Construction of RCC Bridge No 1/1 on Nirmola Bagan Road under SOPD (ODS)...

Amount

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplins and trees girth upto 300mm, removal of stamps of trees cut earlier and disposal of unserviciable materials and staking of serviciable materials to be used or auctioned upto a lead of 1000m including removal and disposal of top organic soil not exceeding 150mm thickness.... (i) By Manual Means (A) In area of non thorny jungle.

Construction of embankment with aproved materials obtained from borrow pits, Construction of embankment with approved materials obtained from borrow pits with all lifts & leads, transporting to site, spreading grading to required slope and compacting to meet required of Tables 300.2 (including compansation of earth). (a) Private land.

Construction of sub-grade and earthen shoulders with approved materials obtained from borrow pits with all lifts and leads, transporating to site, spreading, grading to required slope and compacting to meet required of table 300.2 (including compansation of earth). (a) Private land.

(A) By mix Place Method:- Construction of granular sub-base by prevelling well gradeed 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 achive the desired, conplete as per Technical Specification Clause 401. (ii) For Grading Material (Gr-II) GSB.

Water Bound Macadam:- Providing, laying, spreading and compacting stone agreegates of specific size to WBM specification including spreading in uniform thickness, hand packing rolling with vibrator 80-100KN static roller in stages to proper grade and camber applying and brooming, requisite type of screening/binding materials to fill up the inter slices of coarse aggregate, watering and compacting to the required density. Grading-III (B) By manual Means (c. using screening type-B) 11.2mm aggregate.

Interlocking Concrete Block (a) Providing and laying Interlocking Concrete Block Pavement (M-40) having thickness 80mm as per Technical Specification clause 1504 complete including carriage (Inclusive Edge restraint and carriage).

Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification.

Providing and laying Pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical specifications.

Boulder apron laid on river bed for protection against scour with stone/boulders weighing not less than 40 Kg each complete as per drawing and technical specification.

Earthwork in excavation of foundation of structures as per drawing and technical specification etc.

Bored Cast in situ M35 grade RCC pile excluding reinforcement complete as per drawing and Technical Specification and removal of excavated earth with all lifts and lead upto 1000 m (Pile diameter 1000 mm).

Pile load test on single vertical pile in accordance with IS 2911 (Part IV ) Initial & Routine load test.

Cement concrete for reinforcement concrete in pile cap complete as per drawing and technical specification (A) RCC grade M20 (I) using concrete mixer.

Levelling course for Pile cap Providing and laying of PCC M20 levelling course 100mm thick below the pile cap as per drawing and Technical Specification of MORTH.

Supplying, fitting and placing HYSD bar reinforcement in foundation complete as per drawing and Technical Specifications as per MORTH clause 1000, 1202. (b) with TATA make TMT reinforcement bar.

Plain/Reinforced Cement Concrete in substructure complete as per Drawing and Technical Specifications Cl 802, 804, 805, 807, 1202 and 1204 (A) with crushed stone. (IV) RCC Grade M25 (i) Height upto 5.0m.

Supplying, fitting and placing HYSD bar reinforcement in foundation complete as per drawing and Technical Specifications as per MORTH clause 1002, 1005, 1010, 1202. (b) With TATA make TMT rebar.

Supplying, fitting and fixing in position true to line and level elastomer bearing conforming to IRC 83 (Pt. I) section-IX complete as per drawing and technical specification Cl 1207.1.

Providing and laying cement concrete in superstructure as per drawing and technical specifications clauses 800, 1205.4. A) With crushed stones. (II) RCC M25.

Supplying, fitting and placing HYSD bar reinforcemet in Superstructure complete as per drawing and Technical Specifications. (b) with TATA make TMT rebar.

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

Construction of RCC ralling of M25 grade in cast in situ with 20mm nominal size aggregate True to line and ---- and technical specifications clauses 800, 900 and 1208.3.

Providing Drainage Spouts complete as per approved drawing and Technical Specifications cl 1209.

Laying of a Strip seal expansion joint catering to maximum horizontal movement upto 70mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representtative ensuring compliance to the manufacturer's instruction for installation.

Bharat Borah