SDMF/ Boko /1

Amount

Excavation towards uphill Excavation for roadway in ordinary rock with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, transporting to embankment site with a lift upto 1.5 m and lead upto 1000 m, trimming bottom and side slopes in accordance with requirements of lines, grades and cross-sections as per Technical Specification Clause 302.3.5

Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross-sections, and transporting to the embankment location with a lift upto 1.5 m and lead upto 1000 m as per Technical Specification Clause 302.3

Excavation in Hard Rock (blasting prohibited) Excavation for roadway in hard rock (blasting prohibited) with rock breakers including breaking rock, loading in tippers and disposal with a lift upto 1.5 m and lead upto 200 metres, trimming bottom and side slopes in accordance with requirements of lines, grades and cross- sections as per Technical Specification Clause 302.3.5 B. By Mechanical Means

Retaining wall Earth work in excavation for structures as per drawings and technical specifications clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and back filling in trenches with excavated suitable material

Providing concrete for plain/reinforced concrete in open foundation complete as per drawing and technical specification clause 802, 803, 1202 and 1203. A. With crushed stone. I. P.C.C grade M-10 (i) Nominal mix 1:3:6.

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A) With crushed Stone R.C.C Grade M20

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in foundation complete as per drawings and technical specifications Clauses 1000 and 1202

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

Plastering with cement mortar (1:4), 15 mm thick on brick work in substructure as per Technical Specification clauses 613.4 and 1204

Breast wall Earth work in excavation for structures as per drawings and technical specifications clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and back filling in trenches with excavated suitable material

Providing concrete for plain/reinforced concrete in open foundation complete as per drawing and technical specification clause 802, 803, 1202 and 1203. A. With crushed stone. I. P.C.C grade M-10 (i) Nominal mix 1:3:6.

Stone masonry in cement morter for substructure complete as per drawing and technical specification clause 702,704,1202 and 1204. III. Random rubble masonry. (iii) in cement morter (1:5)

Plastering with cement mortar (1:4), 15 mm thick on brick work in substructure as per Technical Specification clauses 613.4 and 1204

Gabian walls Earth work in excavation for structures as per drawings and technical specifications clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and back filling in trenches with excavated suitable material Ordinary rock not requiring blasting upto 3 m depth

Supply of Mechanically Woven Double Twisted Hexagonal Shaped Wire Mesh 1m High Gabion Boxes as per IS 16014, MORTH 2013 specification Clause 2500, of required sizes, Mesh Type --, (Zn(..%)+Al (.. %)alloy)+ Polymer (PVC) coated , Mesh Wire dia. --- (ID/OD), mechanically edged / selvedged, with partitions at every 1m interval and tying with lacing wire of dia -- mm (ID/OD), supplied @ 3% by weight of gabion boxes (excluding transportation), as per detailed specification conforming to codes in vogue all complete as per directions of engineer-in-charge.

Providing and laying one layer of Non-Woven geotextile of minimum mass per unit area of 280gms/sqm.having minimum roll width of 5.0m treated with carbon black with physical properties as given in clause no 702.2.3. over 25mm thick compacted sand layer on a prepared subgrade as a filter media with necessary overlaps as per drawing and technical specification and as directed by the Engineer in charge complete.

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 ii. Sandy material (Behind Retaining wall and Gabion wall)

600 mm dia NP3 HPC Excavation for Structures Earthwork in excavation for foundation of structures upto 3 m depth as per drawing and technical specification Clause 1104 includding setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.

Plain Cement Concrete M10 (1:3:6 nominal mix) in levelling course below open foundation of Head walls as per drawings & Technical Specification Clause 1109

Bedding of pipe Laying (First Class) bedding on well compacted approved granular material as per Clause 1105 (ii)

Stone Masonry Work in cement mortar in foundation of Head walls complete as per drawing and technical specification Clasue 1109.II. Coursed rubble masonry (2nd sort)II. In 1:4 cement mortar

Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in double row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets as per Clause 1106. C) 600 mm dia

Plastering with Cement Mortar (1:4), 15 mm thick on brickwork in substructure as per technical specification

Side drain Earthwork in excavation of foundation 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 (i) Up to 3.00 m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 P.C.C grade M 10 Nominal mix 1:3:6

Stone masonry work in cement mortar in foundation complete as per drawing and technical specifications Clauses 702, 704, 1202 & 1203. Random Rubble Masonry in 1:3 Cement morter

Plastering with cement mortar (1:4), 15 mm thick on brickwork in substructure as per technical specification Clauses 613.4 & 1204

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 P.C.C. grade M 20 Nominal mix 1:2:4 Edge Stone Guide

RCC 2x4.00 mx4.00 m Double Cell Box Culvert Earthwork in excavation for foundation of structures upto 3 m depth as per drawing and technical specification Clause 1104 includding 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 Up to 3m depth

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 i. Granular Filling

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A) With crushed Stone I) P.C.C grade M 10 Nominal mix 1:3:6

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification Clauses 802, 804, 805, 806, 807, 1202 and 1204 A. With Crushed Stone RCC Grade M 25 for Height upto 5m

Supplying, fitting and placing TMT bar reinforcement (Fe-500) in sub-structure complete as per drawing and technical specifications Clauses 1002, 105, 1010 & 1202

Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications Clauses 1002, 1010 and 1202 A. With crushed stone

Construction of RCC railing of M30 Grade in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, as per drawings and technical specifications clauses 800, 900 and 1208.3

Providing and laying boulder apron for bed protection with stone boulders of minimum size and weight as per Table 1300.1, no fragment weighing less than 25 kg laid dry complete as per drawing and technical specifications Clause 1301

Wearing coat on Existing CD Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3 A) With crushed stone (Qty as per Statement-7)

Road works Construction of Subgrade and Earthen Shoulders 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. (i) Private Land

Granular Sub-base with Well Graded Material (Table 400.1) 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 Clause 401. (ii) For Grading II Material (Rate as per Annexure-I)

Water Bound Macadam Sub-base/base (III) WBM Grading 3 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 Clause 405. (A) By Manual Means (Rate as per Annexure-I)

Providing and laying interlocking concrete block pavement with M40 grade grade of concrete blocks having thickness 80mm as per technical specification clause 1504 complete including carriage. (i) Including Edge block/ Edge restraints

Hard Shoulder Granular Sub-base with Well Graded Material (Table 400.1) 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 Clause 401. (ii) For Grading II Material (Rate as per Annexure-I)

Construction of un reinforced, dowel jointed at expansion and construction joint only,plain cement concrete pavement, thickness as per design,over a prepared sub base,with 43 grade cement or any other type as per clause 1501.2.2 M30 grade ,coarse and fine aggregrette conforming to is:383,maximum size of coarse aggregate not exceeding 25 mm,mixed in a concrete mixer of not less than 0.2 cum capacity and appropriate weigh batcher using approved mix design, laid in approved fixed side formwork (steel channel,laying and fixing of 125 micron thick polythene film,wedges,steel plates including levelling the formwork as per drawing) spreading the concrete with shovels,rakes,compacted using needle,screed and plate vibrator and finished in continuous operation including provision of contraction and expansion,construction joints,applying debonding strips,primer,sealant,dowelbars,near approaches to bridge/culverts and construction joints,admixture as approved,curingof concrete slabs for 14 days.

RCC Guard Post: 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.

North East Contractors Pvt. Ltd.