SOPD_G_20_21_83 Improvement of Mowdumoni Akhoiya road (from Ch. 0.00 to 6350.00 m, L6.35km) Khokamora to Kachumari road (Ch. 640.00 to 4000.00 m, L 3.36 km), T. Length 9.71 km under SOPD-G for the year 2020-21, Mahmora LAC

Amount

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 Cl 301

Granular Sub-Base with Well graded materials (Table 400-1): Construction of 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 desired, complete as per Technical Specification Clause 401. (II)For Grading 11 Materials

(2)W.B.M Granding 2 (Using stone screening Type- B11.2mm for Gr 2: (1) Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness hand packing, rolling etc. and camber, applying and brooming stone screening/ binding materials to fill up the interstices density Grading 2 as per Technical Specification Clause 405. By Manual Means

(3)W.B.M Granding 3 (Using stone screening Type- B11.2mm for Gr 3: (1) Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness hand packing, rolling etc. and camber, applying and brooming stone screening/ binding materials to fill up the interstices density Grading 3 as per Technical Specification Clause 405. By Manual Means

Prime Coat:(i)Low Porosity: Providing and applying primer coat with bitumen emulsion (SS-1)on prepared surface 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: (ii) : Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleared with hydraulic broom as per Technical Specification Clause- 503.

Semi-Dense Bituminous Concrete ; Providing and laying semi dense bituminous concrete with 100-120 TPH batch type HMP producing an average output of 75 tones per hour using crushed aggregates of specified grading premixed with bituminous binder-- - - tandem rollers to achieve the desired compaction as per MOSRT&H cl. No 508 . Complete in all respect. B (a) With 60/70 or VG-30 grade bitumen (11) For Grading 11 ( 10 mm nominal size )

Construction of RCC Box Culvert (3.00 m x 3.00 m) Single Cell on Patsaku Doba road C.D. No 2/4,& 4/3. Making 120cm 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 ect. Complete.

Dismantling Steel Works in all types

Dismantling the existing structure (1)B. Cement Concrete

Earthwork in excavation for foundation of structure in ordinary soil (I) Upto 3m depth

Providing concrete for PCC 1:3:6 in Foundation complete as per drawing & technical specification clause 802,803,1202&1203 A.With crushed stone I. P.C.C. Grade M10 (Nominal Mix 1:3:6

Providing concrete for Plain/reinforced Concrete in open Foundation complete as per drawing & technical specifications clause 802,803,1202&1203 A.With crushed stone II. P.C.C. Grade M15 (Nominal Mix 1:2.5:5

Providing concrete for Plain/reinforced Concrete in Foundation complete as per drawing & technical specification clause 802,805,806,807,1202&1204 A.With crushed stone v. R.C.C. Grade M25 for height upto 5.0 m

Providing weepholes in back/masonary/stone masonary, plain/reinforced concrete aboutment, wingwall,return wall with 100 mm dia AC pipe extending through the width of the structure with slope of 1(V): 20(H) towards drawing face complete as per drawing and technical specification cl 614,709,1204,3.7

Providing and Laying boulder apron for bed protection with stone boulder of minimum size and weight as per table 1300-1

Backfilling behind abutment, wing wall and return wall complete as per drawing & technical specification cl 1204.3.8 1.Granular Material

Reinforcement in substructure: Supplying fitting and placing TMT bar reinforcement in substructure complete as per drawing and technical specification cl 1002,1010 &1202

Construction of Subgrade and earthen shoulders with approve material obtained from borrow pits with all lifts and leads, transporting to site speeding, grading to required slope and compacted to meet requirement of table 300.2 i)Private Land Fill in Bridge Gap portion

Granular Sub-Base with Well graded materials (Table 400-1): Construction of 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 desired, complete as per Technical Specification Clause 401. (II)For Grading 11 Materials

2)W.B.M Granding 2 (Using stone screening Type- B11.2mm for Gr 2:(1) Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness hand packing, rolling etc. and camber, applying and brooming stone screening/ binding materials to fill up the interstices density Grading 1as per Technical Specification Clause 404. By Manual Means

(3)W.B.M Grading 3 ( Using stone screening Type- A 13.2 for Gr. 3: Providing, laying, spreading and compacting stone aggregates of specific size to water bound macadam specification including spreading in uniform thickness, …………… of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405. By Manual Means

Prime Coat: (i)Low Porosity: Providing and applying primer coat with bitumen emulsion (SS-1)on prepared surface 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: (ii) : Providing and applying tack coat with Bitumen emulsion (CRS-1) using emulsion distributor at the rate of0.25 to 0.30 kg per sqm ………….. primer & cleared with hydraulic broom as per Technical Specification Clause-503

20 mm thick Open-Graded Premix Carpet using Bitumen Emulsion as per technical specification C1. No 506.2 Providing, laying and rolling open graded premix carpet of 20mm thickness compose of 13.2mm to 5.6mm aggregates …. Laying and rolling with a three wheel 80-100 KN static roller capacity, finished to required level and grades too be followed by seal coat of either Type A or Type B or Type C as per Technical Specification Clause 508.

Providing and Laying Seal coat using Bitumen Emulsion Providing and Laying Seal coat sealing the voids in a bituminous surface laid to the specified level, grade and cross fall using Type A or Type B or Type C as per Technical Specification Clause 510. (A) By manuals Means. (i) Bitumen Emulsion Case- iii: Type C

Construction of RCC guide posts of 250 mm dia M15 grade cast-in-situ with 20mm nominal size aggregate, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500 as per drawing and Technical Specification CL 1608.2

Traffic Signs;-A 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 1.5mm thick supported on a mild steel angle iron post 75mmx75mmx6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mmx450 mmx600 mm below ground level as Specification Clause 801. ii)600 mm equilateral triangle

Traffic Signs;-A 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 1.5mm thick supported on a mild steel angle iron post 75mmx75mmx6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mmx450 mmx600 mm below ground level as Specification Clause 801. iii) 600 mm circular

Traffic Signs;-A 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 1.5mm thick supported on a mild steel angle iron post 75mmx75mmx6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mmx450 mmx600 mm below ground level as Specification Clause 801. (v)600mm x 450mm rectangular

Traffic Signs;-A 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 1.5mm thick supported on a mild steel angle iron post 75mmx75mmx6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mmx450 mmx600 mm below ground level as Specification Clause 801. (iv) 800 mm x 600 mm rectangular

Planting of trees and their maintenance for three year :- Planting of trees by the road side (Avenue trees) in 0.60 m dia holes , 1m deep dug in the ground, mixing the soil with decayed farm yard/ sludge manure, planting the saplings, backfilling the trenches, watering,fixing the tree guatrd and maintaining the plants for three year. Qnty :- 6350.00 / 30 = 212

Rumble Strips; Provision of 15 nos rumble strips covered with premix bituminous carpet, 15.2 mm hight at centre, 250 mm wide placed at 1m centre to centre at approved location to control speed, marked with white strips of road marking paint.

(ii)Khokamora to Kachumari Road.(From Ch 640.00m to Ch 4000.00 m) Cleaning and grubbing of road land cleaning and grubbing of road land including uprooting wild vegetations. grass, bushes,shrubs, saplings and treesof girth up to 300 mm, removal of slumps of trees. Cut earlier and disposal of unserviceable materials and staking of serviceable materials to be used or auctioned up to a lead of 1000 meters including removal of disposal of top organic soil not exceeding 150 mm in thickness as per technical specification clause 201 (ii] By mechanical meansFron Ch.0.00m to Ch.12500.00m In area of non-thorny jungle

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 required density grading II as per technical specification clause 405 A. By manual means (i) Hand broken metal from river boulder WBW Gr III

Prime Coat : Providing and applying Primer coat with bitumen emulsion (CSS-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.

Providing and applying Tack coat with Bitumen emulsion (CRS-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.

Providing, laying bitumenous macadam with hot mix plant using crushed aggregates of grading as per table 500.4 premixed with bitumenous binder ,transported to site up to a lead of 1000m laid over a preiousely prepared surface with paver finisher to the required grade ,level and aignment and rolled to achieve the desired compaction (Using smooth wheeled roller 80-100 KN and vibratory roller of 80-100 KN)Technical specification clause 504

Semi Dense Bitumenous Concrete (Providing and laying semi dense bitumenous 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 bitumenous binder @ 4.5 to 5.0% of mixed and filler transporting the hot mix to work site , laying with ahydrastatic paver finisher with sensor control to the reqd. grade ,level 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 A (ii) for grading II ( 10 mm nominal size )

Traffic Signs: (A) Retro-reflectorised traffic Signs: (1) 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 75mm 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 drawing and Technical Specification Clause 801. (i) 600 mm equilateral traingle

Traffic Signs: (A) Retro-reflectorised traffic Signs: (1) 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 75mm 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 drawing and Technical Specification Clause 801. (iII) 600 mm CIRCULAR

Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide cl.1701.2.3 fixed over aluminium sheeting , 2mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75x75x6 mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement conc 450x450x600mm , 600mm below ground level as per approved drawing and tech specification cl 1701

Remioving all types of Hume Pipes and stacking within a lead of 1000m including Earthwork and Dismentling of masonry Works as per technical Specification Clause 202 C) Above900 mm dia Hume Pipe

Earthwork in excavation for foundation of structures upto 3 m dept as per drawing and technical specification Clause 1104 includding setting out, constuction of soring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved materials. I) Ordinary Soil (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 (i)P.C.C. grade M10 Nominal Mix 1:3:6

Bedding of Pipe: ( i) Type B (first class) Bedding : Laying (First class) bedding on well compacted sand, Moorum or approved granular material as per Clause 1105 (ii) Granular Material

Providing and Laying Reinforced 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, concrete and masonry works in head walls and parapets Clause 1106. ( A ) 1000 mm dia

Plain / Reinforced cement in substructure complete as per drawings and technical specification clauses 802,804,805,806,807 and 1204 A. With crushed stone II. PCC grade M20 (i) Nominal Mix 1:2:4

Providing and laying of dry rubble flooring complete as per drawing and technical specifications Clause 1303.3

SRI MONTU KONWAR