UT-08-39/XVII WB 36 Mtr. Span Steel Girder Bridge at Km 1.00 of Dadamandi Dwarikhal Rd. to Balli Motor Road,

Amount

Earth work in excavation of foundation of structures as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works.

Providing and laying M15 grade PCC using 43/53 grade Ordinary Portland Cement below foundations and approach slabs as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works.

Providing and laying M15 grade PCC using 43/53 grade Ordinary Portland Cement below and inside retaining walls as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRTH)/Indian Road Congress (IRC) Specifications for Bridge Works. Scope of work and measurement of item shall be similar to corresponding item of bridge works.

Providing and placing M30 grade cement concrete (RCC) in foundations using 43/53 grade Ordinary Portland Cement, 20mm & down stone aggregate and approved quality sand including the cost of centring and shuttering (excluding the cost of reinforcement only which shall be paid separately) with all leads, lifts/depths and all complete as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works.

Providing and placing M30 grade cement concrete (RCC) for the construction of abutments, abutment caps, return walls, dirt walls, wing walls, bearing pedestals, reaction blocks etc. using 43/53 grade Ordinary Portland Cement, 20mm & down stone aggregate and approved quality sand as per the Drawings, Specifications enclosed with the tender document, Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. Item to include all types of shuttering, staging, scaffolding, necessary tools, plants, machinery and all related operations as required to complete the work with all leads, lifts and depths true to level and position all complete excluding only the cost of reinforcement which shall be paid separately.

Providing and placing in position M30 grade cement concrete (RCC) in cast-in-situ approach slab using 43/53 grade Ordinary Portland Cement, 20mm & down stone aggregate and approved quality sand as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. Item to include all types of shuttering, bitumen filler type joint between approach slab & dirt wall all complete. Item to include all labour, materials, tools, equipment, safety measures and incidentals necessary to complete the work to Specifications. The minimum slump of concrete shall be 75mm at the time of placement of concrete. Measurements shall be made for the finished volume of concrete only. Cost of reinforcement (12mm dia.bars @ 150mm c/c bothways on both faces) shall not be paid separately and the same shall be included in the quoted rates.

Providing and placing in position M 30 grade cement concrete (RCC) in cast-in-situ deck slab using 43/53 grade Ordinary Portland Cement, 20mm & down stone aggregate and approved quality sand as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. Item to include all types of shuttering, staging, scaffolding, necessary tools, plants, machinery and all related operations as required to complete the work with all leads, lifts and depths true to level and position all complete excluding only the cost of reinforcement which shall be paid separately. The scope of work in the item primarily includes:

Providing and placing in position M 30 grade cement concrete (RCC) in cast-in-situ crash barrier over deck slab using 43/53 grade Ordinary Portland Cement, 20mm & down stone aggregate and approved quality sand as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. The scope of work in the item primarily includes:

Providing, testing and installation of POT/POT-CUM-PTFE bearings (free/guided/fixed/pin bearings) of specified capacity (vertical load upto 170t & horizontal load upto 45t) as per the Drawings, Specifications enclosed with the tender document, Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works and IRC: 83 (Part III). Item to include cost of the bearing design as per the provisions of IRC: 83 (Part III) by the bearing manufacturer based on forces and movements given in the Drawings, all the operations required for installation of bearings, all the materials, labour, equipment and incidental work required to execute the job. The bearing design and drawings shall be got approved from the Engineer-in-charge well before start of the fabrication of bearings. The bearings shall be tested as per the provisions of IRC: 83 (Part III) in the presence of authorized representative of the Department. The installation of bearings shall be done in the presence of authorized representative of the bearing manufacturer who shall certify the quality of work.

Providing weep holes in abutment walls, return walls, wing walls etc. with 100mm dia AC pipe, extending through the full width of the structure with slope of 1V:20H towards draining face as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. Item to include all labour, materials, tools, equipment, safety measures and incidentals necessary to complete the work to Specifications. Measurement shall be made for actual length of weep holes.

Providing and laying of Filter Media with granular materials/stone, crushed aggregates satisfying the requirements of Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works to a thickness of not less than 600mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, return wall, wing wall etc. to the full height compacted to a firm condition complete as per the Drawings and Specifications. Item to include all labour, materials, tools, equipment, safety measures and incidentals necessary to complete the work to Specifications. Measurement shall be made for actual compacted finished volume of filter media.

FABRICATION OF TRUSS: Providing, shop fabricating, assembling & ground erection, testing, transporting (from workshop to work site) and storing (in workshop/work site) Grade 'B' structural steel (rolled sections and built-up sections using steel plates & rolled section conforming to IS: 2062 with yield strength of 250MPa i.e. Fe250) in steel truss (including top & bottom chord, vertical/diagonal members, stiffeners, gusset/cover plates etc.), plan bracings, cross girders/diaphragms, shear connectors etc. supporting RCC deck slab as per the Drawings, Specifications enclosed with the tender document, Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works and IRC: 24 Specifications. Item to include all types of temporary structures, necessary templates, cutting, grinding, drilling, welding, necessary tools, plants, machinery, labour and all related operations as required to complete the work in all respect.

ERECTION OF TRUSS: Erecting and placing/fixing in position Grade 'B' structural steel (rolled sections and built-up sections using steel plates & rolled section conforming to IS: 2062 with yield strength of 250MPa i.e. Fe250) in steel truss (including top & bottom chord, vertical/diagonal members, stiffeners, gusset/cover plates), plan bracings, cross girders/diaphragms etc. supporting RCC deck slab as per the Drawings, Specifications enclosed with the tender document, Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works and IRC: 24 Specifications. Item to include all types of staging, scaffolding, necessary templates, temporary structures, necessary tools, plants, machinery and all related operations as required to complete the work with all leads, lifts/heights, true to level & position complete in all respect.

Providing, testing and tightening of High Strength Friction Grip Bolts (HSFG bolts for Friction Type Joint) of class/grade 10.9 as per IS: 4000 using Automatic Calibrated Torque Wrench/Pneumatic Wrench at all locations of splicing and at all heights, wherever specified as per drawings and their compatible nuts and washers all complete required to execute the job. All HSFG bolts and nuts, washers conforming to IS: 1367, IS: 3757, IS: 6610, IS: 6623, IS: 6649 and IS: 4000 shall be used. The item shall include all labour, material, tools, equipment, safety measures and incidentals necessary to complete the work to Specifications. Measurement shall be made for actual weight of complete bolt assembly including nuts & compatible washers used in permanent work in kilograms.

Providing, testing and tightening of High Strength Bolts (HTS bolts for Bearing Type Joints) of class/grade 10.9 as per IS: 4000 using Automatic Calibrated Torque Wrench at all locations of splicing and at all heights, wherever specified as per Drawings and their compatible nuts and washers all complete required to execute the job. All HTS bolts and nuts, washers conforming to IS: 1367, IS: 3757, IS: 6610, IS: 6623, IS: 6649 and IS: 4000 shall be used. The item shall include all labour, material, tools, equipment, safety measures and incidentals necessary to complete the work to Specifications. Measurement shall be made for actual weight of complete bolt assembly including nuts & compatible washers used in permanent work in kilograms.

Providing and fixing hand rail over the crash barrier consisting of MS base plates, embedded fastener and nuts, MS vertical plates and pipes, prepackaged early high strength non-shrink grout etc. as shown in the Drawings, Specifications enclosed with the tender document, Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. All the railing components as mentioned above to be hot dip galvanised with a zinc coating of at least 175 gm/sqm. The thickness of plates shall be as shown in the Drawings and pipe to be 65NB heavy class with a weight not less than 7.92 kg/m and conforming to IS: 1161-1979. Item to include all materials, labour, machinery/equipment and incidental works required to complete the work as directed by the Engineer-in-charge. Measurement shall be made for the actual length of the pipe in meter only.

Providing and placing in position TMT (Fe 500 Grade) reinforcement bars in various structural elements of the bridge (i.e. foundations, substructure & superstructure) including cutting, straightening, bending, fabricating, storing, binding with mild steel annealed binding wire of 18 SWG, fixing in position complete as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. For Foundations

Providing and placing in position TMT (Fe 500 Grade) reinforcement bars in various structural elements of the bridge (i.e. foundations, substructure & superstructure) including cutting, straightening, bending, fabricating, storing, binding with mild steel annealed binding wire of 18 SWG, fixing in position complete as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. For Abutments

Providing and placing in position TMT (Fe 500 Grade) reinforcement bars in various structural elements of the bridge (i.e. foundations, substructure & superstructure) including cutting, straightening, bending, fabricating, storing, binding with mild steel annealed binding wire of 18 SWG, fixing in position complete as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. For Deck slab & crash barrier

Providing and installing single strip seal expansion joint with a total allowable movement capacity of 70mm as per Drawings, Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works and IRC: SP: 69 'Guidelines & Specifications for Expansion Joints' and duly supplemented with manufacturer's recommendations. Entire installation is to be carried out strictly in the presence of manufacturer's representative only at all times who shall certify the quality of work. Item to include necessary provision and filling of recess for the expansion joints at no extra cost. The seal of the expansion joint shall be such as not to permit any dust collection at all times. Item to include all materials, labour, machinery/equipment and incidental work required to complete the job. Measurement shall be made for the actual length of expansion joint provided.

Providing and fixing drainage spouts as per the Drawings, Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. Item to include all materials, labour, machinery/equipment and incidental work required to complete the job. Measurement shall be made for actual number of drainage spouts provided.

Cleaning & preparing surface and providing & applying the Tack Coat as per Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. Item to include all materials, labour, machinery/equipment and incidental work required to complete the job. Measurement shall be made for actual surface area of application in square meter.

Providing and laying 40mm thick Bituminous Concrete wearing coat with 100-120 TPH batch type hot mix plant producing an average output of 75 tonne per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 percent of mix and filler, transporting the hot mix to work site, laying with 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 Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works complete in all respect. Item to include all materials, labour, machinery/equipment and incidental work required to complete the job. Measurement shall be made for finished valume of Bituminuous Concrete in cubic meter.

Providing and laying 25mm Mastic Asphalt Wearing Course with paving grade bitumen meeting the requirements given in Table 500-29, prepared by using mastic cooker and laid to required level and slope after cleaning the surface, including providing antiskid surface with bitumen precoated fine grained hard stone chipping of 13.2mm nominal size at the rate of 0.005 cum per 10sqm and at an approximate spacing of 10cm center to center in both directions, pressed into surface when the temperature of surfaces is not less than 100oC, protruding 1mm to 4mm over mastic surface, all complete as per Ministry of Road Transport & Highways (MoRT&H)/Indian Road Congress (IRC) Specifications for Bridge Works. Item to include all materials, labour, machinery/equipment and incidental work required to complete the job. Measurement shall be made for actual surface area of application of Mastic in square meter.

Carrying out cofirmatory boring at site at both the foundation locations, testing soil/rock samples and provide sub-surface investigation report as per the IRC/BIS codal provisions.

Preparation of shop drawings, erection plans etc. of truss from approved consultant and aproval of erection plans from approved government college/institute.

Providing, placing and compacting approved fill material in the embankment/approches as per the Specifications enclosed with the tender document and Ministry of Road Transport & Highways (MoRTH)/Indian Road Congress (IRC) Specifications for Road and Bridge Works. Scope of work and measurement of item shall be similar to corresponding item of bridge works.

Providing and laying of apron with cement concrete blocks of size 0.5x0.5x0.5 m cast in-situ and made with nominal mix of M-15 grade cement concrete with a minimum cement content of 250 kg/cum as per IRC: 112. Average size is taken as 10m x 5m x 1m.

Maintainance Activities: Ist year for Protection for Scouring

Maintainance Activities: IInd Year for Greasing of bearings & repair of parapet

Maintainance Activities: IIIrd Year for Painting of bridge

Maintainance Activities: IVth Year for Greasing of bearings

Maintainance Activities: Vth Year for Miscellaneous repair works