Improvement of Sapermeina to Ekou Road

SH: Improvement of Road

D) Granular Base/Sub-Base with naturally occuring Sand Gravel material Providing laying and compacting Granular Base/Sub base according to lines, grades and cross sections by using naturally occurred Sand Gravel/confrming to IRC- Grd - II of MOST Specification free from organic or other deleterious constituent spread with motor grader and compacted by rolling with power roller of 8-10 capacity in layers not exceeding 150mm (spread thickness) i/c rolling of the road surface to proper level and grades 30 cm width edging on both sides etc. complete as directed by Engineer-in-charge.

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 steel/ vibratory roller 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.

i) Grading - I

i) Grading - II

A) Prime Coat on WMM/WBM (i) P&A primer coat with bitumen emulsion on prepared surface of granular base i/c clearing of road surface and sprayung primer @ 0.7 kg/sqm using mechanical means

P&A tack coat with bitumen emulsion using emulsion pressure distributor @ 0.20 kg/sqm on the prepared bituminous/ granular surface clean with mechanical brooms

Open graded premix surfacing (Providing laying and rolling of open graded premix surfacing of 20 mm thckness composed of 13.2 mm to 5.6 mm aggregates using viscosity grade bitumen to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a smooth wheeled roller 8-10 tonne capacity, finished to required level and grades) ii) Case -II: Using penetration grade bitumen and hot bitumen mixer 0.5cum.

Seal Coat (providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A seal coats

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 to the requirement of clause 301 to 309. Excavated materials to be used in embankment at site within a lead of 1000 metres) A) Mechanical means

SH: Construction of 4.00m span RCC Slab Culvert at Chainage 11.50

Excavation for Structures (Earthwork in excavation of foundation of structures as per drawing and technical specifications, including setting out, construction of shorting and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfillingwith approved material) (I) Ordinary soil (B) Mechanical Means (Depth upto 3 m)

Cement concrete 1:4:8 mix with stone aggregate 40mm nominal size in foundation upto a depth of 1.5m metres below ground/bed level and upto height of 1.5m above ground/bed level

Plain cement concrete M-15 mix with stone aggregates 20mm nominal size mechanically mixed and vibrated in foundation upto depth of 1.5m below ground/bed level and or 1.5m above ground/bed level i/c formwork

Supplying, fitting and placing HYSD bar reinforcement in superstructure complete as per drawing and technical specifications

Reinforced cement concrete M-20 mix with stone aggregate 20mm nominal size mechanically mixed and vibrated for bed plates & walls excluding steel but including centering and shuttering laid in position

Reinforced cement concrete mix with stone aggregate 20mm nominal size mechanically mixed and vibrated for reinforced concrete work in slab excluding steel reinforcement, but including centering and shuttering laid in position i) M-20

Providing and laying cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and technical specification

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

Providing, fitting and fixing mild steel railing complete as per drawing and Technical Specification

Back Filling behind abutment, wing wall and return wall complete as per drawing and technical specification A) Granular material

SH: Construction of NP-3 pipe culvert

Excavation for Structures (Earthwork in excavation of foundation of structures as per drawing and technical specifications, including setting out, construction of shorting and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilizing the remaining earth locally for road work.) (i) Ordinary soil (B) Mechanical Means (Depth upto 3 m)

Cement concrete 1:4:8 mix with stone aggregate 40 mm nominal size in foundation upto a depth of 1.5 metres below ground / bed level and upto height of 1.5 metre above ground / bed level

Stone Masonry Work in Cement Mortar 1 : 3 in sub-structure Complete as per Drawing and Technical Specifications (A) Random Rubble Masonry

Laying reinforced cement concrete pipe/ prestressed concrete pipe on first class bedding in single row. (Laying reinforced cement concrete pipe/ prestressed concrete pipe for culverts on first class bedding of granular material in single row i/c fixing collar with cement mortar 1:2 but e/c excavation, protection works, backfilling, concrete and masonry works in head walls and parapets.) NP-3 ii). 900 mm dia

Plastering with cement mortar (1:3) on brick work in sub-structure as per Technical Specifications

SH: Construction of 3m Breast Wall

Excavation for Structures Earthwork in excavation of foundation of structures as per drawing and technical specifications, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling with approved material. (I) Ordinary soil (B) Mechanical Means (i) Depth upto 3 m

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, place in foundation and compacted by vibration including curing for 14 days.

Stone masonry work in cement mortar 1:3 for substructure complete as per drawing and Technical Specifications A Random Rubble Masonry

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

SH: Road safety items

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 801.3, 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 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing)

iv) 60 cm equilateral triangle

vii) 60 cm circular

Direction and Place Identification signs upto 0.9 sqm size board. (Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick or aluminium composite material sheet with overall thickness of 4mm with area not exceeding 0.9 sqm fixed over back support frame of min 35 x 35 x3mm angle mounted on a mild steel circular pipe 65 NB firmly fixed to the ground by means of properly designed foundation with M25 grade cement concrete 45 x 45 x 60cm, 60cm below ground level as per approved drawing.)

Kilo Metre Stone (Reinforced cement concrete M15grade kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc)

(i) 5th kilometre stone (precast)

(ii) Ordinary Kilometer stone (Precast)

Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface (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.)

SH: Construction of 170 ft span Bailey Bridge over Imphal River at Sapermeina

Excavation

Earth work in excavation in foundation for structures complete as per drawing and technical specification. Ordinary soil Mechanical Means

i) Depth upto 3.0 m.

ii) Depth 3.0 m. to 6.0 m.

ii) Above 6.0 m.

Foundation

Plain /reinforced cement concrete in open foundation complete as per drawing and technical specification. PCC M15 Grade With Batching plant and Concrete Pump

Plain /reinforced cement concrete in open foundation complete as per drawing and technical specification. R.C.C. M-35 With Batching plant and Concrete Pump

Supplying, Fitting and Placing un-coated HYSD bar Reinforcement in foundation complete as per drawing and technical specification. HYSD bars in foundation (Fe 500)

Substructure

Plain /reinforced cement concrete in sub structure complete as per drawing and technical specification. RCC M35 Grade With Batching plant, Transit Mixer and Concrete Pump i) Above 10 m

Supplying, Fitting and Placing HYSD bar Reinforcement in substructure complete as per drawing and technical specification. Using Batching plant, Transit Mixer and Concrete pump HYSD bars in substructure ( Fe 500 )

Back filling behind abutment, wing walls and return walls complete as per drawing and technical specification. a)Granular material

Providing and laying of filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2 of MORTH specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specifications.

Providing weep holes in Brick mansonary/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 face complete as per drawing and technical specification.

Superstructure

Assembly & launching of Bailey Bridge within a lead of 50m but excluding mechanical transport. TDR Steel Decking. 40R Extrawidth

Assembly and fixing of stiffened steel decking within a lead of 50m but excluding mechanical transport charges. TDR Steel Decking. 40R Extrawidth

Manufacturing, supplying and transportation of DDR construction std width galvanised Bailey Bridge component suitable.

Dismantelling of Structures (Dismanteling of existing structures like culverts, bridges, retaining wall and other structures comprising of masonary, cement concrete, wood work, steel work i/c T&P & scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material & staking the serviceable material within a lead of 1000m) i) Lime/cement concrete II) By machanical means B) Cement concrete Grade M-15 & M-20

Dismanteling of stiffened steel decking i/c stacking neatly the dismanteled part by mechanical transport