MMNPPNA_23_24_36 Reconstruction N Widening of Old NH-36 from Doboka Bypass to 4-lane via Doboka town ( Ch 0.00m to Ch. 850.00m) as Gaurab Path under Mukhya Mantrir Nagariya Pakipath Nirman Achani (MMNPPNA) for the year 2023-24, Doboka MB

Amount

Scarifying the existing bituminous road surface to a depth of 150 mm and disposal of scarified material with a lift upto 3.0m and lead upto 1000 m as per Technical Specification Clause 301.4.

Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1. (i) from private land

Excavation for roadway in soil using manual means for carrying of cut earth to embankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3 (Manual method should be adopted where machines can not be deployed due to site condition)

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 Clause 401. II) For Grading II Material

Providing , laying, spreading and compacting stone aggregates of specified sizes to water bound macadam specification including spreading in uniform thickness , hand packing ,rolling with 3 wheels 80-100KN static roller 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 as per Technical Specification Clause 405. (3) Grading - III (Screening B). A) By Manual Means-

Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406.

Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503.

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.) I. With hydrated lime/ cement as filler (refer table 500-9 of MoSRT&H specification) A. With 60/70 or VG-30 grade bitumen (iii) or Grading II (19 mm nominal size)

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 hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification) A. With 60/70 or VG-30 grade bitumen (ii) for Grading II (13 mm nominal size)

Providing and fixing retro reflectorised cautionery, mandatory and informatory sign as per IRC:67 made 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 75mmx 75mmx 8mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concreyte 450mmx450mmx600mm below ground level as per drawings and technical specification Clause 801. (ii) 600mm equilateral triangle

Providing and fixing retro reflectorised cautionery, mandatory and informatory sign as per IRC:67 made 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 75mmx 75mmx 8mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concreyte 450mmx450mmx600mm below ground level as per drawings and technical specification Clause 801. (iii) 600mm circular

Providing and fixing retro reflectorised cautionery, mandatory and informatory sign as per IRC:67 made 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 75mmx 75mmx 8mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concreyte 450mmx450mmx600mm below ground level as per drawings and technical specification Clause 801. (iv) 800mm x 600mm rectangular

Providing and fixing retro reflectorised cautionery, mandatory and informatory sign as per IRC:67 made 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 75mmx 75mmx 8mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concreyte 450mmx450mmx600mm below ground level as per drawings and technical specification Clause 801. (vii) 90mm side octagon

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 body adhering to the specification and guidelines of MoSRT&H’s fixed to the road surface using the adhesives and the procedures recommended by the manufacturers with three months replacement warranty and free maintenance.

Providing and fixing of road stud 100 x 100 mm die cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling holes 30 mm upto a depth of 600 mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS:873 (Part 4) 1973.

Retro-reflectorised Traffic Signs 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 exceeding 0.9 sqm supported on mild steel angle iron posts 75 mm x 75 mm x 6 mm, 2 Nos. 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 approved drawing and Technical Specification Clause 1701

RCC guard post: Supplying,fitting and fixing RCC guard post size 15 cm dia,150cm long,75cm above the ground and 75cm below the ground, with 4-12mm Tor steel main steel and 6mm MS stirrups at 15cm c/c tied in position with annealed black wire, cement concrete proportin 1:2:4 with broken stone aggregate up to 20mm size including centering,moulding the top.curing,painted black and white alternately in 23cm strips upto 0.75m from the top having reflective band 2 nos. of desired shade etc. as per design and direction complete. (On River kolong Side) '15 cm dia with 4-12mmTor bar

Painting two coats including prime coat with epoxy paint of approved brand on concrete/steel surfaces after through cleaning of surface to give an even shade as per 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.

Dismantling Brick/Tile Work Dismantling of existing structures like culverts, bridges, retaining walls and other structures comprising of brick masonry, including disposal of unserviceable material and stacking the serviceable material with all lift and lead of 1000 m as per Technical Specification Clause 202. (b) Cement mortar

Dismantling of Structures Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specification Clause 202. (I) By Manual Means (C ) Reinforced Cement Concrete

(Construction PCC Footpath both side of the road) 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 sides and bottom and backfilling in trenches with excavated suitable material. I. Ordinary soil Upto 3 m depth

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

Providing concrete for plain / reinforced concrete in substructure complete as per drawings and technical specifications Clauses 802, 804, 805, 806, 1202 & 1204 PCC Grade M 20 Nominial mix (1:2:4)

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 Clauses 614, 709, 1204.3.7

(Construction RCC Covered drain both side of the road) 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 sides and bottom and backfilling in trenches with excavated suitable material. I. Ordinary soil Upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 P.C.C grade M 10 Nominal mix 1:3:6

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 concrete for plain / reinforced concrete in substructure complete as per drawings and technical specifications Clauses 802, 804, 805, 806, 1202 & 1204 PCC Grade M 20 Nominial mix (1:2:4)

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 Clauses 614, 709, 1204.3.7

Supplying & installation of antique design Street Light for Gaurab Path through both sides of the road with underground cabling (Considering 25m pole to pole distance for 1000m)

Providing,fitting & fixing in position of Ornamental Iron Grill at Footpath as directed by engineer in charge.

Fitting of Tiles on the Footpath as directed by Engineer in charge

RAM CHANDRA KOTHARI

MD ISMAIL ALI

SRI SWADIP GOHAIN