1. Repaired and Maintenance, Cleaning of drainage System at F and G Sector area Itanagar under ward no. 06 2. Const. of Ring well at E Extension 1 nos, Abotani Colony2 Nos, ESS Sector-3 nos and Opposite Civil Secretariate1 nos under ward no.6

Amount

SH:-Repaired & Maintenance/ Cleaning of drainage System at F & G Sector area Itanagar under ward no. 06 .

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 (without de-watering)

Ordinary rock (not requiring blasting)

A) Manual Means (i) Depth upto 3 m

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.

RCC Grade M20/ Using Concrete Mixer

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification

RCC Grade M20/ Using Concrete Mixer

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

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

a) Foundation,footing,base of column etc.and mass concrete.

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

Back filling behind wall complete as per drawing and Technical specification

Providing weep holes in Reinforced concrete in 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.

Add for Carriage of Materials ( As per Annexure-A )

C/o RCC Retaining wall at ESS Sector

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 (without de-watering)

Ordinary rock (not requiring blasting)

A) Manual Means (i) Depth upto 3 m

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.

RCC Grade M20/ Using Concrete Mixer

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification

RCC Grade M20/ Using Concrete Mixer

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

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

a) Foundation,footing,base of column etc.and mass concrete.

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

Back filling behind wall complete as per drawing and Technical specification

Providing weep holes in Reinforced concrete in 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.

Add for Carriage of Materials ( As per Annexure-A )

SH :- C/o Ring well at E-Extension 1 nos, Abotani Colony-2 Nos, ESS Sector-3 nos and Opposite Civil Secretariate-1 nos under ward no.6

Earth work in excavation in all kinds of soil (excluding soil containing 50% or more of shingle or

Ground water exploration (Excavating earth by manuallyf approximately 1.5 mtr dia

Supplying and Fixing CC ring well with cement Concrete 1:2:4

SH:- C/o CC Pavement and RCC drainage at Abotani Colony' Itanagar.

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 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:

Centring and shuttering including strutting proping etc. and removal of form work for:

a) Foundations and plinth.

b) Walls including attached buttresses, pilasters etc.

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

Reinforced concrete work in foundations, footings, bases of columns etc. and mass concrete excluding cost of centring, shuttering and reinforcement in :

a) M20 (1 cement : 1.5 coarse sand : 3 stone aggregate 20 mm nominal size).

Reinforced cement concrete in protection wall (any thickness) including attached pilasters, buttresses, plinth and string courses, fillets etc from top of foundation up to floor two level excluding cost of centring,shuttering and reinforcement in :

a) M20 (1 cement : 1.5 coarse sand : 3 stone aggregate 20 mm nominal size).

Transportation cost for carriage of Engineering Materials.

Transportation cost for carriage of Forest products from quarry to site of work

SH:-C/o CC Pavement and RCC drainage at Abotani Colony' Itanagar.

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.)

CConsolidation 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.

By Mix in Place Method (Construction of granular subbase 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 as per clause 401)

1) for grading- I Material .

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 rationot to exceed 15:1, aggregate gradation after blending to be asper table 600-1, cement content not to be less than 150 kg/ cu m,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 apaver 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 preparedsub 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 )

Carriage of Materials

M/S BTT ENTERPRISES

M/S RUHI TACHU ENTERPRISES