SOPD_SIG_20_21_21 Improvement of (1) Purnakamdev to Deharkuchi road via Lorma, (2) Namkhala to GDB road via Barkhala, Widening and Strengthening under Signature Project for the year 2020-21, Mangaldai HPC (Nalbari LAC)

Amount

Clearing and Grubbing road land including uprooting rank vegetation grass bushes shrubs sampling and trees girth up to 300mm removal stumps of trees cut earlier and disposal of unerviceable materials and staking of serviseable materials to be use or acutioned up to a lead of 1000m including removal and disposal of top orgenic soil not exceeding 150mm in thickness as per MORTH specification 201. i) By Manual Means (A) In area light jungle.

Scarifying Existing Bituminous Surface to a Depth of 150 mm by Mechanical Means Scarifying the existing bituminous road surface to a depth of 150 mm and disposal of scarified material with a lift upto 3 m and lead upto 1000 m as per Technical Specification Clause 301.4.

Construction of Embankment with materials obtained from borrow pits, with a lift up to 1.5 m. transporting to site, speeding, grading to required slope and compacting to meet requirement of table 300.1 and 300.2 with a lead upto 1000 m. as per technical specification clause 301.5. (a) from private land

Construction of sub-grade and earthen shoulders with approved materials 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 (a) from private land

Excavation in Cutting in Soil by manual means with lead upto 50 m 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 should be use where machines cannot be deployed due to site condition)

Construction of granular sub-base by providing well graded meterials, 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 achieved the desired density, complete as per technical specification clause 401 . (i) for grading ii material

Water Bound Macadam Sub- base/ base (only for (PMGSY work) 2) WBM Grading 2 Using stone screening Type - B 11.2 mm for Gr 2 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100kN in stages to proper grade and camber, applying and brooming,stone screening/ binding materials to fill - up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per Technical Specification Clause 405 (A) By Manual means

Water Bound Macadam Sub- base/ base (only for (PMGSY work) WBM Grading 3 Using stone screening Type - A 13.2 mm for Gr 3 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100kN in stages to proper grade and camber, applying and brooming,stone screening to fill - up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405 (A) By Manual means

Prime Coat Medium 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 0.90- 1.2 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 dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

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 GradingII(19 mm 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.) 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)

Direction and Place Identification signs upto 0.9 sqm size board A. Retro-reflectorised Traffic Signs (1) 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 not exceeding 0.9 sqm supported on a mild steel single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701

Retro-reflectorised Traffic Signs 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) 90 cm equilateral tringle

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

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 ii)Ordinary Kilometer Stone (Precast)

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 iii)200 m stone (precast)

Planting of Trees and their Maintenance for three Year (Planting of trees by the road side (Avenue trees) in 0.60 m dia holes, 1 m deep dug in the ground, mixing the soil with decayed farm yard/sludge mannure, planting the saplings, backfilling the trenches, watering , fixing the tree guatrd and maintaining the plants for three year.

Toe Wall 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. I. Ordinary soil A. Manual Means (I) Without dewatering (i) upto 3 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 Nominal mix 1:3:6

Stone masonry work in cement mortar in foundation complete as per drawing and technical specifications Clauses 702, 704, 1202 & 1203. I. Coursed rubble masonry (1st sort) In 1:3 cement mortar

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 as per drawing and technical specification Clauses 614, 709, 1204.3.7

1000 dia Single opening HP Culvert Earth work in excavation of foundation for structure as per drawing and technical specification Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and deleterious material and disposal upto a lead of 50m. dressing of sides and bottom and backfilling in trenches with excavated suitable material. 1. Ordinary soil (i) Upto 3 m depth

Bedding for Pipe Laying concrete cradie bedding with M15 Grade Cement Concrete as per Clause 1105 (i)

PCC 1:3:6 in Foundation Plain reinforced concrete M10 (1:3:6 nominal mix) in levelling course below open foundation of Head walls as per drawing & Technical Specification Clause 1109.

Providing and Laying RCC NP3 in Single Row Providing and laying reinforcement cement concrete pipe NP3 for culverts on first class bedding of granular material in single row including fixing collar with cement morter 1:2 but excluding excavation, protection works, backfilling, coccrete and masonary works in head walls and parapets Clause 1106. (B) 1000 mm dia

Brick Masonary work Brick masonary work in cement morter in foundation of Head Wall excluding pointing and plastering as per drawing and technical specifications clause 1109.

Brick Masonary work Brick masonary work in cement morter in substructure complete excluding pointing and plastering as per drawing and technical specifications clause 602, 603, 604, 1202 and 1204. i) In 1:4 Cement morter

Plstering Plastering with cement mortar ( 1:4 ) 15mm thick on brick work in substructure as per technical specification Rate.

1000 dia Double opening HP Culvert Earth work in excavation of foundation for structure as per drawing and technical specification Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and deleterious material and disposal upto a lead of 50m. dressing of sides and bottom and backfilling in trenches with excavated suitable material. 1. Ordinary soil (i) Upto 3 m depth

Bedding for Pipe Laying concrete cradie bedding with M15 Grade Cement Concrete as per Clause 1105 (i)

PCC 1:3:6 in Foundation Plain reinforced concrete M10 (1:3:6 nominal mix) in levelling course below open foundation of Head walls as per drawing & Technical Specification Clause 1109.

Providing and Laying RCC NP3 in Double Row Providing and laying reinforcement cement concrete pipe NP3 for culverts on first class bedding of granular material in double row including fixing collar with cement morter 1:2 but excluding excavation, protection works, backfilling, coccrete and masonary works in head walls and parapets Clause 1106. (B) 1000 mm dia

Brick Masonary work Brick masonary work in cement morter in foundation of Head Wall excluding pointing and plastering as per drawing and technical specifications clause 1109.

Brick Masonary work Brick masonary work in cement morter in substructure complete excluding pointing and plastering as per drawing and technical specifications clause 602, 603, 604, 1202 and 1204..

Plstering Plastering with cement mortar ( 1:4 ) 15mm thick on brick work in substructure as per technical specification Rate.

1.50 m span slab culvert 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. I. Ordinary soil Upto 3 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

Brick masonry work in cement mortar in foundation complete excluding pointing and plastering as per drawing and technical specifications Clauses 600, 1202 & 1203 i. Brick masonry in 1:3 cement mortar

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 A. With crushed stone I. R.C.C grade M 20 (I) For nominal mix 1:2:4 a} Height upto 5 M

Drainage spouts complete as per drawing and technical specifications Clause 1209

Filler Joint Iv} Providing and filling joint sealing compound as per drawings and technical specifications with coarse sand and 6 per cent bitumen by weight.

Supplying, fitting, and placing TMT bar reinforcement in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202

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 as per drawing and technical specification Clauses 614, 709, 1204.3.7

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3 A. With crushed stone

2.00 m span slab culvert 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. I. Ordinary soil Upto 3 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 as per drawings and technical specifications Clause 802, 803, 1202 & 1203 B. With Natural Gravel III. P.C.C Grade M 20 Nominal mix 1:2:4

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 A. With crushed stone I. R.C.C grade M 20 (I) For nominal mix 1:2:4 a} Height upto 5 M

Drainage spouts complete as per drawing and technical specifications Clause 1209

Filler Joint Iv} Providing and filling joint sealing compound as per drawings and technical specifications with coarse sand and 6 per cent bitumen by weight.

Supplying, fitting, and placing TMT bar reinforcement in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202

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 as per drawing and technical specification Clauses 614, 709, 1204.3.7

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3 A. With crushed stone

Nipul Kalita