Construction of RCC Bridge No.3/1 on Poddarbhita Bhalukmari Road under conversion of 1000 Nos. SPT Bridges to RCC Bridges for 2017-18. Package No.BR-1000/LAC-39/039 (Balance Work)

Amount

Providing and constructing temporary island for construction of well foundation complete as per technical specification. (a) For 6m dia. Well (i) Depth of water above 1.0 m upto 2.0 m

Providing and laying cutting edge of mild steel weighing 40 kg per metre for well foundation complete as per drawing and technical specification 1200 &1900

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. I. Withoutplasticiser, Using concrete mixure, A. Well Crub RCC M25 Grade

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. I. Withoutplasticiser, Using concrete mixure, B. Well Steining RCC M25 Grade

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. I. Withoutplasticiser, Using concrete mixure, C. Bottom Plugging, PCC M25 Grade

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. I. Withoutplasticiser, Using concrete mixure, E. Top Plugging, PCC M20 Grade

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. I. Withoutplasticiser, Using concrete mixure, F. Well Cap, RCC M25 Grade

Sinking of 6 m external diameter well ( other than pneumatic method of sinking ) through all types of strata namely sandy soil, clayey soil and rock as shown against each case, complete as per drawing and technical specifications. Depth of sinking is rekonewedfrom bed level. A. Sandy soil. (I) depth below bed level upto 3.00m

(II) Beyond 3m upto 10m

(II) Beyond 10m upto 20m

Sand filling in wells complete as per drawing and technical specifications

Reinforcement in Foundation: Supplying, fitting and placing TMTIS:1786 Fe500 D bar reinforcement in foundation complete as per drawing and technical specifications. (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (T AT A/ SAIL/ Esser Steel/ Jindal Panther steel/Shyam steel or equivalent)

Plain/Reinforced cement concrete, in sub & 2200 structure complete as per drawing and technical specification and steel shuttering formwork. F. RCC Grade M25, Height upto 5m, Using Concrete Mixure.

Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in sub-structure complete as per drawing and technical specifications. (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (T AT A/ SAIL/ Esser Steel/ Jindal Panther steel/Shyam steel or equivalent)

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

Furn is hing and Placing Reinforced/Prestressed cement concrete in superstructure as per drawing and Technical Specification’including steel shuttering formwork. I Without Plasticiser, (B) RCC Grade M25, (I) Using Concrete Mixure, (ii) For T-beam & Slab, (a) Height upto 5m.

Reinforcement in Super Structure: Supplying, fitting and placing TMTconforming to IS:1786 Fe 500 D reinforcement in super-structure including splicing complete as per drawing and technical specifications. (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (T AT A/ SAIL/ Esser Steel/ Jindal Panther steel/Shyam steel or equivalent)

Drainage Spouts complete as per drawing and T echnical 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.)

Providing weep holes in Brick masonry/ Plain/Reinforced concrete abutment, wing wall/return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical specification.

JAGADISH BARUAH