar applied hot as directed (Rate inclusive of cost of the rewqd quantity of tar).

Sal work including supplying, fitting and fixing complete with necy, M.S. bolts, nuts, nails, screws etc. and coal tarring two (2) coats with best tar applied hot (Rate is inclusive of the cost of the required quantity of tar). a) Undressed in floor planks, collars, bracing, standards, wheel guards struts and railing, runner belts, rail, posts etc.

b)In track way planks ( alternate nailing to be done with decking in a staggered way)

Making 120cm wide bamboo foot bridge with 100m Bholuka or Barua bamboo post driven 120cm to 180cm underground 3 nos in each row and rows being 3m apart bholuka or barua bamboo dham placed over the post tied with cane or wire bholuka bamboo struts long gorhs closely packed and tied with dham. single layer of mat placed over 75mm thick brush wood and tied with bholuka or Barua bamboo rails stand fixed in one side of the bridge etc. complete.

RCC BOX CELL BRIDGE OF SIZE : 1 cell X 2.00M X 2.00M 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.

Fillling in foundation trenches as per drawing and tochnical 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. PCC grade M 10, (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 M 20

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

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

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.

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.

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.

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

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

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.

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

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.

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

RCC Box cell Bridge : 1 Cell, size - 1.00m X 1.00m Earth work in excavation for structures as per drawings and technical specification Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other Wsterious material and disposal up to a lead of 50m, dressing of sides and bottom and backfilling in tranches with excavated suitable material. I. Ordinary soil (i) Upto 3 m depth

Filling in foundation trenches as per drawing and technical specification Clause 305.3.9

Providing concrete for plain/reinforced concrete in open foundation complete as per drawing and Technical Specification Clause 802, 803,1202& 1203. B. With Natural gravel. III. PCC grade M20 (i) Nominal mix (1:2:4)

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications Clauses 802, 804, 805, 806, 807, 1202 and 1204. B. With Natural gravel. (III) RCC GRADE M25 (i) Height up to 5m

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

Providing and laying coment concrete wearing course M30 grade including reinforcement complete as per drawing and technical specifications Clausc 800 & 1206.3 B. With Natural gravel:

12.10. Brick filling behind abutment, wing wall, return wall as per drawing and technical specification Clause 1204.3.8. A. Granular Materials

DHARAMSING NARZARY

PINKU NARZARY