Rejuvenation and Improvement of Road from Gacham-Morshing village in West Kameng District.

Amount

SH:- Widening - 0.630 Km.

SH: EARTH WORK

Excavation in Hill Area in Soil by Mechanical Means Excavation in soil in hilly area by mechanical means including cutting and trimming of side slopes and disposing of excavated earth with all lifts and lead upto 1000 metres.

Excavation in Hilly Area in Ordinary Rock by Mechanical Means not Requiring Blasting Excavation in hilly area in ordinary rock not requiring blasting by mechanical means including cutting and trimming of slopes and disposal of cut material with all lift and lead upto 1000 metres.

SH: WBM I (100 mm) - 1.50 Km, WBM II (75 mm) - 2.50 Km & WBM III (75 mm) - 2.50 Km.

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 3 wheeled steel/ vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density. B) By Mechanical Means Using Screening crushable type such as Moorum or Gravel

Grading - I

Grading - II

Grading - III

SH: Dense Graded Bituminous Macadam (40 mm) & Bituminous Concrete (20 mm) - 19.30 Km.

Scarifying existing bituminous surface to a depth of 50 mm by mechanical means (Scarifying the existing bituminous road surface to a depth of 50 mm and disposal of scarified material with in all lifts and lead upto 1000 metres.)

Prime Coat - Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means.

Dense Graded Bituminous Macadam Providing and laying dense graded 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 per cent by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 507 complete in all respects. (i) for Grading I (40 mm nominal size)

Tack Coat - Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom.

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 per cent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 509 complete in all respects (i) for Grading-I (13 mm nominal size)

Earthen Shoulder

Construction of Subgrade and Earthen Shoulders (Construction of sub-grade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table No. 300-2)

SH: RCC Slab Culvert 1.50m span - 3 Nos.

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 (without de-watering)

i) Ordinary Soil

ii) Ordinary Rock (not requiring blasting)

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. PCC Grade M15

Stone Masonry Work in Cement Mortar 1:3 in Foundation complete as per Drawing and Technical Specifications. b) Random Rubble Masonry

Plain/Reinforced cement concrete in sub-structure complete as per drawing and Technical Specifications. RCC Grade M20 Using Concrete Mixer

Supplying, fitting and placing HYSD bar reinforcement in super-structure complete as per drawing and technical specifications

Furnishing and Placing Reinforced/ Prestressed cement concrete in super-structure as per drawing and Technical Specification. a) RCC Grade M25 Using Concrete Mixer

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical Specification Granular material

Providing weep holes in Brick masonry/Plain/ Reinforced concrete abutment, wing wall/ return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical Specifications

SH: RRM Retaining wall 3.00 m height - 10.00 Mtr, 4.00 M height - 82.00 m and Breast wall 3.00 Mtr height - 40.00 Mtr

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.) A. Manual Means upto 3 m depth (without de-watering)

i) Ordinary Soil

ii) Ordinary Rock (not requiring blasting)

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)

Stone Masonry Work in Cement Mortar 1:3 in Foundation complete as per Drawing and Technical Specifications. Square Rubble Coursed Rubble Masonry (first sort)

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical Specification Granular material

Providing weep holes in Brick masonry/Plain/ Reinforced concrete abutment, wing wall/ return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical Specifications

SH: Katcha Drain - 19300.00 Mtr

Surface Drains in Soil Construction of unlined surface drain of average cross sectional area 0.4 sqm in soil to specified lines, grades, levels and dimensions as per approved design and to the requirement of clause 301 and 309. Excavated material to be used in embankment within a lead of 50 meters (average lead 25 meters) A. Mechanical means

Surface Drains in Ordinary Rock Construction of unlined surface drain of average cross sectional area 0.4 sqm in soil to specified lines, grades, levels and dimensions as per approved design and to the requirement of clause 301 and 309. Excavated material to be used in embankment at site. A. Mechanical means

SH: Traffic Signs & Other Road Appurtenances

Direction and Place Identification signs upto 0.9 sqm size board. (Providing and erecting direction and place identification retro-reflectorised sign asper IRC:67 made of encapsulated lens type reflective sheeting vide clause 801.3, 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 M15 grade cement concrete 45 x 45 x 60 cm, 60 cm below ground level as per approved drawing)

Direction and Place Identification signs with size more than 0.9 sqm size board. (Providing and erecting direction and place identification retro- reflectorised sign asper IRC :67 made of encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area exceeding 0.9 sqm supported on a mild steel angle iron post 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 concrete45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing)

Kilo Metre Stone (Reinforced cement concrete M15 grade kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc) Ordinary kilometer stone (precast)

Tenzing Construction (BID ID -7078)