Reconstruction Of R.C.C. Minor Bridge Span 7X4.15 Mtr. On W.A.B. Canal At Km.76 Of Bhognipur Jhinjhak Bisdhan Bilhaur Road (Sh-114). - 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 and backfilling with approved material. (MORTH 15.01) (ii) Mechanical Means (Depth 3 m to 6 m) 2 Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. 1500, 1700 & 2100 (MORTH 15.11) (A) PCC Grade M15(Case II) PCC Grade M15 using batching plant & manual placing 3 Sand Filling in Foundation Trenches as per Drawing & Technical Specification 304 (MORTH 15.03) 4 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 clause 401 (MORTH 4.01) (A) Plant Mix Method 5 Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. 1500, 1700 & 2100 (MORTH 15.11) (E) RCC Grade M25(Case II) RCC Grade M25 using batching plant transit mixer & manual placing 6 Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. 1500, 1700 & 2100 (MORTH 15.11) (B) PCC Grade M20(Case II) PCC Grade M20 using batching plant & manual placing 7 Supplying, Fitting and Placing un-coated HYSD bar Reinforcement in Foundation complete as per Drawing and Technical Specifications - 1600.(MoRT&H no. 15.13) 8 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 (MORTH 15.14) 9 Drainage Spouts complete as per drawing and Technical specification 2705 (MORTH 15.17) 10 Filler joint : Providing & fixing 20 mm thick compressible fibre board in expansion joint complete as per drawing & Technical Specification. 2605 (MORTH 15.22) (ii) 11 Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications 2702 (MORTH 15.18) 12 Providing and laying Flooring complete as per drawing and Technical specifications laid over cement conrete bedding. 2505 (MORTH 16.08) (A) Rubble stone laid in cement mortar 1:3 13 Providing and laying of filter media with granular materials / stone crushed aggregates satisfying the requirements laid down in clause 2504.0.0. of MoRT&H specifications 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 surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specification (MoRT&H no. 15.24) 14 Back filling behind abutment, and retaining wall complete as per drawing and Technical Specification(710.1.4.of IRC:78 & 2200) (MORTH 15.23)B. Sandy material 15 Flexible Apron :Construction of flexible apron 1 m thick comprising of loose stone boulders weighing not less than 40 kg beyond curtain wall. 2507 (MORTH 16.11) 16 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 requirement of table 300-2. (MORT&H 3.16). 17 Construction of Granular sub base by providing Close graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with front end loader at OMC, and compacting Vibratory roller to achieved the desired density. complete as per clause 401. (Grading-1 Material) (MORT&H 4.01) (A) Plant Mix Method 18 Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density. as per Technical Specification Clause 406 (MORTH 4.14) (A) Laying Using Mechanical Paver. 19 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/ vibratory rollerin stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density. (Grading I) (G-2) 20 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/ vibratory rollerin stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density. (Grading II) (G-3) 21 Providing and applying primer coat with SS1 grade bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70kg/sqm using mechanical means. (MORTH 05.02) 22 Providing and applying tack coat with bitumen (VG-10) using emulsion pressure distributor at the rate of 0.25 kg per sqm on the prepared granular surface treated with primer. as per Technical Specification Clause 503. (MORTH 5.02) (ii) 23 Providing and laying dense graded bituminous macadam with higher capacity batch type HMP using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 per centby weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 505 complete in all respects. (MORT&H 5.04(B) 24 Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20kg per sqm on the prepared bituminous surface cleaned with mechanical broom as per Technical Specification Clause 503. (MORTH 5.02) (i) (between DBM and BC) 25 Providing and laying bituminous concrete withhigher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4per centof mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 507 complete in all respects. (MORTH 5.05) (B) Grading-II . 26 Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregatesusing Viscocity grade bitumen to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable hot mix plant of appropriate capacity not less than 200 tonnes/hour, laying and rolling with a smooth wheeled roller, finished to required level and grades as per MORTH specification clause No. 510 complete in all respects. (MORTH 5.07). 27 Providing and laying Seal Coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type-C as per Technical Specification Clause 510 (MORD 5.12) Case III (Type C) 28 Construction of sub-grade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table No. 300-2 (without lead and compansation for earth) (Sl.No.3.18) 29 Excavation for roadwork in soil with hydraulic excavator 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 within all lifts and lead upto 1000m (MORTH 3.06) (301) 30 Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days. (MORTH 12.04) 31 Brick Masonry Work in Cement Mortar 1:3 in Foundation complete excluding Pointing and Plastering, as per Drawing and Technical Specifications. Clause 1300 (MORTH 12.05) 32 Providing (M 20 Grade) concrete for plain/ reinforced concrete in open foundations complete as per drawings and technical specifications Clause 1500, 1700 & 2100 (Morth 12.08) (B) (Case II) 33 Providing weep holes in Brick masonry / Plain / Reinforced concrete abutment, wing wall/ return wall with 100 mm dia PVC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing face. complete as per direction of engineer in charge and MoRT&H Technical Specification Clause (Ch.13.08). 34 Pointing with cement mortar (1:3) on brick work in substructure as per Technical Specifications Clause 1300 (MORTH 12.05) 35 Plastering with cement mortar (1:3) on brick work in sub-structure as per Technical Specifications 1300 & 2200 (MORTH 13.03) 36 Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granularmaterial in single row includingfixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106. (MORD 9.03 (B) 1000 mm dia
