ROB/3KB/HAILAKANDI/ASSAM/01 Construction of ROB at LC Gate No.3KB on Hailakandi Ratanpur Road under SOPD-G for the year 2025-26

PART-A : - ROB Portion : Excavation for Structures 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. (for ROB and Stair case) I. Ordinary Soil B. Mechanical Means (I) Without Dewatering (i) upto 3m depth

Levelling course for below pile cap (PCC M15 Grade) (for ROB and Stair Case)

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. including providing plasticiser (Masterplast PL-1/SPL-2 or equivalent), air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 (Pile diameter-1200 mm)

Pile Load test on Single vertical pile in accordance with IS : 2911 (Part - IV) (a) Initial load test

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including shuttering formwork. II. With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 E. RCC Grade M25 Case-II With Batching Plant, Transit Mixer and Concrete Pump (for Stair Case)

Cement concrete for reinforced concrete in pile cap complete as per drawing and Technical Specification including providing plasticiser (Masterplast PL-1/SPL-2 or equivalent), air entraining and water reducing plasticiser ( Masterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103- 1999 D. RCC M 35 Case-II. With Batching Plant, Transit Mixer and Concrete Pump

Reinforcement in Foundation: Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in foundation complete as per drawing and technical specifications (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/Jindal panther steel/ Shyam steel or equivalent)

Providing steel liner 8mm thick for pile including fabricating upto reuired length and setting out as per detailed drawing.

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including shuttering formwork. II. With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 F. RCC Grade M25 (a) Height up to 5m Case-II With Batching Plant, Transit Mixer and Concrete Pump (for Stair Case)

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including shuttering formwork. II. With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 F. RCC Grade M25 (a) Height 5m to 10m Case-II With Batching Plant, Transit Mixer and Concrete Pump (for Stair Case)

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including shuttering formwork. II. With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 H. RCC Grade M35 (a) Height up to 5m Case-II With Batching Plant, Transit Mixer and Concrete Pump

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including shuttering formwork. II. With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 H. RCC Grade M35 (a) Height 5m to 10m Case-II With Batching Plant, Transit Mixer and Concrete Pump

Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in sub-structure complete as per drawing and technical specifications (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

Supplying, fitting and fixing in position true to line and level POT-PTFE 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.

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification' including steel shuttering formwork. (P) With plasticiser (Masterplast PL-1/SPL-2 or equivalent), air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999. F. PSC Grade M-45 (ii) for I-beam & Slab including launching of precast girders by launching truss upto 40m span b. Height 5m to 10m

Reinforcement in Super Structure: Supplying, fitting and placing TMTconforming to IS:1786 Fe 500 D reinforcement in super-structureincluding splicing complete as per drawing and technical specifications (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

Supplying, fabrication, assembling, erection/end laounching of Steel Built-Up-Girder with all types of structural steel conforming to E350 Br of IS : 10262, including Sand Blasting, Metalizing with Aluminium, applying one coat of each primer as per IS : 5666, one coat of Zinc chromate primer as per IS : 104, two coats of Aluminium paint as per IS : 2339 on all members, fabrication of all types of battens, bracings, ties, stiffner, packing, diaphragms, shop rivets/ welding. T & F bolts, drifts, sahop welds, templates, jigs, fixtures, studs, back up supports, assembly of Girders on drifts/ bolts, field riveting/ welding, supply and fixing of HSFG bolts of specified specifications, transporting various components from fabrication shop to site including loading, unloading, lift, assembling on temporary support on ground level, launching of Girders to its final position as per drawing and technical specifications under section 1900 of MOST.

Provision of an reinforcrd cement concrete crash barrier at edges of bridge constructed with M40 grade of concrete with Hysd reinforcement conforming to IRC 21and dowel bars 25 mm dia 450 mm long at expansion jointfilled with pre - moulded Asphalt fillar board,keyed to the structure on which it is built and installed as per design given in the enclosure to MoSRT&H circular No RW/NH-33022/1/94-Do III dated 24th June 1994 as per dimention in the approved drawing and at location directed by the engineer - , all as specified.

Drainage Spouts complete as per drawing and Technical specification

PVC Pipe 150mm dia, connected to drainage spout.

Prime coat 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 0.90- 1.2 kg/sqm using mechanical means as per Technical Specification Clause 502. (ii) Medium porosity

Providing and applying 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 (ii) Normal Bituminous surface

Bituminous Concrete Providing and laying bituminous concrete with 100-120 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 @ 5.4 to 5.6 % of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.509. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) A. (I) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification a) with 60/70 or VG-30 grade bitumen (ii) for Grading-II (13mm nominal size)

Mastic Asphalt Providing and laying 25 mm thick mastic asphalt wearing course on top of deck slab excluding prime coat with paving grade bitumen meeting the requirements given in table 500- 29, prepared by using mastic cooker and laid to required level and slope aftering cleaning the surface, including providing antiskid surface with bitumen pre coated fine grained hard stone shipping of 9.5mm nominal size at the rate of .005 cum per 10sqm and at approximate spaciong of 10cm center to center in both directions, pressed into surfaces when temperature of the surfaces not less than 100 degC. , protuding 1mm to 4mm over mastic surfaces, all complete as per clause 515.

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

Structure Steel Built-up Girder (BUG) Providing and lunching Steel Truss of Structure steel BUG Super Structure including painting complete as drawing and technical specification under section 1900 of MoRT&H. (For staircase and inspection plateform)

Providing, fitting and fixing Hand railing including MS Plat Base Plat Pipe complete as per drawing and Technical Specification. Over crash barrier

Painting on concrete surface(Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 Sq.m. ) A. Plain Surface (for Crash Barrier)

PART-B : Viaduct Portion : Excavation for Structures 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. (for ROB and Stair case) I. Ordinary Soil B. Mechanical Means (I) Without Dewatering (i) upto 3m depth

Levelling course for below pile cap (PCC M15 Grade)

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. including providing plasticiser (Masterplast PL-1/SPL-2 or equivalent), air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 (Pile diameter-1200 mm)

Pile Load test on Single vertical pile in accordance with IS : 2911 (Part - IV) (a) Routine load test (2nos of Test)

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including shuttering formwork. II. With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 B. RCC Grade M25 Case_II. With Batching Plant, Transit Mixer and Concrete Pump (for Approach & Suspended Slab Wall)

Cement concrete for reinforced concrete in pile cap complete as per drawing and Technical Specification including providing plasticiser (Masterplast PL-1/SPL-2 or equivalent), air entraining and water reducing plasticiser ( Masterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103- 1999 D. RCC M 35 Case-II. With Batching Plant, Transit Mixer and Concrete Pump

Reinforcement in Foundation: Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in foundation complete as per drawing and technical specifications (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/Jindal panther steel/ Shyam steel or equivalent)

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork (P) With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 F. RCC Grade M25 (a) Height upto 5m Case-II. With Batching Plant, Transit Mixer and Concrete Pump (for Stair Case)

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork (P) With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 F. RCC Grade M25 (b) Height 5m to 10m Case-II. With Batching Plant, Transit Mixer and Concrete Pump (for Stair Case)

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork (P) With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 H. RCC Grade M35 (a) Height upto 5m Case-II. With Batching Plant, Transit Mixer and Concrete Pump

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork (P) With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 H. RCC Grade M35 (b) Height 5m to 10m Case-II. With Batching Plant, Transit Mixer and Concrete Pump

Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in sub-structure complete as per drawing and technical specifications (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

Supplying, fitting and fixing in position true to line and level POT-PTFE 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.

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification' including steel shuttering formwork. (P) With plasticiser (Masterplast PL-1/SPL-2 or equivalent), air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999. F. PSC Grade M-45 (ii) for I-beam & Slab including launching of precast girders by launching truss upto 40m span b. Height 5m to 10m

Reinforcement in Super Structure: Supplying, fitting and placing TMTconforming to IS:1786 Fe 500 D reinforcement in super-structureincluding splicing complete as per drawing and technical specifications (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

High tensile steel wires/strands including all accessories for stressing, stressing operations and grouting complete as per drawing and Technical Specifications

Provision of an reinforcrd cement concrete crash barrier at edges of bridge constructed with M40 grade of concrete with Hysd reinforcement conforming to IRC 21and dowel bars 25 mm dia 450 mm long at expansion jointfilled with pre - moulded Asphalt fillar board,keyed to the structure on which it is built and installed as per design given in the enclosure to MoSRT&H circular No RW/NH-33022/1/94-Do III dated 24th June 1994 as per dimention in the approved drawing and at location directed by the engineer - , all as specified.

Reinforced cement concrete Approach slab (M35) including reinforcement and formwork complete as per drawing and Technical specification (a) TMT-IS 1786 (Fe-500 D) Primary Producer (TATA/SAIL/Esser Steel) Jindal panther steel/Shyam steel or equivalent

Drainage Spouts complete as per drawing and Technical specification

PVC Pipe 150mm Dia

Prime coat 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 0.90- 1.2 kg/sqm using mechanical means as per Technical Specification Clause 502. (ii) Medium porosity

Providing and applying 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 (ii) Normal Bituminous surface

Bituminous Concrete Providing and laying bituminous concrete with 100-120 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 @ 5.4 to 5.6 % of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.509. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) A. (I) (I) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification a) with 60/70 or VG-30 grade bitumen (ii) for Grading-II (13mm nominal size)

Mastic Asphalt Providing and laying 25 mm thick mastic asphalt wearing course on top of deck slab excluding prime coat with paving grade bitumen meeting the requirements given in table 500- 29, prepared by using mastic cooker and laid to required level and slope aftering cleaning the surface, including providing antiskid surface with bitumen pre coated fine grained hard stone shipping of 9.5mm nominal size at the rate of .005 cum per 10sqm and at approximate spaciong of 10cm center to center in both directions, pressed into surfaces when temperature of the surfaces not less than 100 degC. , protuding 1mm to 4mm over mastic surfaces, all complete as per clause 515.

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

Painting on concrete surface(Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 Sq.m. ) A. Plain Surface (for Crash Barrier)

Reinforced Earth Retaining Wall: (Reinforced earth retaining walls including four main components of (a) Excavation for foundation, foundation concrete and cement concrete grooved seating in the foundation for facing elements (facia material), (b) Facia material and its placement, (c) Assembling, joining with facing elements and laying of the reinforcing elements and (d) Earth fill with granular material which is to be retained by the wall complete as per Technical Specification and Drawings. III. Construction of PCC strips level footing (35cm x 15cm) in M-15 gradeconcrete complete as per technical specification and drawing.

Reinforced Earth Retaining Wall: (Reinforced earth retaining walls including four main components of (a) Excavation for foundation, foundation concrete and cement concrete grooved seating in the foundation for facing elements (facia material), (b) Facia material and its placement, (c) Assembling, joining with facing elements and laying of the reinforcing elements and (d) Earth fill with granular material which is to be retained by the wall complete as per Technical Specification and Drawings. (i) 180 mm thick, M-35 grade RCC Facing elements of shape and size as per design and drawing with bearing pads, joint fillers, tie strips, fastener and all accessories and consumable complete.

Reinforced Earth Retaining Wall: (Reinforced earth retaining walls including four main components of (a) Excavation for foundation, foundation concrete and cement concrete grooved seating in the foundation for facing elements (facia material), (b) Facia material and its placement, (c) Assembling, joining with facing elements and laying of the reinforcing elements and (d) Earth fill with granular material which is to be retained by the wall complete as per Technical Specification and Drawings. II. Assembling, joining and laying of reinforcing elements. B. With Reinforcing elements of Synthetic Geogrids

Back fill with granular material which is to be retained by the wall. Granular material will be as per Clause 3104 and Placement & Compaction as per Clause 3106.5 of specifications for Road & Bridge works of MORT&H (5th Revision) A. Granular material

Reinforced Earth Retaining Wall: (Reinforced earth retaining walls including four main components of (a) Excavation for foundation, foundation concrete and cement concrete grooved seating in the foundation for facing elements (facia material), (b) Facia material and its placement, (c) Assembling, joining with facing elements and laying of the reinforcing elements and (d) Earth fill with granular material which is to be retained by the wall complete as per Technical Specification and Drawings. V. Providing 600mm drainage bay behind RE wall with compacted granular material as per technical specification and drawing.

Provision of an reinforcrd cement concrete crash barrier at edges of bridge constructed with M40 grade of concrete with Hysd reinforcement conforming to IRC 21and dowel bars 25 mm dia 450 mm long at expansion jointfilled with pre - moulded Asphalt fillar board,keyed to the structure on which it is built and installed as per design given in the enclosure to MoSRT&H circular No RW/NH-33022/1/94-Do III dated 24th June 1994 as per dimention in the approved drawing and at location directed by the engineer - , all as specified. VI. Construction of crash barrier, parapet, coping beam with friction slab in M-30 grade concrete complete as per technical specification and drawing

Sub Surface Drains with Perforated Pipe Construction of a narrow filter sub- surface drain consisting of porous or perforated pipe laid in narrow trench surrounded by a geotextile filter fabric, with a minimum of 450 mm overlap of fabric and installed as per clause 702.3 and 309.3.5 including excavation and backfilling.

Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in sub-structure complete as per drawing and technical specifications. (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

PART-C-C2 : Approach Road : Embankment Construction 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 ead upto 1000 m as per Technical Specification Clause 301.5 (i) From Govt land

Excavation for roadway in soil using manual means for carrying of cut earth to embankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3 (Manual method should be adopted where machines can not be deployed due to site condition)

Construction of Subgrade and Earthen Shoulders 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. (i) From Govt land

Granular Sub-Base with Coarse Graded Material ( Table:- 400.1)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. (iii) for grading-III material

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 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 0.90- 1.2 kg/sqm using mechanical means as per Technical Specification Clause 502. (ii) Medium porosity

Providing and applying 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 (i) Normal Bituminous surface

Dense Graded Bituminous Macadam (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 @ 4.0 to 4.5% by weight of total mix and filler transporting the hot miox to work site,laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no. 507. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) (I) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification (i) with 60/70 or VG-30 grade bitumen (ii) for Grading-II (19mm nominal size)

Bituminous Concrete Providing and laying bituminous concrete with 100-120 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 @ 5.4 to 5.6 % of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.509. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) (I)'with 60/70 or VG-30 grade bitumen (I) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification (ii) for Grading-II (13mm nominal size)

PART-D : Service Road : Excavation for roadway in soil using manual means for carrying of cut earth to embankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3 (Manual method should be adopted where machines can not be deployed due to site condition)

Construction of Subgrade and Earthen Shoulders 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. (i) From Govt land

Granular Sub-Base with Coarse Graded Material (Table:- 400.1)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. (iii) for grading-III material

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 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 0.90- 1.2 kg/sqm using mechanical means as per Technical Specification Clause 502. (ii) Medium porosity

Providing and applying 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 (i) Normal Bituminous surface

Dense Graded Bituminous Macadam (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 @ 4.0 to 4.5% by weight of total mix and filler transporting the hot miox to work site,laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no. 507. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) (I) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification (i) with 60/70 or VG-30 grade bitumen (ii) for Grading-II (19mm nominal size)

Bituminous Concrete Providing and laying bituminous concrete with 100-120 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 @ 5.4 to 5.6 % of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.509. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) (I)'with 60/70 or VG-30 grade bitumen (I) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification (ii) for Grading-II (13mm nominal size)

Cast in Situ Cement Concrete M 20 Kerb with Channel (Construction of cement concrete kerb with channel with top and bottom width 115 and 165 mm respectively, 250 mm high in M 20 grade PCC on M10 grade foundation 150 mm thick, kerb channel 300 mm wide, 50 mm thick in PCC M20 grade , sloped towards the kerb, kerb stone with channel laid with kerb laying machine,foundation concrete manually all complete as per clause 408.) (i) Using Concrete Batching and Mixing Plant

PART-E : Diversion Road : Granular Sub-Base with Coarse Graded Material ( Table:- 400.1)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. (iii) for grading-III material

Prime coat 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 0.90- 1.2 kg/sqm using mechanical means as per Technical Specification Clause 502. (ii) Medium porosity

Providing and applying 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 (i) Normal Bituminous surface

Dense Graded Bituminous Macadam (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 @ 4.0 to 4.5% by weight of total mix and filler transporting the hot miox to work site,laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no. 507. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) (I) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification (i) with 60/70 or VG-30 grade bitumen (ii) for Grading-II (19mm nominal size)

Bituminous Concrete Providing and laying bituminous concrete with 100-120 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 @ 5.4 to 5.6 % of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.509. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) (I)'with 60/70 or VG-30 grade bitumen (I) With hydrated lime/cement as filler (refer table 500-9 of MoSRT&H specification (ii) for Grading-II (13mm nominal size)

PART-F : RCC Drain : Excavation for Structures 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. (for ROB and Stair case) I. Ordinary Soil B. Mechanical Means (I) Without Dewatering (i) upto 3m depth

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including shuttering formwork. II. With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 A. PCC Grade M15

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including shuttering formwork. II. With Plasticiser (Masterplast PL-1/SPL-2 or equivalent) air entraining and water reducing plasticiser (Masterplast PAE or equivalent and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 E. RCC Grade M25 Case-II. With Batching Plant, Transit Mixer and Concrete Pump

Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in sub-structure complete as per drawing and technical specifications (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

PART-G: Traffic Signd, Road Marking and Road Appurtenances: Retro reflectorised Traffic sign: Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (i) 900mm equilateral triangle

Retro reflectorised Traffic sign: Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (ii) 600mm equilateral triangle

Retro reflectorised Traffic sign: Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (iii) 600mm circular

Retro reflectorised Traffic sign: Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (iv) 800mm x 600mm rectangular

Retro reflectorised Traffic sign: Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (v) 600mm x 450mm rectangular

Retro reflectorised Traffic sign: Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (vi) 600mm x 600mm square

Retro reflectorised Traffic sign: Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (vii) 900mm side octagon

Direction and place identification sign upto 0.9sqm size board. Providing and erecting direction and place identification retro-\reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 2 mm thick with area exceeding 0.9 sqm supported on mild steel angle iron posts 75 mm x 75 mm x 6 mm, 2 Nos. firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701

Direction and place identification sign more than 0.9sqm Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 2 mm thick with area exceeding 0.9 sqm supported on dia GI Pipe firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701

Painting lines, Dashes, Arrows, etc. on Road in Two Coats on New Work : Painting lines, dashes, arrows, etc. on roads in two coats on new work with ready mixed road marking paint conforming to IS:164 on bituminous/concrete surface, including cleaning the surface of all dirt, dust and other foreign matter, demarcation at site and traffic control as per drawing and Technical Specification Clause 1702

Road Delineators Supplying and installation of delineators (road way indicators, hazard markers, object markers), 80-100 cm high above ground level, painted black and white in 15 cm wide stripes, fitted with 80 x 100 mm rectangular or 75 mm dia circular reflectorised panels at the top, buried or pressed into the ground and confirming to IRC-79 and the drawings.

Road Markers/Road Stud with Lense Reflector Providing and fixing of road stud 100x 100 mm, die cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling hole 30 mm upto a depth of 60 mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS 873 part 4:1973

Street Lighting (Providing and fixing lighting on bridges, mounted on steel hollow circular poles of standard specifications, 5 m high fixed on parapets with cement concrete, 20 m apart and fitted with sodium vapour lamp) (cement concrete to be measured and paid separately) (i) For fixing in foothpath

Lighting on Bridge (Providing and fixing lighting on bridges, mounted on steel hollow circular poles of standard specifications, 5m high fixed on parapets with cement concrete, 20m apart and fitted with soudium vapour lamp)

PART-H : Proof checking : Carrying out of Proof Checking of all structural Design and Drawings by IIT Guwahati

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