Lakhimpur/31A Construction of Bridge in Lakhimpur District i) Br. No. 1/1 on No. 1 Singia to Bobindapur.

Implementation of Enviromental and Social Management Plan -Soil quality monitoring at 3 locations for 2 seasons for 1 year. (3x2 Season x 1 Years) = 6 Nos. of samples (operation Stage) (i) Br. No. 1/1 at No. 1 Singia to Bobindapur

Earthwork in excavation for foundation of structures as per drawings and technical specifications , including setting out, construction of shoring and bracing, including dewatering and using machinery, removal of stumps and other deleterious matter, dressing of sides and bottom and back filling with approved material. I) In Ordinary Soil B. Mechanical means. ii) Depth up to 3.00 m (with dewatering)

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

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without plasticiser, A. Well Curb, (iv) RCC M35 Grade, Case II -With Batching Plant, Transit Mixer and Concrete Pump

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without plasticiser, B. Well Steining, (viii) RCC M35 Grade, Case II -With Batching Plant, Transit Mixer and Concrete Pump

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without plasticiser, C.Bottom Plug, (ii) PCC M25 Grade, Case II -With Batching Plant, Transit Mixer and Concrete Pump

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without plasticiser, D.Intermediate Plug, (ii) PCC M20 Grade, Case II -With Batching Plant, Transit Mixer and Concrete Pump

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without plasticiser, E.Top Plug, (ii) PCC M20 Grade, Case I -Using Concrete Mixer

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without plasticiser, F.Well Cap, (iv) RCC M35 Grade, Case II -With Batching Plant, Transit Mixer and Concrete Pump

Sand filling in wells complete as per drawing and technical specifications

Supplying, fitting and placing uncoated TMT 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)

Earthwork in excavation for foundation of structures as per drawings and technical specifications , including setting out, construction of shoring and bracing, including dewatering and using machinery, removal of stumps and other deleterious matter, dressing of sides and bottom and back filling with approved material. I) In Ordinary Soil B. Mechanical means. ii) 3.00m to 6.00 m depth (with dewatering)

Supplying, fitting and placing TMT bars reinforcement in substructure complete as per drawing and Technical Specifications. b) (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surfaces behind the abutement, wing wall and return wall to the full height compacted to firm condition complete as per drawing and technical specification.

Supplying, fitting and fixing in position true to line and level POT-PTFE bearing consisting of a metal piston supported by a disc or unreinforced elastomer confined within a metal cylinder, sealing rings, dust seals, PTFE surface sliding against stainlesssteel matting surfaces, complete assembly to be of cast steel/fabricated structural steel, meatal and elastomer elements to be as per IRC:83 part-I &II respectively and parts conforming to BS:5400, complete as per drawing and approved technical specification.

Plain/ Reinforced Cement Concrete in substructure complete as per Drawing and Technical Specifications. (N) Without plasticiser H) a) RCC Grade M 35 a) Height up to 5.0 m Case-I : Using Concrete Mixer

Furnishing and placing reinforcement / prestressed cement concrete in super structure as per drawing and technical specifications. (N) Without Plasticiser D. RCC/ PSC grade M - 35 Case I : Using concrete mixer For T beam and slab, 2) Height 5.0m to 10.0 m

Supplying, fitting and placing TMT bar reinforcement 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

PCC M15 Grade leveling course below approach slab complete as per drawing and Technical specification

Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification (a) TMT Corrosion Resistant Steel (CRS) reinforcement bar of Fe-500 N/mm2

Providing Strip Seal Expansion Joint to cater movement of +70mm as per drawing.

Non-destructive testing with rebound hammer for detection of damage zones in Reinforced concrete structures and furnishing the findings thereof in proper comprehensible format

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire conforming to IS:280 and IS:4826 in 100 mm x 100 mm mesh (woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications.

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications. Stone/Boulder

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications.

Furnishing and placing reinforcement / prestressed cement concrete in super structure as per drawing and technical specifications. E. RCC Grade M-40, For T beam and slab 1) Height up to 5.0 m

Earthwork in excavation for foundation of structures as per drawings and technical specifications , including setting out, construction of shoring and bracing, including dewatering and using machinery, removal of stumps and other deleterious matter, dressing of sides and bottom and back filling with approved material . I) In Ordinary Soil B. Mechanical means. i) Depth up to 3.00 m (with dewatering)

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including steel shuttering formwork. I. Without plasticiser A. PCC Grade M15

Supplying, fitting and placing uncoated TMT 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 open foundation complete as per drawing and technical specification including steel shuttering formwork. I. Without plasticiser G RCC Grade M30 (i) Using Concrete Mixer

Supplying, fitting and placing TMT bars reinforcement in substructure complete as per drawing and Technical Specifications b) (i) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surfaces behind the abutement, wing wall and return wall to the full height compacted to firm condition complete as per drawing and technical specification.

Construction of embankment with approved material obtained from borrow pits with a lift upto 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 upto 1000 m as per Technical Specification.

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.

Construction of granular sub-base by providing well 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 smooth wheel roller to achieve the desired density, complete as per Technical Specification. A)By Mix in Place Method

Plain/ Reinforced Cement Concrete in substructure complete as per Drawing and Technical Specifications. H) a) RCC Grade M 35 I) Height up to 5.0 m Case-I : Using Concrete Mixer

WBM Grading 2 Using stone screening Type-B 11.2 mm for Gr.II Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification . Manual means

WBM Grading 3 Using stone screening Type-B 11.2 mm for Gr.III Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification. By Manual Means

Furnishing and laying of the live sods of perennial turf forming grass on embankment slope, verges or other locations shown on the drawing or as directed by the Engineer including preparation of ground, fetching of sods and watering as per Technical Specification.

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification. 600mm equilateral triangle

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification. 800mm x 600mm rectangular

Implementation of Enviromental and Social Management Plan -Soil quality monitoring at 3 locations for 3 seasons for 2 consecutive years (3x3 Season) (Construction Stage) (i) Br. No. 1/1 at No. 1 Singia to Bobindapur

Implementation of Enviromental and Social Management Plan -Air quality monitoring at 3 locations for 2 seasons for 1 year. (3x2 Season x 1 Years) = 6 Nos. of samples (operation Stage) (i) Br. No. 1/1 at No. 1 Singia to Bobindapur

Package No. CE/EAP/ARRBP/OCB/Bridge-1/Lakhimpur/31-A