Construction of 2 No RCC Box Culvert CD No.3 by 1 and CD No.5 by 1 on Namrup Station Feeder Road for the year 2024 25

Amount

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, uptoa lead of 1000 m including removal and disposal of top organic soil not exceeding 150mm in thickness (i) By Manual Means (A) In area of light jungle

Dismantling of Structures Dismantling of existing structures like culverts bridges retaining walls and other Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, woodwork, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m I By Manual Means (b) Cement Concrete

Removing all type of hume pipes and stacking within a lead of 1000 metres including earthwork and dismantling of masonry works. (c) Above 900 mm dia Hume pipe

Dismantling of flexible pavements and disposal of dismantled materials upto a lead of 100m, stacking serviceable and unserviceable materials separately as Mechanical Means (a) Bituminous Courses

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 (i) Private Land

Granular Sub-base with Well Graded Material (Table 400.1) (A) By Mix in Place Method 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, (ii) For Grading II 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 (PugMill), 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 to100 kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc By Mechanical Means with 1 km lead

Prime Coat i) 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

iii) Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rateof 0.25 to 0.30 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom

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.) (a) 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 ( 19 mm nominal size )

ii) Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rateof 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503.

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. 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 ( 13 mm nominal size )

TRAFFIC SIGNS, MARKING AND ROAD APPURTENANCES I 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, 1.5mm thick supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450mm x 450mm x 600mm, 600mm below ground level as per drawings and Technical Specification Clause 801 i) 900mm equilateral triangle

I 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, 1.5mm thick supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450mm x 450mm x 600mm, 600mm below ground level iii) 600mm circular

RCC Guard Post: Supplying, fitting and fixing RCC guard post 150cm long erected 75cm above the ground and 75cm below the ground with M-15 grade (nominal mix 1:2:4 with broken stone aggregate up to 20mm size) of cement concrete and required reinforcement tied in position with annealed black wire including centering, moulding the top, curing including painting concrete surfaces in 23cm strips upto 0.75m from the top alternately in black and white and having 2 nos. reflective band of desired shade etc. complete as per design and as directed. (b) 15 cm dia. RCC guard post with reinforcement of 4nos. 12mm dia TMT main steel bars and 6mm TMT/ MS stirrups at 15cm c/c.

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes and conforming to the MoSrt&H specifications

Providing reflective pavement marker with Micro prismatic lens in both direction having thermoplastic body adhering to the specification and guidelines of MoSRT&H’s fixed to the road surface using the adhesives and the procedures recommended by the manufacturers with three months replacement warranty and free maintenance.

CROSS DRAINAGE WORKS: Foundation Excavation for Structures Earthwork in excavation for structures including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50m, dressing of side sand bottom and back filling in trenches with excavated suitable material. I Ordinary soil 3m to 6 m depth

Providing concrete for plain/ reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A With crushed Stone I P.C.C grade M 10 Nominal mix 1:3:6

Providing concrete for plain/reinforced concrete in open foundations complete A With crushed Stone V) R.C.C Grade M25

Supplying, fitting and placing TMT (Fe-500D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/ Shyamsteel/ RINL)in foundation complete

Sub- Structure Plain/ reinforced cement concrete insubstructure complete A With Crushed Stone RCC Grade M 25 i) For height upto 5 m

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/ SAIL/ Esser Steel/ Jindal steel/ Shyam steel/ RINL) in substructrue complete

Providing and laying filter media with granular crushed aggregates as per specification to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and providing over the entire surface behind abutment, wing wall, return wall to the full height, compacted to firm condition complete

Super-Structure Providing and laying reinforced cement concrete in super structure A With crushed stone III R.C.C grade M 30 a) Height upto 5M

Supplying, fitting and placing TMT (Fe-500D) reinforcement bar . (From Primary Producer: TATA/ SAIL/ Esser Steel/ Jindal steel/ Shyam steel/ RINL) Primary Producer: TATA/ SAIL/ Esser Steel/ Jindal steel/ Shyam steel/RINL) in superstructure complete

Providing and laying reinforced cement concrete in superstructure A With crushed stone III R.C.C grade M 25 a) Height upto 5M

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete

Drainage spouts complete

Construction of R.C.C. railing of M25 grade incast-in-situ with 2 0mm nominal size aggregate, true to line and grade, tolerance of vertical railing post not to exceed 1 in 500, centre-to-centre spacing between vertical posts not to exceed 2000 mm

Painting on Concrete/Steel Surfaces with Epoxy Painting two coats including prime coat with epoxy paint of approved brand on concrete/steel surfaces after through cleaning of surface to give an even shade

Back filling behind abutment, wing wall and return wall complete B) Sandy material

Protection Work (Toe Wall) 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 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. I Ordinary soil Upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundations complete A With crushed Stone I P.C.C grade M 10 Nominal mix 1:3:6

Providing concrete for plain/reinforced concrete in open foundations complete A With crushed Stone III P.C.C grade M 20 Nominal mix 1:2:4

Plain/reinforced cement concrete in sub structure complete A With crushed Stone II P.C.C grade M 20 Nominal mix 1:2:4

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete

Protection Work (Boulder Sausage) 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 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. I Ordinary soil Upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundations completeasperdrawingsand A With crushed Stone I P.C.C grade M 10 Nominal mix 1:3:6

Boulder Apron in Crates of Synthetic Geogrids: Providing, preparing and laying of geogrid crated apron 1mx5m, 600mm thick including excavation and backfilling with baffles at 1 metre interval, made with geogrids having characteristics as per clause 704.2, joining sides with connectors/ ring staple, top corners to be tie tensioned , placing of suitable crioss interval ties in layers of 300 mm connecting opposite side with lateral braces and tied with polymer braids to avoid bulging , constructed as per clause 704.3 filled with stone with minimum size of 200mm and specific gravity not less than 2.65, packed witkh stone spalls, keyed to the foundation recess in case of sloping ground and laid over a layer of Geotextile to prevent migration of fines , all as per clause 704 and laid

M/s ASCON (BID ID -264981)