Bridge No 4/1 on Jirighat- Bahadurpur Road

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 3.0m upto 6m

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-1200mm)

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 : 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

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.

Strip Seal Expansion Joint (Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instruction for installation).

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 .

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- II 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.)

Prime coat : Providing and applying primer coat with bitumen emulsion on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 1.00 kg/sqm)(Including cost of testing of materials at site and laboratory as directed by the deptt)using mechanical means ( a) 'With bitumen emulsion-CSS-1 ( IS-8887-2004 )

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.

Providing and fixing of typical informatory sign board with Logo as per MORD specifications and drawing. Three MS Plates of 1.6 mm thick, top and middle plate duly welded with MS flat iron 25mm x 5m size on back on edges. The lower plate will be welded with MS angle iron frame of 25mm x 25mm x 5mm. The angle iron frame of the lower most plate and flat iron frame of middle plate will be welded to 2 nos. 75mm x 75 mm of 12 SWG sheet tubes posts duly embedded in cement concrete M-15 grade blocks of 450mm x 450mm x 600mm, 600mm below ground level. The top most diamond plate will be welded to middle plate by 47mm x 47mm of 12 SWG steel plate tube. All M.S. will be stove enameled on both sides. Lettering and printing arrows, border etc. will be painted with ready mixed synthetic enamel paint of superior quality in required shade and colour. All sections of framed posts and steel tube will be painted with primer and two coats of epoxy paint as per drawing Clause 1701 and Annexure 1700.1

Rumble Strips Provision of 15 n0s.rumble strips covered with premix bituminous carpet,15.2 mm high at centre,250mm wide placed at 1m centre to centre at approved location to control speed, marked with white strips of road marking paint. The rate per sqm of premix carpet and road marking may be adopted from Chapters 5&10 respectively for the quantities calculated from approved drawings.

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

Retro reflectorised Traffic sign: Providing and erecting of Retro-Reflectrorised cautionary, mandatory & informatory sign as per IRC: 67 made of high intensity encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick fixed on an angle iron of 25x25x4mm supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly design foundation with M-15 grade Cement concrete 45cm x 45cm x 60cm, 60cm below ground level as per approved drawing and sign. ( All the Steel work must be Tata/Sail/or any other approved brand) i) 60 cm circular

Retro reflectorised Traffic sign: Providing and erecting of Retro-Reflectrorised cautionary, mandatory & informatory sign as per IRC: 67 made of high intensity encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick fixed on an angle iron of 25x25x4mm supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly design foundation with M-15 grade Cement concrete 45cm x 45cm x 60cm, 60cm below ground level as per approved drawing and sign. ( All the Steel work must be Tata/Sail/or any other approved brand) i) 60 cm equilateral triangle

Retaining wall : 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. Upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications P.C.C grade M 10

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification i. P.C.C. grade M 20

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification i. Granular Materials

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

Debopriya Deb

Shri Anukul Paul

Ambarish Roy