Completion of Komsing Bridge at Pangin, Span-224.00 mtr. in Siang District, AP.

Amount

I. SH: WIND ANCHOR BLOCK RIGHT BANK-2 Nos.

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. E. RCC Grade M20 Case I. Using concrete mixer

Filling annular space in footing in rock ,lean concrete 1:3:6 normal mix random rubble massonary with round hard stone boulders directly available in river bed at site of works in foundation and plinth i/c leveling up with cement concrete 1:4:8 ( 1 cement : 4 coarse sand 8 graded stone or 1 cement : 12 sand shingle mix.

II. SH: WIND ANCHOR BLOCK LEFT BANK-2 Nos.

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 E. RCC Grade M20 Case-I Using concrete mixer

Filling annular space in footing in rock ,lean concrete 1:3:6 normal mix random rubble massonary with round hard stone boulders directly available in river bed at site of works in foundation and plinth i/c leveling up with cement concrete 1:4:8 ( 1 cement : 4 coarse sand 8 graded stone or 1 cement : 12 sand shingle mix.

III. SH: DLC(CC BASE COURSE)RIGHT BANK

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 material,spreading in uniform layer with motor grader on preapared surface,mixing by mix in olace method with rotavator at OMC and compacting with vibratory roller to achieve the desired density complete as per clause 401) (i) A By Manual Means Grading- I (Using Screening Crushable type such as Moorum or Gravel)

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)

Centring & Shuttering including strutting and propping etc and removal of formwork for: b) Foundation & Plinth

III SH: DLC(CC BASE COURSE)LEFT BANK

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

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 material,spreading in uniform layer with motor grader on preapared surface,mixing by mix in olace method with rotavator at OMC and compacting with vibratory roller to achieve the desired density complete as per clause 401) A By Manual Means (i) Grading- I (Using Screening Crushable type such as Moorum or Gravel)

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)

Centring & Shuttering including strutting and propping etc and removal of formwork for: b) Foundation & Plinth

III. SH: (CC DRAIN RIGHT BANK)

Earth work in excavation in foundation and trenches in soils containing 50% or more of shingle or small size boulders upto 30 cm size, lift upto 1.50 m and stacking the excavated soil not more than 3 m clear from the edge of the excavation and returning the stacked soil in 15 cm layers when required, into plinth, sides of foundation etc consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated soil as directed within a lead of 50m.

Providing and laying in foundations and plinth cement concrete 1 : 5 : 10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Providing and laying cement concrete 1 : 3 : 6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) excluding the cost of centring and shuttering in : a) Foundations and plinth

Centring & Shuttering including strutting and propping etc and removal of formwork for: b) Foundation & Plinth

12 mm cement plaster 1 : 4 (1 cement : 4 fine sand).

Neat cement punning

III SH: (CC DRAIN LEFT BANK)

Earth work in excavation in foundation and trenches in soils containing 50% or more of shingle or small size boulders upto 30 cm size, lift upto 1.50 m and stacking the excavated soil not more than 3 m clear from the edge of the excavation and returning the stacked soil in 15 cm layers when required, into plinth, sides of foundation etc consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated soil as directed within a lead of 50m.

Providing and laying in foundations and plinth cement concrete 1 : 5 : 10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Providing and laying cement concrete 1 : 3 : 6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) excluding the cost of centring and shuttering in : a) Foundations and plinth

Centring & Shuttering including strutting and propping etc and removal of formwork for: b) Foundation & Plinth

12 mm cement plaster 1 : 4 (1 cement : 4 fine sand).

Neat cement punning

IV. SH: (CC STEP)R/B

Earth work in excavation in foundation and trenches etc. in all kinds of soil (excluding soil containing 50% or more of shingle or small size boulders upto 30 cm size, saturated soil and rock), lift upto 1.50 m and stacking the excavated soil not more than 3 m clear from the edge of the excavation and returning the stacked soil in 15 cm layers, when required, into plinth sides of foundation etc consolidating each deposited layer by ramming and watering and then disposing of all surplus soil as directed within a lead of 50m

Providing and laying in foundations and plinth cement concrete 1 : 5 : 10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Providing and laying cement concrete 1 : 3 : 6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) excluding the cost of centring and shuttering in : a) Foundations and plinth

Centring & Shuttering including strutting and propping etc and removal of formwork for: b) Foundation & Plinth

12 mm cement plaster 1 : 4 (1 cement : 4 fine sand).

V. SH: (RCC APPROACH SLAB RIGHT BANK)

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. RCC Grade M20

Centring & Shuttering including strutting and propping etc and removal of formwork for: a) Walls (any thickness) including attached pilaster,buttresses plinth and string courses

VI. SH: (RCC APPROACH SLAB LEFT BANK)

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 RCC Grade M20

VII. SH: (RIGHT BANK PEDESTAL) - 2 Nos.

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.) (ii) Ordinary rock (not requiring blasting) A) Manual Means (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, 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 RCC Grade M20

VIII. SH: (RCC BOX CULVERTS)(1.90MX1.10MX11.00M) L/B.

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.) I. Ordinary rock (not requiring blasting) (A) Manual Means - (i) Depth upto 3 m (without 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.)

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

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

Centring & Shuttering including strutting and propping etc and removal of formwork for: b) Walls(any thickness) including attached pilaster,butresses , plinth and string courses etc

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

IX. SH: (CATTLE TRAP)-R/B

Earth work in excavation in foundation and trenches in soils containing 50% or more of shingle or small size boulders upto 30 cm size, lift upto 1.50 m and stacking the excavated soil not more than 3 m clear from the edge of the excavation and returning to the plinth

Providing and laying in foundations and plinth cement concrete 1 : 5 : 10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) excluding the cost of centring and shuttering.

Reinforcement of RCC work including bending, binding and placing in position complete. b) Cold twisted bars.

Providing and laying cement concrete 1 : 3 : 6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) excluding the cost of centring an shuttering in: a) foundation & Plinth

Reinforcement cement concrete work in columns, pillars, piers, abutments, post and struts etc up to floor two level including finishing and plastering the exposed surface with cement mortar 1 : 3 (1 cement : 3 fine sand) of thickness not exceeding 6 mm to a)M20.

Centring and shuttering including strutting, propping etc and removal of form work for : a) Foundation, footings, bases of columns etc. and mass concrete.

12mm cement plaster 1:4(1 cement:4 fine sand).

Steel work in single section including cutting, hoisting, fixing in position and applying priming coat of red lead paint.

Welding by Electric plant

X. SH: PROTECTION WORK IN RCC COUNTERFORT WALL-RIGHT BANK

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.) ii) OR

: 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

Reinforced cement concrete in open foundation complete as per drawing and technical specifications RCC Grade M20

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

XI. SH: PROTECTION WORK IN RCC COUNTERFORT WALL-LEFT BANK

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.) ii) OR

: 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

Reinforcement Cement concrete in open foundation complete as per drawing and technical specification. RCC Grade M20

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

XII. SH: RETAINING WALL R/B UPSTREAM

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

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. (b) Random Rubble Masonry

Providing weep holes in Brick masonry/Plain/Reinforced concrete abutment, wing wall/return wall with 100mm 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 specification.

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

Providing and laying cement concrete 1 : 3 : 6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) excluding the cost of centring and shuttering in : Parapet

12 mm cement plater 1:6 (1 cement : 6 fine sand)

XIII. SH: RAILING AND PARAPET

Reinforcement cement concrete work in columns, pillars, piers, abutments, post and struts etc up to floor two level including finishing and plastering the exposed surface with cement mortar 1 : 3 (1 cement : 3 fine sand) of thickness not exceeding 6 mm to give a smooth and even surface but exluding cost of centring, shuttering and reinforcement. a) M20 (1 cement : 1.5 coarse sand : 3 stone aggregate 20 mm nominal size).

Reinforcement of RCC work including bending, binding and placing in position complete. b) Tar/TMT steel

Providing and laying cement concrete 1 : 1.5 : 3 (1 cement : 1.50 coarse sand : 3 stone aggregate 20 mm nominal size) excluding the cost of centring and shuttering in : b) Walls including attached buttresses, pilasters and their caps and bases and string courses etc. up to floor two level.

Painting two coats with oil type wood preservative of approved brand and manufacture on new work.

XIV. SH: CARRIAGE

Cement ( silaphater to work site =182.37 KM)

Steel ( Guwahati to work site = 700.37 KM)

Sand (Simang quarry to worksite =19.87 km

Aggregate (Simang crusher to work site =19.37 KM)

Boulder (Simang crusher to work site =19.37 KM)

Granular (Simang crusher to work site =19.37 KM)

XV. SH: HEAD LOAD for LEFT BANK

Cement

Steel

Aggregate

Boulders

Shri Tatung Jamoh