NH-31 Uchita to Morakura

Amount

BRIDGE PROPER :Excavation for Structures: Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. i. Ordinary soil: Mannual Means ( With out dewatering): Depth upto 3m

Excavation for Structures: Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. i. Ordinary soil: Mannual Means ( With out dewatering): Depth from 3m to 6.0m

Bored cast-in-situ M35 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.'With plasticiser (Masterplast PL-1/SPL-2 or equivalent), air entraining and water reducing plasticiser ( asterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999)(Pile diameter-1000mm)

Pile load test on single vertical pile in accordance with I.S. 2911 (Part IV)as per technical specifications of MORTH section no 1100 a) Initial and routine load test

Levelling course for Pile cap Providing and lying of PCC M - 15 levelling course below the pile cap. as per drawing and technical specifications 0f MORTH section

Cement concrete for reinforcement concrete in pile cap complete as per drawing and technical specifications A. RCC grade M - 25 (i ) Using concrete mixer

Reinforcement in Foundation: Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in foundation 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)

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications and steel shuttering formwork as per MoRTH specification A. RCC Grade M25: Height upto 5m to 10m : Case I Using concrete Mixer

Supplying, fitting and placing a. TMT IS:1786 Fe500 D bar reinforcement in substructure 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)

Supplying, fitting and fixing in position true to line and level elastomeric bearing conforming to IRC: 83 (Part-II) section IX and clause 2005 of MoRTH specifications complete including all accessories as per drawing and Technical Specifications.

Furnishing and placing Reinforced/Prestressed cement concrete in super-structure as per drawing and technical specifications including steel shuttering formwork. i. without plasticiser (A)RCC Grade M 25 CASE-(I), Using Concrete mixer (i) For T -Beam and slab, (a) Height upto 5.0m to 10m

Supplying, fitting and placing a. TMT IS:1786 Fe500 D bar reinforcement in superstructure 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 and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications

Construction of precast RCC railing of M30 Grade in situwith 20mm nominal size aggregate true to line and grade, tolurence of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications

Drainage Spouts complete as per drawing and Technical specification.

Burried Joint (Providing and laying a burried expansion joint, expansion gap being 20 mm, covered with 12 mm thick, 200 mm wide galvanised wieldable structural steel plate as per IS: 2062, placed symmetrical to centre line of the joint, resting freely over the top surfaces of the deck concrete, welding of 8mm dia, 100mm long galvanized nails spaced 300mm C/C along the center line of the plate , all as specified in clause 2604.)

Providing & fixing 2 mm thick corrugated copper plate in expansion joint complete as per drawing & Technical Specification.

Carrying out Sub Soil Investigation ( SSI), for all types of soil (except boring in rock) upto a depth of 30m or refusal ( N=100) for each foundation location as per IRC : 78-2014 and submission of SSI report to the Engineer in -Charge for approval. Preparation & submission of Design calculation & Drawings of foundations, Sub Structures, Super Structures as per relevant IRC codes and SSI report , 2 ( two) copies each of Design & Drawings of each Bridge to be submitted for approval and 8 (eight) copies after approval of competent authority.

Protection work : ' Boulder apron laid in wire crates (Providing and laying of boulder apron laid in wire crates made with 4mm dia GI wire conforming to IS: 280 & IS:4826 in 100mm x 100mm mesh (weaved diagonally) including 10% extra for laps and joints laid with stone boulders weighting not less than 40Kg each.)

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 as per drawing and Technical specification. i. Stone/Boulder

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

Sub Way: '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.

SingleHume Pipe Culvert of 1000 mm Dia :- Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work.) .In ordinary soil, Manual Means: Depth up to 3.00 m (with out dewatering

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including steel shuttering formwork. i. PCC Grade M15 a. Using concrete mixer

Brick Masonry Work in cement mortar 1:3 for sub Structures complete as per drawing and Technical Specifications

Plastering with cement mortar (1:4 ) on brick work in sub-structure as per Technical specifications

Sand Filling in Foundation Trenches as per Drawing & Technical Specification

providing and laying Reinforced cement concrete pipe NP4 /NP 3/prestrssed concrete pipe for culverts on first class bedding of granular material / Cement Concrete M-15 grade in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets .. as per MoRTH specification

ROADS WOTRK : Embankment Construction with Material Obtained from Borrow Pits(Construction of Embankment 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 300.1 and 300.2 ( including compensation of earth)(Including cost of testing of materials at site and laboratory as directed by the deptt. as per technical specification (A) From private land

Construction of Sub grade and Earthen Shoulders (Construction of Sub grade and Earthen Shoulders with approved materials 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 ( including compensation of earth)(Including cost of testing of materials at site and laboratory as directed by the deptt. as per technical specification i. From private land

Granular Sub-Base with Coarse Graded Material ( Table:- 400- 2):( 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 ( including all lead , transporting to site) Material as per technical specification 401: (I) for grading- I Material

Water Bound Macadam: (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 tonnes in stages to proper 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. ( including all lead , transporting to site ) as per technical specification 405.(A) By Manual Means: (II) Grading- II. (a) Using stone Screening type –A (13.2 mm Agg.)

Water Bound Macadam: (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 tonnes static roller in stages to proper 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. ( including all lead , transporting to site ) as per technical specification clause no. 405.(B) By Manual Means: (III) Grading-III. (b) Using stone Screening type –B (11.2 mm Agg.)

Tack coat :Providing and applying tack coat with Bitumen emulsion using emulsion pressure distributor at the rate of 0.2 to 0.25 kg per sqm on the prepared dry bituminous/granular surface cleaned with mechanical broom ( Including cost of testing of materials at site and laboratory as directed by the deptt)(I)'With bitumen emulsion-CSS-1 ( IS-8887-2004 )( Grannular Surface trated with primer)

Open - Graded Premix Surfacing: Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or cut-back 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 wheeled roller 8-10 tonne capacity, finished to required level and grades.) (including carriage up to site from quarry and carriage of mixed materials upto site from mixing plant.) ( Including cost of testing materials at site and laboratory as directed by the deptt) (a) without anti stripping agent Case-I : Mechanical method using Penetration grade Bitumen ( 60/70 or VG-30 grade) and HMP of appropriate capacity not less than 75 tonnes / hour

Seal Coat: (Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using either Type-A or Type-B seal coats. (including carriage up to site from quarry ) (Including cost of testing of materials at site and laboratory as directed by the deptt.). as per technical specification. Without antistripping 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.

Tapash Paul