Kadamtola to Dakhin Tengaguri Road

Amount

Construction of Embankment with Material Obtained from Borrow Pits 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 Clause 301.5 (I) 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 303.1.5. I) private land

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

Water Bound Mecadam 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 roller 80-100 kN N-static in stages to proper grade and camber, applying and brooming, crushable 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) hand broken metel from river boulder. Using Stone screening B Grading-III A) By Mechanical means

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

Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. upto 3 m depth

Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. 3 m to 6m depth

plain/reinforced concrete in levelling Course below open foundations of head walls complete as per drawings and technical specifications clause 1109 i) PCC M 10

Stone masonry work in cement mortar in foundation complete as per drawing and technical specifications Clauses 702, 704, 1202 & 1203. Random rubble Massonary In 1:3 cement mortar

plain/reinforced concrete in sub structure complete as per drawings and technical specifications clause 802, 804, 805,806, 807,1202 & 1204 i) RCC M 25, using concrete mixer B) Height up to 5m

Providing and laying filter media with granular crushed aggregates as per specification to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and providing over the entire surface behind abutment, wing wall, return wall to the full height, compacted to firm condition complete as per drawing and technical specification Clause 1204.3.8

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification clause 1204.3.8 granular material

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification clause 1204.3.8 Sandy material

plain/reinforced concrete in sub structure complete as per drawings and technical specifications clause 802, 804, 805,806, 807,1202 & 1204 i) RCC M 20 B) Height up to 5m

Supplying, fitting, and placing TMT bar reinforcement in sub-structure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206. With crushed stone

Construction of R.C.C. railing of M 30 grade in cast-in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical railing post not to exceed 1 in 500, centre-to-centre spacing between vertical posts not to exceed 2000 mm as per drawing 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

Drainage Spouts complete as per drawing and Technical specification

Providing weep holes in Brick asonry/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

Construction of R.C.C. railing of M 30 grade in cast-in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical railing post not to exceed 1 in 500, centre-to-centre spacing between vertical posts not to exceed 2000 mm as per drawing and technical specifications Clauses 800, 900 and 1208.3

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206. With crushed stone

MD ROFIQUL ISLAM

Md Sirajul Islam