Restoration of flood damages works on Itanagar-Jote Road - 20 Km (State Highway).

Amount

SH:- Liabilities created during 2024-25 due to emergency restoration works

Land Slide Clearance in soil (i) Clearance of land slides in soil and ordinary rock by a bull-dozer D 80 A-12, 180 HP and disposal of the same on the valley side

Hill Side Drain Clearance (Removal of earth from the choked hill side drain and disposing it on the valley side manually)

Filling Pot- holes and Patch Repairs with open - graded Premix surfacing, 20mm. (Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material as per clause 511, compacting, trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2)

SH:- RCC Retaining Wall -3.00 mtr height

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.)

Ordinary soil

Manual Means

above 3m depth

Providing and laying in foundations and plinth cement concrete 1 : 3 : 6(1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications

RCC Grade M20

Height upto 5m

Using concrete Mixer

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

Centring and shuttering including strutting, propping etc and removal of form work for :

Foundation, footings, bases of columns etc. and mass concrete.

Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

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

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

Granular material

SH:- Gabion Structure Wall -158.00 metre Length

Gabian Structure for Erosion Control, River Training Works and Protection works (Providing and constructing gabain structures for erosion control, river training works and protection works with wire crates of size 2 m x 1 m x 0.3 m each divided into 1m compartments by cross netting, made from 4 mm galvanised steel wire @ 32 kg per 10 sqm having minimum tensile strength of 300 Mpa conforming to IS:280 and galvanizing coating conforming to IS:4826, woven into mesh with double twist, mesh size not exceeding 100 mm x 100 mm, filled with boulders with least dimension 200 mm, all loose ends to be securely tied with 4 mm galvanised steel wire.)

SH:- Random Rubble Masonry Retaining wall (RRM wall)

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.)

Ordinary soil.

Manual Means

upto 3 m depth

Dry rubble Flooring.

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 drawing and Technical Specification

Random Rubble Masonry

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:- Course Random Masonry Wall-2.00 mtr Height

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.)

Ordinary soil

Manual Means

above 3m depth

Providing and laying in foundations and plinth cement concrete 1 : 3 : 6(1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Centring and shuttering including strutting, propping etc and removal of form work for :

a) Foundation, footings, bases of columns etc. and mass concrete.

b) Walls including attached buttresses, pilasters etc.

Stone masonry work in cement mortar 1:3 for substructure completeas per drawing and Technical Specifications

B Coursed rubble masonry (first sort )

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

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

Granular material

SH:- Reconstruction of 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, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work.)

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications

PCC Grade M20

Neat cement punning.

SH:- Restoration works being carried out including permanent structures

SSH:- Clearance of landslide, drain and filling of Pot holes.

Land Slide Clearance in soil (i) Clearance of land slides in soil and ordinary rock by a bull-dozer D 80 A-12, 180 HP and disposal of the same on the valley side

Hill Side Drain Clearance (Removal of earth from the choked hill side drain and disposing it on the valley side manually)

Filling Pot- holes and Patch Repairs with open - graded Premix surfacing, 20mm. (Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material as per clause 511, compacting, trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2)

SH:- Earthwork for road Diversion

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 ballasting by mechanical means including cutting and trimming of slopes and disposal of cut material with all lift and lead upto 1000 metres )

SH:- RCC Buttress Wall 10.00 mtr height

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.)

Ordinary soil

Manual Means

above 3m depth

Providing and laying in foundations and plinth cement concrete 1 : 3 : 6(1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications

RCC Grade M20

Height upto 5m

Using concrete Mixer

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

Centring and shuttering including strutting, propping etc and removal of form work for :

Foundation, footings, bases of columns etc. and mass concrete.

Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

Providing weep holes in Brickmasonry/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

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

Granular material

SH :- RCC Retaining Wall - 6.00 mtr height

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.)

Ordinary soil

Manual Means

above 3m depth

Providing and laying in foundations and plinth cement concrete 1 : 3 : 6(1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications

RCC Grade M20

Height upto 5m

Using concrete Mixer

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

Centring and shuttering including strutting, propping etc and removal of form work for :

Foundation, footings, bases of columns etc. and mass concrete.

Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

Providing weep holes in Brickmasonry/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

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

Granular material

SH:- RCC Retaining Wall -3.00 mtr height

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.)

Ordinary soil

Manual Means

above 3m depth

Providing and laying in foundations and plinth cement concrete 1 : 3 : 6(1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications

RCC Grade M20

Height upto 5m

Using concrete Mixer

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

Centring and shuttering including strutting, propping etc and removal of form work for :

Foundation, footings, bases of columns etc. and mass concrete.

Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

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

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

Granular material

SH:- RCC Retaining Wall -2.00 mtr height

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.)

Ordinary soil

Manual Means

above 3m depth

Providing and laying in foundations and plinth cement concrete 1 : 3 : 6(1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications

RCC Grade M20

Height upto 5m

Using concrete Mixer

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

Centring and shuttering including strutting, propping etc and removal of form work for :

Foundation, footings, bases of columns etc. and mass concrete.

Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

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

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification

Granular material

SH:- Parapet Wall

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.)

Ordinary soil

Manual Means

above 3m depth

Providing and laying in foundations and plinth cement concrete 1 : 3 : 6(1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications

PCC Grade M20

Centring and shuttering including strutting, propping etc and removal of form work for :

Foundation, footings, bases of columns etc. and mass concrete.

Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

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

SH:- Hume Pipe

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.)

Ordinary soil

Manual Means

above 3m depth

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

Laying Reinforced Cement Concrete Pipe NP 2 /prestrssed concrete pipe on first class bedding in double row . (Laying Reinforced cement concrete pipe NP2 /prestrssed concrete pipe for culverts on first classbedding of granular material in double row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets . )

1200 mm dia

SH:- Gabion Structure Wall

Gabian Structure for Erosion Control, River Training Works and Protection works (Providing and constructing gabain structures for erosion control, river training works and protection works with wire crates of size 2 m x 1 m x 0.3 m each divided into 1m compartments by cross netting, made from 4 mm galvanised steel wire @ 32 kg per 10 sqm having minimum tensile strength of 300 Mpa conforming to IS:280 and galvanizing coating conforming to IS:4826, woven into mesh with double twist, mesh size not exceeding 100 mm x 100 mm, filled with boulders with least dimension 200 mm, all loose ends to be securely tied with 4 mm galvanised steel wire.)

SH:- Random Rubble Masonry Retaining wall (RRM wall)

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.)

Ordinary soil.

Manual Means

upto 3 m depth

Dry rubble Flooring.

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 drawing and Technical Specification

Random Rubble Masonry

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:- Reconstruction of Pavement , CC Rigid Pavement

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.

4.1 Granular Sub-base with Close Graded Material (Table:- 400-1)

By Mix in Place Method (Construction of granular sub-base by providing close 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 asper clause 401)

for grading-I Material

125 Micron Plythene (Providing and fixing 125 micro polythine over sub-base)

Cement Concrete Pavement (Construction of un-reinforced, dowel jointed, plain cement concrete pavement over a prepared sub base with 43 grade cement @ 400 kg per cum, coarse and fine aggregate conforming to IS 383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a batching and mixing plant as per approved mix design, transported to site, laid with a fixed form or slip form paver, spread, compacted and finished in a continuous operation including provision of contraction, expansion, construction and longitudinal joints, joint filler, separation membrane, sealant primer, joint sealant, debonding strip, dowel bar, tie rod, admixtures as approved, curing compound, finishing to lines and grades as per drawing )

SH:- Reconstruction of 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, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work.)

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications

PCC Grade M20

Neat cement punning.

Ragiaku Enterprises (BID ID -7937)

M/S H.B ENTERPRISES (BID ID -7943)