Improvement, Widening and Strengthening of Rabindra Nath Tagore University road at Hojai Town under SOPD

Amount

Road Works

Excavation in soil using Hydraulic Excavator CK 90 and Tippers with disposal upto 1000 metres. (Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes in accordance with requirements of lines, grades and cross- sections, loading and disposal of cut road with in all lifts and leads upto 1000 metres)

Scarifying the existing bituminous road surface to a depth of 150mm and disposal of scarified material with a lift upto 3 m and lead upto 1000 m as per Technical Specification Clause 301.4

Construction of Subgrade and Earthen Shoulder 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 1000 m as per Technical Specification Clause 303.1 (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

Wet Mix Macadam (Providing, laying, spreading and compacting graded stone aggregates to wet mix macadam specification including premixing the material with water at OMC in mechanical mix plant carriage of mixed material by tipper to site, laying in uniform layers with paver in su-base/ base course on well prepared surface and compacting with vibratory roller to achieve the desired density (including carriage of mixed materials upto 10.0 Km initial lead from mixing plant).

Prime coat (Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 1.00 kg/sqm using mechanical means.)( Including cost of testing of materials at site and laboratory as directed by the deptt.) '(i) With bitumen emulsion-CSS-1h

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.( Including cost of testing of materials at site and laboratory as directed by the deptt.) (b) dry & hungry bituminous surface

Dense Graded Bituminous Macadam (Providing and laying dense bituminous macadam with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.0 to 4.5% by weight of total mix and filler transporting the hot miox to work site,laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no. 507. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) (a) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification) (I)'with 60/70 or VG-30 grade bitumen

Bituminous Concrete (Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 % of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.509. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) (I)'with 60/70 or VG-30 grade bitumen for Grading-II(13 mm nominal size)

For road divider Earth work in excavation of foundation for structure as per drawing and techinical specification Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and deleterious material and disposal upto a lead of 50 m. dressing of sides and bottom and backfilling in treanches with excavated suitable material

Plain Cement Concrete M10 (1:3:6 nominal mix) in levelling course below open foundation of Head walls as per drawings & Technical Specification Clause 1109

Brick masonry work in 1:3 in sub-structure complete excluding pointing and plastering, as per drawing and technical specifications (i) Below Ground

Brick masonry work in 1:3 in sub-structure complete excluding pointing and plastering, as per drawing and technical specifications (ii) Above Ground

Plastering with cement mortar (1:3 ) on brick work in sub-structure as per Technical specifications

Providing, fitting and fixing M.S. grill of required pattern for windows/ clerestory windows/ openingwith M.S. flats at required spacing in frame all round, squre or round M.S. bars with round headed bolts and nuts or screws. II. Ornamental grill (c) Fixed to Brickwork/PCC/RCC

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification Clauses 802, 804, 805, 806, 807, 1202 and 1204 A. With Crushed Stone III. RCC Grade M20 for Height upto 5m

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar . (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in superstructure complete as per drawing and echnical specifications Clauses 1002, 1010 and 1202sperstructure complete as per drawing and technical specifications Clauses 1002, 1010 & 1202

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 (v) 60 cm equilateral triangle

Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75 x 75 x 6 mm 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 Technical Specification Clause 1701

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

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes and conforming to the MoSrt&H specifications

Providing reflective pavement marker with Micro prismatic lens in both direction having thermoplastic bodyadherning to the specification and guidelines of MoSRT &H,s fixed to the road surface using the adhesive and the procedure recomended by the manufactures with three months replacement warranty and five year maintenance

RCC Drain

Excavation for structures :- Earth work in excavation of Foundations of structures as per drawing and specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, drassing of sides and bottom and backfilling with approved material I. Ordinary soil. A. Manual Means (I) Without dewatering

PCC 1:3:6 in foundation (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days)

Plain/ Reinforced cement concrete in open foundation complete as per drawing and technical specification and steel shuttering framework (N) without Plasticiser E. RCC Grade M25

Reinforcement in foundation : Supplying fitting and placing un coated TMT bar reinforcement in foundation complete as per drawing and technical specifications. (i) with TATA make TMT CRS (Fe 500 grade) rebar

Providing weepholes in brick masonry/stone 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 andd technical specification.

RCC Slab Culvert (2 Nos)

Earthwork in excavation of foundation 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 50 m, dressing of sides and bottom and back filling in trenches with excavated suitable material (i) Ordinary Soil (i) (upto 3 m depth)

Plain Cement Concrete M10 (1:3:6 nominal mix) in levelling course below open foundation of Head walls as per drawings & Technical Specification Clause 1109

Stone masonary work in cement morter in foundation complete as per technical specification clause 702, 704, 1202 & 1203

Plain / Reinforced cement concrete in sub structure complete as per drawing and technical specification clause 802, 804, 805, 806, 807, 1202 &1204 A. with Creushed stone III. RCC Grade M20 for Height upto 5m

Filler Joint (iv) Providing and filling joint sealing compound as per drawings and technical specifications with coarse sand and 6 percent bitumen by weight

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar . (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in superstructure complete as per drawing and Technical specifications Clauses 1002, 1010 and 1202

Providing weepholes in brick masonry/stone 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 drawing and technical specification Sandy material.

Utility Shifting

Sri Dhrubajyoti Kakati