MLCSNA /SOPD(G)/Bokajan(ST)/01

Amount

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 excavated earth to the extent required and utilising theremaining earth locally for road work.) (I) Ordinary Soil A) Manual means I) Without dewatering i) upto 3m Depth

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 excavated earth to the extent required and utilising theremaining earth locally for road work.) (I) Ordinary Soil A) Manual means I) Without dewatering i) 3m to 6m Depth

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 mix with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)

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

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including steel shuttering formwork. 'PCC Grade M20

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork RCC Grade M25 Height upto 5m 'Case I : Using concrete mixer

Plain/Reinforced cement concrete, in super structure complete as per drawing and technical specification and steel shuttering formwork For solid slab super-structure RCC Grade M25 Height upto 5m 'Case I : Using concrete mixer

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification B) Sandy Material

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

Reinforcement in Substructure: Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in substructure complete as per drawing and technical specifications TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

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

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.

Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications

Drainage Spouts complete as per drawing and Technical specification

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.

Protection : 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

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

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.)

Approach : Embankment Construction with Material Obtained from Borrow Pits (Construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirment of table 300-2 ( Including cost of testing of materials at site and laboratory as directed by the deptt.) From Private Land

Construction of sub grade & earthen shoulders : Construction of Sub grade & Earthen Shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 300.2 (Including compensation of earth.)(Including cost of testing of materials at site and laboratory as directed by the dep't.) a)From Private Land

Plant Mix Method (Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density,complete as per cl. 401( Including cost of testing of materials at site and laboratory as directed by the deptt.) 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 tones capacity in stages to proper grade and camber, applying and booming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density (With an initial lead of 5.0km), By Manual Means c) Using Screening Type-B (11.2mm Agg.) I) WBM Grading II :

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 tones capacity in stages to proper grade and camber, applying and booming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density (With an initial lead of 5.0km) : Using Screening Type-B (11.2mm Agg.) II) WBM Grading III

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 0.6 kg/sqm using mechanical means(Including cost of testing of materials at site and laboratory as directed by the dep't.) (i) With bitumen emulsion -CSS-1h

Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom.( Including cost of testing of materials at site and laboratory as directed by the deptt.) (C) Granular Surfaces treated with primer

Open Graded premix Surfacing : Providing , laying rolling of open graded premix surfacing of 20 mm thk composed of 13.2mm to 5.6mm aggregates either using penetration grade bitumen ( 60-70 Gr) or bitumen impulsion to required line, grade and level to serve as wearing coarse on a previously prepared base, including mixing in a suitable plant laying and rolling with a smooth wheeled roller of 8-10 ton capacity to the required level and grade. (including carriage up to initial lead of 5.0 km from quarry and carriage of mixed materials up to 10.00 Km initial lead from mixing plant and including cost of testing of material at site and laboratory as directed by the department). ' 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 Type A and B seal coats) ( Including cost of testing of materials at site and laboratory as directed by the deptt.) '(a) Without anti stripping 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.

Supplying, fitting and fixing RCC guard post 150cm long erected 75cm above the ground and 75cm below the ground with M-15 grade (nominal mix 1:2:4 with broken stone aggregate up to 20mm size) of cement concrete and required reinforcement tied in position with annealed black wire including centering, moulding the top, curing including painting concrete surfaces in 23cm strips upto 0.75m from the top alternately in black and white and having 2 nos. reflective band of desired shade etc. complete as per design and as directed. 15 cm dia. RCC guard post with reinforcement of 4nos. 12mm dia TMT main steel bars and 6mm TMT/ MS stirrups at 15cm c/c.

Carrying out Sub Soil investigation (SSI) for all type of soil (except boring in rock) upto depthof 30 m 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 foundation , sub structure,Super structure as relevant IRC Codes and SSI Report , 2( two) each of Design& Drawing of each bridge to be submitted for approval and 8 ( eight)copies after approval of competent authority.

M/S MACRO ENGINEERING

BHIM ENGLENG