Construction of RCC Bridge(No.1/1) with approach on approach road to Dispur Govt. H.S.School over river Bahini at Dispur,Guwahati,Dist.Kamrup Metro

Amount

Construction of embankment with approved materials obtained from borrow pits with a lift up to 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead up to 1000 m as per Technical Specification clause 301.5 . (I)(A):By Mechanical Means: Private Land. (a) From private land

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. (a) From private land

Construction of granular sub‐base by providing well graded materials, 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 aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80 ‐ 100 KN 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 reqd. density, Grading‐III as per technical specification Cls. 405

Providing and laying interlocking concrete block pavement(M40) having thickness 80mm as per technical specification clause 1504 (inclusive of Edge restraint and carriage)

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 (A) Manual Means (i) Upto 3m depth.

Bored cast‐in‐situ M35 grade R.C.C. pile excluding reinforcement complete as per drawing and technical specifications and removal of excavated earth with all lifts and lead upto 1000 m. (Pile diameter‐750 mm)

Levelling course for Pile cap

Cement concrete for reinforced concrete in pile cap complete as per drawing and Technical Specification. B. RCC Grade M‐25

Reinforcement in Foundation: Supplying, fitting and placing conforming to IS:1786 TMT reinforcement bar Fe500 in foundation complete as per drawing and technical specifications. (a) TMT ‐ IS 1786 (Fe‐500 D) from Primary Producer like TATA/SAIL/SHYAM STEEL/ESSER STEEL/JINDAL STEEL/RINL etc.

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork. (a) RCC Grade M‐25 upto a height of 5m

Supplying, fitting and placing conforming to IS:1786 TMT reinforcement bar Fe‐500 from primary producer like TATA/SAIL/SHYAM STEEL/ESSER STEEL/JINDAL STEEL/RINL etc. in Sub‐ Structure complete as per drawing and technical specifications. (a) TMT ‐ IS 1786 (Fe‐500 D) from Primary Producer like TATA/SAIL/SHYAM STEEL/ESSER STEEL/JINDAL STEEL/RINL etc

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification. (a) Granular Material

Structural steel Built‐Up‐Girder (BUG) (Providing and launching Steel Truss of Structural steel Built‐ Up‐Girder (BUG) Super Structure including painting complete as per as per drawing and technical specifications under Section 1900 of MOST.)

Furnishing and Placing Reinforced/Prestressed cement concrete in super‐structure as per drawing and Technical Specification' including steel shuttering formwork. (N) Without Plasticiser (B) RCC Grade M25 (ii) For Solid Slab Super‐structure (b) Height upto 5m

Reinforcement in Super‐structure: Supplying, fitting and placing conforming to IS:1786 TMT reinforcement bar Fe500 in Super‐Structure complete as per drawing and technical specifications. (a) TMT ‐ IS 1786 (Fe‐500 D) from Primary Producer like TATA/SAIL/SHYAM STEEL/ESSER STEEL/JINDAL STEEL/RINL etc

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, aggregate size not exceeding 12 mm, 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 adequat space between vertical posts for expansion, complete as per approved drawings and technical specifications.

Providing and fixing Drainage Spouts complete as per drawing and Technical specification.

Compression Seal Joint (Providing and laying of compression seal joint consisting of steel armoured nosing at two edges of the joint gap suitably anchored to the deck concrete and a preformed chloroprene elastomer or closed cell foam joint sealer compressed and fixed into the gap with special adhesive binder to cater for a horizontal movement up to 40mm and vertical movement of 3mm )

Painting on concrete surface (Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 Sq.m. ) (B) For RCC Railing

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

Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification Clause 1302.

Providing and laying boulder apron for bed protection against scour with stone boulders weighing not less than 40 kg each complete as per drawing and technical specifications.

Agency Charge

KHAGENDRA NATH SARKAR

Dilip Kumar Bora