Improvement of Doimukh SDO HQ Township roads (CMCSRDP-II).

Amount

SH : Embankment

Embankment Construction with Material Obtained from Borrow Pits (Construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300-2).

SH : CC Pavement - Type-A, 3.5m width - 1350.00 mtr

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):Construction of Granular Sub-base with Close Graded Material (Table:- 400-2) by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401) For grading II materials.

150 Micron Plythene (Providing and fixing 150 micro polythine over sub-base

Dry Lean Cement Concrete Sub- base: Construction of dry lean cement concrete Sub- base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing.

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 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 )(Rate is exclusive of cement concrete & transportation) Note: A gap of 1 mtr width for pipe/cable etc across road shall be kept within every 100 mtr length.

SH : CC Pavement - Type-A, 4.0m width - 1050.00 mtr

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):Construction of Granular Sub-base with Close Graded Material (Table:- 400-2) by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401) For grading II materials.

150 Micron Plythene (Providing and fixing 150 micro polythine over sub-base

Dry Lean Cement Concrete Sub- base: Construction of dry lean cement concrete Sub- base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing.

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 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 )(Rate is exclusive of cement concrete & transportation) Note: A gap of 1 mtr width for pipe/cable etc across road shall be kept within every 100 mtr length.

SH : CC Pavement - Type-C, 5.5m width - 2600.00 mtr

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): Construction of Granular Sub-base with Close Graded Material (Table:- 400-2) by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401 ) For grading II materials.

150 Micron Plythene (Providing and fixing 150 micro polythine over sub-base

Dry Lean Cement Concrete Sub- base: Construction of dry lean cement concrete Sub- base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing.

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 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 )(Rate is exclusive of cement concrete & transportation) Note: A gap of 1 mtr width for pipe/cable etc across road shall be kept within every 100 mtr length.

SH : R.C.C. Box Culvert (2.0x2.0 mtr) - 3 No.

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 soil (A) Manual Means (i) upto 3 m depth (with de-watering)

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).

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications (E) RCC Grade M20 (p) Height upto 5m Case I - Using Concrete Mixer

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

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 (A) Granular material

SH : R.C.C. Box Culvert (5.0x5.0 mtr) - 1 No.

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 soil (A) Manual Means (i) upto 3 m depth (with de-watering)

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).

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications (E) RCC Grade M20 (p) Height upto 5m, Case I - Using Concrete Mixer

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

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 (A) Granular material

SH : R.C.C. Wall 2.50 mtr height - 120.00 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)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.)

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications. (a) RCC Grade M20

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

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 a)Granular material

SH : C.C. Drain - 1500.00 mtrs

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 soil (i) (b) upto 3 m depth (with de-watering)

Providing and laying Pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical specifications (A) Stone/Boulder

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.)

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications. (C) RCC Grade M20, Case I - Using concrete mixer

Centring and shuttering including strutting proping etc. and removal of form work for : (b) Walls(any thickness) including attached buttresses, pilasters,Plinth and string course etc.

20 mm Cement Plaster 1:4 (1 cement : 4 fine sand)

Neat cement punning

SH : Storm Water Drain - 500.00 mtrs

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 soil (i) (b) upto 3 m depth (with de-watering)

Providing and laying Pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical specifications (A) Stone/Boulder

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.)

Supplying, fitting and placing un-coated HYSD bar reinforcement in foundation complete as per drawing and technical specifications

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications. (C) RCC Grade M20, Case I - Using concrete mixer

Centring and shuttering including strutting proping etc. and removal of form work for : (b) Walls(any thickness) including attached buttresses, pilasters,Plinth and string course etc.

20 mm Cement Plaster 1:4 (1 cement : 4 fine sand)

Neat cement punning

SH : Foot Paths - 500.00 mtrs

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.

150 Micron Plythene (Providing and fixing 150 micro polythine over sub-base

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications (B) PCC Grade M20.

Chequered terrazzo tiles 22 mm thick with marble chips of sizes upto 6mm in floors on 25 mm thick bed mortar 1 : 3 (1 cement : 3 coarse sand) jointed with neat cement slurry mixed with pigment to match the shade of the tiles including rubbing and polishing complete: (C) Dark shade using ordinary cement..

M/s Eka enterprises (BID ID -7034)

M/s North East Engineering and Construction Agency (BID ID -6882)

M/s Rinya Yangfo Construction (BID ID -7042)