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| 1 | PART-A (Bridge Work ) :- |
| 2 | Design, Soil Investigation and Construction of 20.00Mtr Span (c/c of bearing through type steel truss Girder Bridge (7.50 mtrs carriageway width) on EPC mode (Engineer Procurement and Construction) alongwith construction of approach slab and Return Walls including demolition of existing damaged bridge and disposal of mulba away from site (including all lifts and carriage) and site investigation as per IRC/MORTH specification (Complete job). Hydraulic data investigations alongwith construction of approach walls 5 mtrs each (4x5) = 20 Mtrs as per design including dewatering etc. complete job. Supply of all drawings duly vetted by Design Directorate/IIT/NIT, |
| 3 | PART-B (Up-gradation of road and const. of R/Wall) :- |
| 4 | Providing and laying River Bed Material on the road surface by way of spreading the same in uniform layer not exceeding 20cm in depth, watering and compacting with vibratory power road roller of 8-10 Tonne capacity including carriage of material from source to site of work (all leads, lifts complete). The measurement is to be taken of compacted / finished work. |
| 5 | Providing & laying water bound macadam with specified stone aggregate screening and binding material including screening, sorting to template and consolidation with power road roller 80-100 KN capacity. Base course with 63mm – 45mm size including screening 13.20mm size in two layers of 75mm thick (consolidated) each. |
| 6 | Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm ) to wet mix macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, for all leads & lifts, laying in uniform layers with mechanical paver finisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge. |
| 7 | Providing and applying tack coat using hot straight run bitumen of grade–VG-30, including heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing road surface as per specifications. On WBM @ 0.75 Kg/sqm. |
| 8 | Providing and laying bituminous macadam using crushed stone aggregates of specified grading premixed with bituminous binder, transported to site by tippers, laid over a previously prepared surface with paver finisher equipped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density, complete as per specifications and directions of Engineer-in-Charge.50 to 100 mm average compacted thickness with bitumen of grade VG-30 @ 3.5% (percentage by weight of total mix) prepared in Drum Type Hot Mix Plant of 60-90 TPH capacity. |
| 9 | Providing and applying tack coat using hot straight run bitumen of grade–VG-30, including heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing road surface as per specifications. On bitumen surface @ 0.50 Kg/sqm. |
| 10 | Providing and laying semi- dense Bituminous concrete using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equipped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction and density as per specification, complete and as per directions of Engineer-in-Charge. 25 mm compacted thickness with bitumen of grade VG- 30 @ 5% (percentage by weight of total mix) and lime filler @ 2% (percentage by weight of Aggregate) prepared in Drum Type Hot Mix Plant of 60-90 TPH capacity. |
| 11 | Earth work in excavation by mechanical means (hydraulic excavator) in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed, within a lead of 50 metres. All kinds of soil. |
| 12 | Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size). |
| 13 | Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size). |
| 14 | Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts,struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchors blocks, plain window sills, fillets etcupto floor V level, including curing but excluding the cost of centring, shuttering and finishing with 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size). |
| 15 | Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size). |
| 16 | Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead upto 50 m and lift upto 1.5 m. |
| 17 | Providing and fixing PVC pipesfor weep holes of superior and approved quality (Supreme make /prince) 100mm dia. |
| 18 | Centering and shuttering including strutting, propping etc. and removal of form work for :- |
| 19 | Foundations, footings, bases of columns etc. for mass concrete. |
| 20 | Retaining walls, return walls, walls (any thickness) including attached pilasters buttresses, plinth and string course fillets, kerbs and steps etc. |
| 21 | Pumping out water caused by springs, tidal or river seepage, broken water mains or drains and the like. |
| 22 | Carriage of material by Mechanical Transport including loading / unloading and stacking at site complete. |
| 23 | Stone agg. above 40mm size for an avg. lead of 20 Kms. |
| 24 | Stone agg. / Screening /Crusher Dust/Sand for an avg. lead of 20 Kms. |
