TN_106/2

Amount

(A) Road Work: Clearing and grubbing road land including uprooting rank 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, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per MoSRT & H 201. i) By Manual Means. A) In area of light jungle.

Construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300-2 as per MoSRT & H 305. (including cost of testing of materials at site and laboratory as directed by the deptt.) (a) Private Land

Construction of sub-grade and earthen shoulder 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 as per MoSRT & H 305. (a) (including cost of testing of materials at site and laboratory as directed by the deptt.) (a) 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 vibratory roller to achieve the desired density, complete as per MoSRT & H 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 vibratory roller 8-10 tones in stages to poper grade and camber, applying and brooming, requisite type of screening/binding materials to fill up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per MoSRT & H 404. (with an initial lead of 5.0km) (A) By Manual Means (ii) Grading-II (b) Using Screening Type-A (13.2mm Agg.) WBM Grading-II

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tones in stages to poper grade and camber, applying and brooming, requisite type of screening/binding materials to fill up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per MoSRT & H 404. (with an initial lead of 5.0km) (A) By Manual Means (iii) Grading-III (b) Using Screening Type-B (11.2mm Agg.) WBM Grading-III

Providing and applying primer coat with bitumen emulsion (CSS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means as per MoSRT & H 502. (Including cost of testing of materials at site and laboratory as directed by the deptt.) (ii) With bitumen emulsion-CSS-1

Providing and applying tack coat with Bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom. as per MoSRT & H 503. (Including cost of testing of materials at site and laboratory as directed by the deptt.) (ii) With Bituminous emulsion CSS-1 (IS:8887-2004) (c) Granular surface treated with primer

20mm thick Open Graded Premix Carpet using Bitumen (Penetration grade/modified bitumen) Binder Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates using penetration grade bitumen or emulsion to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a smooth wheel roller 8-10 T capacity to the required level and grade as per MoSRT & H 511. (Including carriage of mixed materials up to 10.0km initial lead from mixing plant) (Including cost of testing of materials at site and laboratory as directed by the deptt.) A) With out anti stripping agent. (ii) Mechanical method using CRMB 55 and HMP of appropriate capacity not less than 75 tonnes/hour.

Providing and laying seal coat sealing the voids in a bituminous surface laid to the specifie levels, grade and cross fall using Type A, Type B seal coats as per MoSRT & H 513. (Including cost of testing of materials at site and laboratory as directed by the deptt.) A. With out anti stripping agent. Case-I: Type A (Providing and laying liquid seal coat comprising of a layer of bituminous binder (paving bitumen 60/70 or VG-30 grade, followed by a cover of crushed stone chipping of specified grade.

Providing and erecting of Retro-Reflectrorised cautionary, mandator & informatory sign as per IRC:67 made of high intensity encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting 2 mm thick fixed on an angle iron of 25x25x4mm suported on a mild steel single iron post 75mm x 75mm x 6 mm firmly fixed to the ground by means of properly design foundation with M-15 grade cement concrete 45cm x 45cm x 60cm, 60 cm below ground level as per approved drawing and sign. (All the steel work must be Tata/Sail/or any other approved brand) (ii) 60cm equilateral tringle.

Providing and erecting of Retro-Reflectrorised cautionary, mandator & informatory sign as per IRC:67 made of high intensity encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting 2 mm thick fixed on an angle iron of 25x25x4mm suported on a mild steel single iron post 75mm x 75mm x 6 mm firmly fixed to the ground by means of properly design foundation with M-15 grade cement concrete 45cm x 45cm x 60cm, 60 cm below ground level as per approved drawing and sign. (All the steel work must be Tata/Sail/or any other approved brand) (iii) 60cm circular.

Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting 2mm thick with area exceeding 0.9 sqm fixed on an angle iron 25 x 25 x 4 mm supported on a mild steel angle oroom post 75mm x 75mm x 6mm, 2 nos, firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and as per MoSRT & H 801. (All the steel work must be Tata/Sail/or any other approved brand).

Supplying fitting and fixing RCC gaurd post 150cm long, erected 75cm above the ground and 75cm below the ground with M-15 grade (nominal mix 1:2:4 with broken stone aggregate up to 20mm size) of cement concrete and required reinforcement tied in position with annealed black wire including centering moulding the top, curing including painting concrete surface in 23cm strips up to 0.75m from the top alternately in black and white and having 2 nos. reflective brand of desired shade etc. complete as per design and as directed. (b) 15 cm dia. RCC guard post with reinforcement of 4 nos. 12mm dia TMT main steel bars and 6mm TMT/MS stirrups at 15cm c/c.

(B) CD Work: R.C.C Pile Bridge, Size=1 x 24.75m 1 No. Dismantling 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)

Labour for taking out old piles or timber bridge with necessary scaffolding, jati bamboos, jumper ropes etc, complete and stacking them at suitable places as directed.

Foundation Excavation for structures: Earth work in excavation of foundation of structures as per drawings and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and back filling with approved material. I. Ordinary Soil. A. Manual Means (i) depth up to 3.0m (without dewatering)

Foundation Excavation for structures: Earth work in excavation of foundation of structures as per drawings and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and back filling with approved material. I. Ordinary Soil. A. Manual Means (ii) 3m to 6m depth (without dewatering)

Bored cast-in-situ M-35 grade R.C.C pile excluding reinforcement complete as per drawing and technical specification and removal of excavated earth with all lifts and lead upto 1000m (pile diameter-1000mm)

Pile load test on single vertical pile in accordance with IS:2911 (Part-IV) a) Initial and routine load test

Cement concrete for reinforced concrete in pile cap complete as per deawing and technical specification N. Without Plasticiser B. RCC Grade M-25 (i) Using Concrete Mixer

Levelling course for pile cap: Providing and laying of PCC M-15 levelling course 100mm thick below the pile cap.

Reinforcement in Foundation: Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in foundation complete as per drawing and technical specification. (a) TMT- IS 1786 (Fe-500 D) from Primary Producer (TATA/SAIL/Esser Steel/Jindal panther steel/Shyam steel or equivalent)

Substructure Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specifications and steel shuttering formwork. N. With out Plasticiser F. RCC Grade M-25 (using concrete mixer) ii) Height upto 5.0m to 10.0m

Supplying fitting and placing TMT Is: 1786 (fe 500) bar reinforcement in sub-structure complete as per drawing and technical specifications. (a) TMT-IS 1786 (Fe-500 D) Primary Producer (TATA/SAIL)/Esser Steel/Jindal Panther Steel/Shyam steel or equivalent).

Providing weep holes in brick 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.

Back filling behind abutment, wing wall and return wall complete as per drawings & technical specification B) Sandy material

Providing and laying of filter media with granular materials/stone crushed aggregates satisfying the requirement laid down in clause 2504.2.2 of MoRTH specifications to a thicknes not less than 600mm with smaller size towards the soil and bigger size towards the wall and provide over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specification.

Supplying fitting and fixing in position true to line and level elastomeric bearing conforming to IRC:83(pt.II) section IX and clause 2005 of MoRT&H Specification complete including all accessories as per drawing and technical specifications.

Superstructure Furnishing and placing reinforcement/prestressed cement concrete in super structure as per drawing and technical specifications including steel shuttering formwork. N. With out Plasticiser B. RCC Grade M-25 (Using Concrete Mixer) (ii) For T-Beam and Slab (b) Height 5.0m to 10.0m

Reinforcement in super-structure supplying fitting and placing TMT conforming to IS:1786 Fe 500 D reinforcement in super-structure including splicing complete as per drawing and technical specifications. (a) TMT-IS 1786 (Fe-500D) Primary Producer (TATA/SAIL/Esser Steel/Jindal panther steel/Shyam steel or equivalent)

Providing and laying cement concrete wearing coat M 30 grade including reinforcement complete as per drawing and technical specifications.

Construction of R.C.C. railing of M 30 grade in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical RCC post not to exceed, 1 in 500, centre-to-centre spacing between vertical posts not to exceed 2000 mm, leaving adequat space between vertical posts for expansion, complete as per approved drawing and technical specifications.

Drainage spouts complete as per approved drawing and technical specifications.

Providing and laying strip seal expansion joint catering to maximum horizonal movement up to 70mm, complete as per approved drawings and standard specifications to be installed by the manufacture/supplier or either authorised represantive ensuring compliance to the manufacturas instructions for installation.

Reinforcement cement concrete approach slab including reinforcement and formwork complete as per drawing and technical specification (a) TMT- IS 1786 (Fe-500 D) from Primary Producer like (TATA/SAIL/Esser steel/Jindal panther steel/shyam steel or equivalent.)

PCC M15 Grade levelling course below approach slab complete as per drawing and Technical Specification.

SSI works: Carrying out boring to make 150m, bores using casing not less than 150mm internal dia for all types of soil including clayey, silty, sandy and gravelly soil (except boring in rock) upto a depth of 30m or upto refusal (N=100) for collection of undisturbed/disrurbed samples, carrying out standard penetration Test (SPT) complete as per Appendix-2 of IRC 78-2000 as directed by the Deptt, including packing and carriage of all types of samples to the laboratory from the site of work and including carrying out all laboratory tests, preparation and submission of a report in quadruplicate with all sampling, testing to be done as per relevent IRC/IS codes complete as per direction of the Deptt.

(C) Construction of Subways and Cold Weather Bamboo Bridge: Construction of Embankment with materials obtained from borrow pits, with all lifts and lead, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 300-2 (Including cost of testing of materials at site and laboratory as directed by the deptt.) (a) From Private land

Construction of subgrade and earthen shoulders with approved materials obtained from borrow pits with all lifts and lead, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 300-2 (Including cost of testing of materials at site and laboratory as directed by the deptt.) (a) From Private land

Construction of Granular sub-base by providing coarse 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 vibratory roller to achieve the desired density, complete as per Clause 401 (with initial lead of 5 Km) (ii) For grading-II material.

Construction cold weather Bamboo bridge overall width of 3.70m and clear Road way 3m with jungle wood post 20 cm to 25cm dia. 5 nos. In each rows and rows being 2.1m apart except for the navigable span which should be 3m. post to be driven at least 180cm. or more below ground level including providing 20cm to 25cm center to center and placed over 20cm dia. jungle wood dham, 15cm dia jungle wood bracing collar fixed by bolts and nuts, straps etc. mature bholuka bamboo cross groth all closely packed and tied 75cm wide track way made from 38mm thick 1st class local plank fixed on 75mm x 100mm first class local wood battens 120cm apart and 3 lines of jati bamboo horizantal railing fixed in bhoulka bamboo post placed at 210cm apart and white washed including all necessary nuts and bolts, coir ropes, struts, nails etc. complete with a layer of brushwood to exposed portion ouit-side trackway with earth topping complete as per direction of the department.

(D) Protection Works: Providing and laying of boulder apron laid in wire crates with 4 mm dia wire conforming to IS:4826 & IS:280 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 40 kg each.

Providing and laying pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment as per drawing and technical specifications. A. Stone/Boulder

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specification.

Sri Bishnu Basumatary

Sri Dhiraj Borgoyary