SOPD_G_20_21_180 Improvement of road from (i) Bakulia PWD Roads Division Office to Karbi Market, Length-0.870 km, (ii) Bakulia PWD Colony internal road, Length-0.650 km, T. Length-1.520 km under Bakulia Roads Division under SOPD-G for the year 2020-2

Amount

Clearing and Grubbing Road Land .(Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable materials to beused or auctioned up to lead of 1000metres including removal and disposal of top organic soil not exceeding 150mm thickness. (I)By manuals means. B. In the area of non thorny jungle.

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 (including compensation of earth) (Including cost of testing of materials at site and laboratory as directed by the deptt.). (a) From private land

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 compacting to meet requirement of table 300-2 (including compensation of earth) (Including cost of testing of materials at site and laboratory as directed by the deptt.). (a) From 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 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. (ii) For Grading II Material

Water Bound Macadam 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 -100 KN 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 reqd. density Grading 2 as per Technical Specification Clause 405. (A) By Manual Means (A)WBM Grading-II (53mm to 22.5mm)

Water Bound Macadam 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 -100 KN 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 reqd. density Grading 3 as per Technical Specification Clause 405. (A) By Manual Means (B)WBM Grading-III

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 1.2-1.5 kg/sqm using mechanical means as per Technical Specification Clause 502. (i) With Bitumen emulsion- CCS-1h

Providing and applying tack coat with Bitumen emulsion (RS-1) Using emulsion pressure distributor at the rate of 0.30 to 0.35 kg per sqm on the prepared non bituminous surfaces (cement concrete pavement) cleaned with Hydraulic broom as per Technical Specification Clause 503.

Bituminous Macadam (Providing and laying bituminous macadam with 100-120 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a pr(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

Semi- Dense Bituminous Concrete : Providing and laying semi dense bituminous concrete with 100-120 TPH batch type type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 to 5% 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. 508. 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. )

Construction of NP3 type Hume Pipe culvert:-Earth work in excavation of foundation of structures as per drawing and technical specification clause305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious matterial and disposal upto a lead of 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material.

Providing concrete for plain/reinforced cement concrete, in open foundation complete as per drawing and technical Specification clause 802,803,1202 & 1203.

Laying concrete cradle bedding with M15 Grade Cement Concrete as per Clause 1105(i)

Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of grunular material in single row including fixing collar with cement mortar 1:2 but excluding excavated,protection works,backfilling ,concrete and masonry works in head walls and parapet Clause 1103. 1000mm dia

Providing concrete for plain/reinforced cement concrete, in Substructure complete as per drawing and technical Specification clause 802,803,804,806,809,1202 & 1204.

Plastering with cement mortar (1:4),15mm thick on brickwork in substructure as per Technical specifications clause 613.4 & 1204.

Construction of embankment with approved materials obtained from borrow pits with all lifts up to 1.5m, transporting to site, spreading grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead up to 1000m as per Technical Specification Clause 301.5 (a) from private land

Construction of one (1) cell Box Culvert of three metre height and three(3) metre width as Drawing and Technical Specification:- E/W in excavation for structures as per drawing and technical specifications clause 305.1 including setting out, const. of shoring and bracing, removal of stumps and other deleterious materials and disposal up to a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable materials i) Ordinary Soil

Providing concrete for plain/reinforced concrete in open foundations complete as per drawing as and technical specifications clause 802,803,1202 & 1203 A. with crushed stone i) PCC grade M10 Normal mix 1:3:6 (Hand mixing)

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar from primary producer : TATA reinforcement bar (SAI/BISCO/THERMAX or equivalent) in superstructure complete as per drawing and Technical Specification clause 1002,1005,1010 & 1202.

plain/reinforced concrete in Super structure complete as per drawing and technical specifications clause 802,804, 805, 806,,807, 1202 and 1204 A. with crushed stone ii) PCC grade M20 Normal mix 1:2:4

Construction of Box culvert approches:-Construction of embankment with approved materials obtained from borrow pits with a lift up to 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 up to 1000m as per technical specification clause 301.5 (i) 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 lead up to 1000 m as per Technical specification clause 303.1 i) Private land

Construction of granular sub-base by providing well graded ,materials, 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 and specification clause 401. i) For grading I materials

Providing, laying , spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing , , rolling with three wheel 80-100 kN static roller in stages to proper grade ad camber applying and booming , stone screening/ binding materials to fill-up the interstices of coarse aggregate watering and compacting to the required density Grading 1 as per Technical Specification clause 404 (A) By manual means

Providing and applying primer coat with bitumen emulsion (CSS-1) on prepared surface of granular base/WBM/ 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

Providing and applying tack coat with bitumen emulsion (CRS-1) using emulsion distributor as the rate of 0.30. to 0.35 kg per sqm on the prepared bituminous surface cleaned with hydraulic broom as per Technical Specification clause 503

Bituminous Macadam (Providing and laying bituminous macadam with 100-120 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a pr(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.)

Semi-Dense Bituminous Concrete (Providing and laying semi dense bituminous concrete 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 @ 4.5 to 50% 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.508. 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.)

Construction of Sub-way:- Making 120mm wide bamboo foot bridge with 100mm Bholuka or Barua bamboo posts driven 120 cm to 180 cm underground 3 Nos. in each row and rows being 3m apart bholuka or Barua bamboo dham placed over the posts and tied with cane or wire , Bholuka or barua bamboo struts in each row both up and down stream, jati bamboo long gorhs closely packed and tied with dham. Single layer of mat placed over 75mm thick brush wood and tied with bholuka or Barua bamboo rail stand fixed in one side of the bridge etc. complete.

Construction of embankment with approved materials obtained from borrow pits with a lift up to 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 up to 1000m as per technical specification clause 301.5 (i) from private land

Protection work:-Providing and laying filter materials underneath pitching in slopes complete as per drawing and technical specification clauses 1302

Providing and laying of boulder apron for bed protection with boulder of minimum size and weight as per Table 1300.1 No fragment weighing less than 25 Kg laid dry complete as per drawing and Technical Specification Clause 1301.

Construction Of Drain Cum Footpath:- Earthwork 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 cement concrete, in open foundation complete as per drawing and technical Specification clause 802,803,1202 & 1203.A. A.With crushed stone II) PCC grade M15 Nominal Mix 1:2.5:5

Providing and laying reinforced cement concrete in Substructure complete as per drawing and technical Specification clause 802,804,805,806,1202 and 1204. A. With crushed stone III. RCC grade M20 for height upto 5 m

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar, From primary producer : TATA/SAIL/ESSER Steek/Jindak/ Shyam Steel /RINL ) IN Super structure complete as per drawing and Technical Specification Clause 1002,1010,and 1202.

Backfilling behind abutment,wing wall and return wall complete as per Technical Specification Clause1204.3.8 ii. Sandy material.

Plain/reinforced concrete, in sub-structure complete as per drawing as and technical specificationsand steel suttering N. without placticiser ii) PCC grade M25 Height up 5 m

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 Markers/Road Stud with Lens Reflector Providing and fixing of road stud 100 x 100 mm die cast inaluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling holes 30 mm upto a depth of 600 mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS:873 (Part 4) 1973.

Providing and fixing of retro reflectorised cautionary , mandatory , informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75mm x 75mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450mmx 450mmx600mm, 600mm below ground level as per drawings and Technical Specification Clause 801 ii) 600mm equilateral triangle.

Providing and fixing of retro reflectorised cautionary , mandatory , informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75mm x 75mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450mmx 450mmx600mm, 600mm below ground level as per drawings and Technical Specification Clause 801 iii) 600mm circular.

Sri Sagar Gohain