Construction of road from Rumgong to Yogong Village (18.0 Km) (Ch.0.00 Km to 18.00 Km).

Amount

FORMATION CUTTING

Excavation for road way in soil by mechanical means including cutting and pushing the earth to site of embankment upto a distance of 100 metres (average lead50 metres), including trimming bottom and side slopes in accordance with requirements of lines, grades and cross sections.

Excavation for roadway in ordinary rock by deploying a dozer, 80 HP including cutting and pushing the cut earth to site of embankment upto a distance of 100 metres ( average lead 50 metres ), trimming bottom and side slopes in accordance with the requirements of lines, grades and cross sections.

Excavation for roadway in hard rock (requiring blasting) by drilling, blasting and breaking, trimming of bottom and side slopes in accordance with requirements of lines, grades and cross sections, loading and disposal of cut road with in all lifts and leads upto 1000 metres

RCC Slab Culvert

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 Rock., A. Manual Means, i) upto 3 m depth

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 for substructure complete as per drawing and Technical Specifications B. Coursed rubble masonry (first sort )

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications B. PCC Grade M20 p) Height upto 5m

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

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

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification A. RCC Grade M20 Using Concrete Mixer i) For solid slab super-structure, 20-30% of (a+b+c) p) Height upto 5m

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

CC DRAIN

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 with de-Watering.) I) Ordinary soil A. Manual Means i) upto 3 m depth

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 20 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)

12 mm Cement plaster in 1: 4 ( 1 Cement : 4 Fine sand )

PAVEMENT

Preparation of sub grade (Preparation of sub grade by excavating earth to an average depth of 22.50 cm, dressing to camber and consolidating with road roller, making good the undulations etc. and disposal of surplus earth, lead upto 50 m.)

Consolidation of sub-grade with road roller of 8 to 12 tonne capacity including making good the undulations etc. with earth or quarry spoils etc. and rerolling the sub grade.

Granular Sub-Base with Coarse Graded Material (Table:- 400- 2) A. Construction of granular sub-base by providing coarse graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per clause 401. i) Grading- I Materials

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 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.) A. By Manual Means ii) Grading- II (Using Scrining Type-A (13.2mm agg.)

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 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.) A. By Manual Means ii) Grading- III (Using Scrining Type-B (11.2mm agg.)

CARPETTING

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.)

Tack cot Provideing and applying tack cot with bitumen emulsion using emulsion pressure distributter at the rate of 0.20 kg/sqm on the prepared bitumen / granular surface cleaned with mechanical broom.

Open - Graded Premix Surfacing (Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or cut-back or emulsion 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.) i) Case - I Open-Graded Premix Surfacing using cationic Bitumen Emulsion

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 and B seal coats) i) Case - I : Type A

M/s GTC Enterprises

Tanor Engineering

M/S O G Enterprises

M/s Ramjo Pordung

M/s. Tama Fabrication Works

M/S ASEAN AGENCIES

Ms N T Agency

M/S M D ENTERPRISES

J T Hardware and Co