Reconstruction and strengthening work of the damaged bridge near Uttaranchal University over Tons River at Km 143 of Dehradun-Herbertpur motor road (National Highway No. 72(07)).

SUB HEAD I: FOUNDATION/SUBSTRUCTURE & SUPERSTRUCTURE WORK OF ABUTMENTS

Excavation for Structures 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. Hard rock ( blasting prohibited ) Mechanical Means

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications PCC Grade M15

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications RCC Grade M40With Batching Plant, Transit Mixer and Concrete Pump

Providing and laying cutting edge of mild steel weighing 40 kg per metre for well foundation complete as per drawing and technical specification.

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification Well curb RCC M35 Grade With Batching Plant, Transit Mixer and Concrete Pump

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification Well STEINING RCC Grade M35 Using Batching Plant, Using Concrete Mixer 12-11-F-4-2

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification Bottom Plug PCC Grade M25 Using Batching Plant, Transit Mixer and Crane/concrete pump

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification Well cap RCC Grade M35 Using Batching Plant, Transit Mixer and Crane/concrete pump

Sinking of 7 m external diameter well ( other than pneumatic method of sinking ) through all types of strata namely sandy soil, clayey soil and rock as shown against each case, complete as per drawing and technical specification. Depth of sinking is reckoned from bed level. Bouldery strata(10 m dia well ) Extra over item no. 12.13 (A) & (B) irrespective of depth for sinking in rock bouldery strata Depth below bed level upto 3.0 M

Sinking of 7 m external diameter well ( other than pneumatic method of sinking ) through all types of strata namely sandy soil, clayey soil and rock as shown against each case, complete as per drawing and technical specification. Depth of sinking is reckoned from bed level. Bouldery strata(10 m dia well ) Extra over item no. 12.13 (A) & (B) irrespective of depth for sinking in rock bouldery strata Beyond 3m upto 10m depth

Sinking of 7 m external diameter well ( other than pneumatic method of sinking ) through all types of strata namely sandy soil, clayey soil and rock as shown against each case, complete as per drawing and technical specification. Depth of sinking is reckoned from bed level. Bouldery strata(10 m dia well ) Extra over item no. 12.13 (A) & (B) irrespective of depth for sinking in rock bouldery strata Beyond 10m upto 20m

Sand filling in wells complete as per drawing and technical specifications

Supplying, fitting and placing un-coated HYSD bar reinforcement in foundation complete as per drawing and technical specifications

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications RCC Grade M35 Height upto 5m With Batching Plant, Transit Mixer and Concrete Pump

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications RCC Grade M35 Height 5m to 10m With Batching Plant, Transit Mixer and Concrete Pump

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications RCC Grade M35 HEIGHT ABOVE 10m With Batching Plant, Transit Mixer and Concrete Pump

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications RCC Grade M40 Height 5 to 10m With Batching Plant, Transit Mixer and Concrete Pump

Supplying, fitting and placing HYSD bar reinforcement in sub-structure complete as per drawing and technical specifications

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 specifications Note: 1. In case of stone masonry, the size of the weep hole shall be 150 mm x 80 mm or circular with 150 mm diameter. 2. For structure in stone masonry, the weep holes shall be deemed to be included in the item of stone masonry work and shall not be paid separately.

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

Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRTH 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.

Tubular Steel Railing on Medium Weight steel channel ( ISMC series) 100 mm x 50 mm (Providing, fixing and erecting 50 mm dia steel pipe railing in 3 rows duly painted on medium weight steel channels (ISMC series) 100 mm x 50 mm, 1.2 metres high above ground, 2 m centre to centre, complete as per approved drawings)

Painting on Steel Surfaces (Providing and applying two coats of ready mix paint of approved brand on steel surface after through cleaning of surface to give an even shade)

PTFE Sheet

Fixing of Bearing Sleeve with Drilling of 200mm Long & 51mm Dia holes in adjusting deck slabs with Epoxy adhesive.

REBARING WORK 12MM DIA IN WELL CAP

REBARING WORK 16MM DIA IN PIER

SUB HEAD II:SUPER-STRUCTURE

Plain/Reinforced cement concrete in super-structure complete as per drawing and technical specifications PCC Grade M15

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification RCC/ PSC Grade M35 Using Batching Plant, Transit Mixer and Concrete For solid slab super-structure Pump Height above 10m

Strip Seal Expansion Joint (Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instructions for installation.)

Supplying, fitting and placing HYSD bar reinforcement in super-structure complete as per drawing and technical specifications

Supply and fabrication of steel truss bridge as per detailed drawing attached including supply of all structural steel E-350 confirming IS 226 - 1969 required for proper completion of the bridge including ground errection of the bridge and one coat of approved quality anticirrosive (red oxide) paint of confirming IS 5660, all T&P, nuts and bolts, washers and also including supply and fixing of shop rivets required as per drawing, required equipment shall be arranged by the contractor at his own cost which shall be taken back by the contractor after satisfactory execution of the job, the rates shall include ground errection in the workshop and its dismentling after inspection, approval and removing defects, match marking of all parts, numbering and proper stacking in the premises of workshop before cartage to site of work. The work shall be executed in accordance to IS - 1915. The rates shall include cost of all material, its wastage, cutting, bending if required, welding, making holes, shop riveting, labour, T&P etc. required for proper completion of the work. including cost of cartage from workshop to Bridge Site including safe stacking of parts. Taking 60% depriciation value of scheduled rate i.e = 40%*124782 = 49912.80

Erectionof Steel Truss (Girder) Bridge (up to 60mspan) asper drawing with required camber including cartage of fabricated parts from the place of stack near site including submission of launching plan by the contractor, (duly vetted by a recognised reputable institution/ consultant if required) and approved by the engineer-in-charge. Servicebolts to used shall be of approvedmake. The rate including of cost of al labour,T&P,equipments,civil work and consumables, cost of arranging, fabricating, errecting and dismantling of erection scheme including thecost of its designing, revising, supervision by contractor's designeer at site during erection, also including cost of all safety measures and necessary insurances of bridge and labours for proper completion of the work as per MORTH specificationno. 1905 with due regard of mansoon and as perdirections of the engineer-in-charge

Supplying, fitting and fixing in position true to line and level POT-PTFE bearing (Excluding Cost of Bearing) consisting of a metal piston supported by a disc or unreinforced elastomer confined within a metal cylinder, sealing rings, dust seals, PTFE surface sliding against stainless steel mating surface, completre assembly to be of cast steel/fabricated structural steel, metal and elastomer elements to be as per IRC: 83 part-I & II respectively and other parts conforming to BS: 5400, section 9.1 & 9.2 and clause 2006 of MoRTH Specifications complete asper drawing and approved technical specifications. FIXED BEARING - 158.34 Tonne

Supplying, fitting and fixing in position true to line and level POT-PTFE bearing (Excluding Cost of Bearing) consisting of a metal piston supported by a disc or unreinforced elastomer confined within a metal cylinder, sealing rings, dust seals, PTFE surface sliding against stainless steel mating surface, completre assembly to be of cast steel/fabricated structural steel, metal and elastomer elements to be as per IRC: 83 part-I & II respectively and other parts conforming to BS: 5400, section 9.1 & 9.2 and clause 2006 of MoRTH Specifications complete asper drawing and approved technical specifications. FREE-1 BEARING - 175.74 Tonne

Supplying, fitting and fixing in position true to line and level POT-PTFE bearing (Excluding Cost of Bearing) consisting of a metal piston supported by a disc or unreinforced elastomer confined within a metal cylinder, sealing rings, dust seals, PTFE surface sliding against stainless steel mating surface, completre assembly to be of cast steel/fabricated structural steel, metal and elastomer elements to be as per IRC: 83 part-I & II respectively and other parts conforming to BS: 5400, section 9.1 & 9.2 and clause 2006 of MoRTH Specifications complete asper drawing and approved technical specifications. FREE-2 BEARING - 158.34 Tonne

Supplying, fitting and fixing in position true to line and level POT-PTFE bearing (Excluding Cost of Bearing) consisting of a metal piston supported by a disc or unreinforced elastomer confined within a metal cylinder, sealing rings, dust seals, PTFE surface sliding against stainless steel mating surface, completre assembly to be of cast steel/fabricated structural steel, metal and elastomer elements to be as per IRC: 83 part-I & II respectively and other parts conforming to BS: 5400, section 9.1 & 9.2 and clause 2006 of MoRTH Specifications complete asper drawing and approved technical specifications. LONGITUDINAL BEARING - 158.34 Tonne

Supplying, fitting and fixing in position true to line and level POT-PTFE bearing (Excluding Cost of Bearing) consisting of a metal piston supported by a disc or unreinforced elastomer confined within a metal cylinder, sealing rings, dust seals, PTFE surface sliding against stainless steel mating surface, completre assembly to be of cast steel/fabricated structural steel, metal and elastomer elements to be as per IRC: 83 part-I & II respectively and other parts conforming to BS: 5400, section 9.1 & 9.2 and clause 2006 of MoRTH Specifications complete asper drawing and approved technical specifications. Transverse Guided Bearing 158.34 Tonne

Supply of high friction grip bolts nut and washers confirming to the latest IS Code including all labour, material, T&P etc. required for proper completion of the work, 10.9 grade 16MM DIA HSFG BOLT 10.9 Grade M16X100

Supply of high friction grip bolts nut and washers confirming to the latest IS Code including all labour, material, T&P etc. required for proper completion of the work, 10.9 grade 24MM DIA HSFG BOLT 10.9 Grade M24X120

Supply of high friction grip bolts nut and washers confirming to the latest IS Code including all labour, material, T&P etc. required for proper completion of the work, 10.9 grade 24MM DIA HSFG BOLT 10.9 Grade M24X140

Supply of high friction grip bolts nut and washers confirming to the latest IS Code including all labour, material, T&P etc. required for proper completion of the work, 10.9 grade 24MM DIA HSFG BOLT 10.9 Grade M24X200

Lifting Work of Superstructure upto 1.5M Height

Supply and fixing of Salwood

SUB HEAD III: TRAFFIC SIGNS, MARKINGS & OTHER ROAD APPURTENANCES

Road Studs / Cat Eye: Providing and fixing of single mould twin shank reflective road studs of ‘category A’ Raised pavement markers made out of poly carbonate/ABS moulded body and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face with retro reflectance and chromaticity values shall be as given in the detailed specifications and the product shall conform to ASTM D4280. The raised pavement marker shall also meet all the testing conditions of ASTM D4280 and fixed to the road surface using the adhesive recommended by the manufacturer. Two cylindrical Polymer Shanks of not less than 20 mm diameter and not less than 30 mm length shall be molded in the RPM body. The reflective raised pavement markers shall also confirm to the MORTH circular No RW / NH. 33023/10/ 97-DO.III and the length ,height and width of the body shall not be less than 100 mm, 15 mm and 90 mm and base of marker shall be flat within 1.3 mm and outermost faces of configuration of marker shall not deviate more than 1.3 mm from a flat surface. The marker shall support a load of 13635 Kg tested in accordance with ASTM D4280. The marker shall withstand flexural strength of 909 kgf force in accordance with ASTM D4280. Marker lenses shall be moulded of Polycarbonate or methyl methecrylate conforming to ASTM D788. The area of each retro reflectory surface shall not be less than 13.0 sq.cm. The slope or retro – reflectory surface shall be 35 + 5 degree to base. Each reflector shall have a CIL not less than values specified in table 1 of MORTH Section 800 page no. 353 and should accompany two year warranty for satisfactory field performance from the manufacturer.

Providing and laying of hot applied thermoplastic compound of ISI Mark Approved Quality of 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes.

Sub Head IV APPROACH OF BRIDGE

Wet Mix Macadam Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406. (By Mechanical Means with 1 km lead)

Prime Coat : Low porosity Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502

Tack Coat - Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503.

Providing and laying Dense Bituminous Macadam with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.25% by weight of total mix of 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.Grading II - 26.5mm nominal size

Providing and laying Bituminous Concrete with 60-90 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder, 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. 509 complete in all respects for Grading-II (bituminous binder @ 5.4 % of mix)

Providing and constructing temporary island 24 m diameter for construction of well foundation for 8m dia. Well. Assuming depth of water 1.0 m and height of island 1.25 m.

Providing and constructing temporary island 24 m diameter for construction of well foundation for 8m dia. Well. Providing and constructing one span service road to reach island location from one pier location to another pier location

Dismantling of Flexible Pavements (Dismantling of flexible pavements and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately) By Mechanical Means Bituminous course

SUB HEAD V: PROTECTION WORK

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.

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-15

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications RCC M30

Plain/reinforced Cement Concrete for wall & slab etc. complete as per Drawing and technical specifications RCC Grade M30- using batching plant transit mixer & Concrete pump

Plain/reinforced Cement Concrete for wall & slab etc. complete as per Drawing and technical specifications RCC Grade M35- using batching plant transit mixer & Concrete pump

Supplying, fitting and placing HYSD bar reinforcement in foundation complete as per drawings and technical specifications Clauses 1000 and 1202

Supplying, fitting and placing HYSD bar reinforcement (Fe 415) in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202

Providing weep holes in Brick masonry/Plain/Reinforced concrete abutment, wing wall/return wall with 110 mm dia PVC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical specifications Note: 1. In case of stone masonry, the size of the weep hole shall be 150 mm x 80 mm or circular with 150 mm diameter. 2. For structure in stone masonry, the weep holes shall be deemed to be included in the item of stone masonry work and shall not be paid separately.

Embankment Construction with Material Obtained from Borrow Pits (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)

Removal of Unserviceable Soil with Disposal upto 1000 metres (Removal of unserviceable soil including excavation, loading and disposal upto 1000 metres lead but excluding replacement by suitable soil which shall be paid separately as per clause 305..)

Bored cast-in-situ M35 grade R.C.C. pile excluding reinforcement complete as per drawing and technical specifications and removal of excavated earth with all lifts and lead upto 1000 m. (Pile diameter-1200 mm)

Cement concrete for reinforced concrete in pile cap complete as per drawing and Technical Specification RCC Grade M35

Providing temporary steel liner 10 mm thick for curbs and 6mm thick for steining of wells including fabricating and setting out as per detailed drawing.

Pile load test on single vertical pile in accordance with IS:2911(Part-IV) Initial and routine load test

Pile load test on single vertical pile in accordance with IS:2911(Part-IV) Initial and routine load test

SUB HEAD VI : DISMANTLING WORKS

Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry,cement concrete,wood work,steel work, including T&P and scaffolding where ever necessary, sorting the dismantled material,disposal of unserviceable material and stacking the serviceable material with all lift sand lead of 1000 m as per Technical Specification Clause 202. Reinforced Cement Concrete

Dismantling Steel Work in all Types Sections upto a height of 5m ab ve Plinth Level excluding Cutting of rivet as per Technical Specification Clause 202. Excluding dismembering

Dismantling Stone Masonry as per Technical Specification Clause 202. Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of stone masonry, including disposal of unserviceable material and stacking the service able material with all lift and lead of 1000m as per Technical Specification Clause 202. Rubble Stone Masonry in Cement Mortar

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