Biswanath/14 i) Br. No. 1/1 Dilapakhara Dhandi Road

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, including removal and disposal of top organic soil not exceeding 150mm in thickness as per Technical Specification Clause 201. By Mechnaical means In area of non-thorny jungle

Construction of embankment with approved material obtained from borrow pits with all lift, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with all lead as per Technical Specification Clause 301.5 i. Private Land

Construction of subgrade and earthen shoulder with approved material obtained from borrow pits with all lifts, transporting to site, spreaing, grading to required slope and compacted to meet requirement of Table 300.2 with all lead as per Technical Specification Clause 303.1 i. Private Land

Construction of granular sub-base by providing well grade 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. For Grading II Material

Providing, laying spreading and compacting stone aggregate of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fillup the interstices of coarse aggregate, watering and compacting to the required density Grading-II & Grading III as per Technical specification Clause 405 For Grading II Material

Providing, laying spreading and compacting stone aggregate of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fillup the interstices of coarse aggregate, watering and compacting to the required density Grading-2 & Grading -3 as per Technical specification Clause 405 For Grading III Material

Providing and laying interlocking concrete block pavement with M40 grade grade of concrete blocks having thickness 80mm as per technical specification clause 1504 complete including carriage A) Including Edge block/ Edge restraints.

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.

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

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)

Excavation for Structures (Earthwork in excavation for foundation of structures as per drawing and technical specifications including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter,dressing of sides and bottom, backfilling the excavated tearth to the extent required and utilising the remaining earth locally for road work.) Ordinary Soil Upto 3m depth

MS Liner for bored cat in situ concrete pile (Providing and installing 6mm MS liner for bored cast in situ concrete pile including applying protective coating as per drawing and technical specification and as directed by Engineer in Charge.

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

Elastomeric Slab Seal Expansion Joint (Providing and laying of an elastomeric slab steel expansion joint, catering to right or skew (less than 20 deg., moderately curved with maximum horizontal movement upto 50 mm, complete as per approved drawings and standard specification to be installed by the manufacture / supplier or their authorisedrepresentative ensuring compliance to the manufacturers instructios for nstallation and clause 2506 of MORTS&H specification of bridge works.)

Bored cast-in-situ M35 grade RCC pile excluding reinforcement complete as per drawing and technical specifications and removal of excavated earth with all lifts and leads (Pile diameter-1200mm).

Dismantling Steel Work in all Types of Sections upto a height of 5 m above Plinth Level excluding Cutting of rivet as per Technical Specification Clause 202. (a) Including dismembering

Providing concrete for Plain/Reinforced cement concrete, in open foundations complete as per drawing and technical specifications Clause 802,803, 1202 & 1203 With crushed Stone PCC grade M 15 Nominal mix (1:2.5:5)

Cement concrete for reinforced concrete in pile cap complete as per drawing and Technical specification. Using Concrete Mixer

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications. RCC Grade M35 Height upto 5m Using Concrete Mixer

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications. RCC Grade M30 Height upto 5m Using Concrete Mixer

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications. RCC Grade M30 Height 5m to 10m Using Concrete Mixer

Levelling course for Pile cap

Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MORT&H specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided 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 placing TMT (Fe-500 D) reinforcement bar (from Primary Producer :TATA /SAIL/Esser Steel/Jindal steel/ Shyam steel/RINL) in superstructure complete as per drawings and technical specifications clauses 1002, 1010 & 1202.

Plain/Reinforced cement concrete, in open foundations complete as per drawing and technical specifications including steel shuttering formwork. Without Plasticiser Using Concrete Mixer M-30

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8. (Granular material)

PCC M15 ordinary grade (1:2.5:5) leveling course below approach slab complete as per drawing and Technical specification clause 800 and 1211. A With Crusher Stone i. Nominal Mix (1:2.5:5)

Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and technical specifications TMT-IS 1786 (Fe-500D) Primary Producer (TATA/SAIL/Esser Steel/Jindal panther steel/Shyam steel or equivalent).

Reinforced Cement Concrete Crash Barrier (Provision of an Reinforced cement concrete crash barrier at the edges of the road, approaches to bridge structures and medians, constructed with M-20 grade concrete with HYSD reinforcement conforming to IRC:21 and dowel bar 25mm dia, 450mm long at expansion joints filled with pre moulded asphalt filler board, keyed to the structure on which it is built and installed as per design given in the enclouser to MOST circular No. RW/NH - 33022/1/94-DO III dated June 1994 as per dimension in the approved drawing and at locations directed by the engineer, all as specified. M 40 grade concrete

Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per rawing and Technical Specifications

Painting Two Coats on New Concrete Surfaces Painting two coats including primer coat after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces as per drawing and technical specification Clause 1701

Non-destructive tecting with Rebound hammer for detection of damage zones in Reinforced concrete structures and furnishing the finding in proper comprehensible format .

Non-destructive tecting with Ultrasonic Pulse velocity Meter with Data Storage facility for detection of cracks voids and other imperfections in Reinforced concrete structures and furnishing the finding thereof in proper comprehensible format complete as directed by the Department.

Providing and laying one layer of Non-Woven geotextile of minimum mass per unit area of 280gms/sqm.having minimum roll width of 5.0m treated with carbon black with physical properties as given in clause no 702.2.3. over 25mm thick compacted sand layer on a prepared subgrade as a filter media with necessary overlaps as per drawing and technical specification and as directed by the Engineer in charge complete.

Providing and laying Pitching on slopes laid over prepared filter media as per drawing and Technical specifications. Stone/Boulder

Providing and laying boulder apron laid in wire crates with 4mm dia GI wire conforming to IS:280 and IS:4826 in 100mmx100mm mesh (woven diagonally) including 10per cent extra for laps and joints laid with stone boulders weighing not less than 25kg each as per drawing and technical specification Clause 1301.

Construction of cold weather Bamboo bridge overall width of 3.70m and clear road way 3m with jungle wood post 20cm to 25cm dia 5nos. 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 20 cm 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 75mmx100mm first class local wood battens 120cm apart and 3 lines of jati bamboo horizantal railing fixed in bholuka 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 out-side trackway with earth topping complete as per direction of the department.