BTC/OTSG/2017-18/22

Amount

ROAD WORKS: Clearing and grubbing road land including uprooting wild vegetation, grass, burshes,shurbs, sapling and trees of girth upto 300mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable materials to be used or auctioned. up to a lead of 1000m including removal and disposal of top organic soil not exceeding 150mm in thickness as per Technical Specification Clause 201. (i) By Manual Means (A) In area of non thorny jungle.

Construction of embankment with approved material obtained from borrow pits with all lift upto 1.5m, transporting to site, spreading , grading to required slope and compacting to meet requirement to Table 300.1 and 300.2 with a lead upto 1000m as per Technical Specification Clause 301.5 (i) Private Land

Construction of sub grade and earthen shoulders with approved material obtained from borrow pits with all lift and leads, transporting to site, spreading grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000m as per Technical Specification Clause 303.1. (i) Govt. Land.

(a) By Mix in Place method Construction of granular Sub base by providing well 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 smooth wheel roller to achive the desired density, complete as per technical specification clause 401 (ii) For Grading II Material.

2) WBM Grading 2 Using stone screening Type - B 11.2 mm for Gr II : Providing, laying, spreading and compacting stone aggreegates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per Technical Specification Clause 405 (A) By Manual means.

3) WBM Grading 3 Using stone screening Type - B 11.2 mm for Gr III : Providing, laying, spreading and compacting stone aggreegates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405 (B) By Manual means.

Prime coat (iii) High porosity Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 1.2-1.5 k.g/sqm using mechanical means as per Technical Specification Clause 502.

(iii) Providing and applying tack coat with Bitmen emulsion (RS-1) using emulsion distributor at the rate of 0.25-0.30 kg/sqm on prepared granular treated with primer & cleaned with Hydraulic broom as per technical specification Clause 503.

Providing, laying, spreading and compiting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406. By Mechanical Means with 1 km lead

Providing and laying bituminous macadam with hot mix plant using crused aggregate of grading as per Table 500.4 premixed with bituminous binder, transported to site upto a lead of 1000m laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled to achive the desired compaction as per Technical Specification Clause 504.

Semi- Dense Bituminous Concrete (Providing and laying semidense bituminous concrete with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 to 5% of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.508. complete in all respect. B With rockdustas filler ( refer table 500-9 of MoSRT&H specification) (l)'with 60/70 or VG-30 grade bitumen for Grading-II(10 mm nominalsize)

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC :8 fixing in position including painting and printing, etc. as per drawing and Technical Specification Clause Stone 1703. (ii) Ordinary Kilometre Stone (precats)

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC :8 fixing in position including painting and printing, etc. as per drawing and Technical Specification Clause Stone 1703. (iii) 200m stone (precast)

A) Retro-reflectorised Traffic Signs 1) Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 1701.2.3 fixing over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75mm X 75mm X 6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450mm X 450mm X 600mm, 600mm below ground level as per drawings and Technical Specification Clause 801 (v) 60cm X 45cm rectangular

A) Retro-reflectorised Traffic Signs 2) Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 1701.2.3 fixing over aluminium sheeting, 1.5 mm thick supported on GI pipe 50mm dia firmly fixed to the ground by means of properly design foundation with M15 grade cement concrete 450mm X 450mm X 600mm, 600mm below ground level as per drawing and technical specification clause 1701 (ii) 60cm equilateral tringle

Construction of RCC Guard Post of size 100mm dia 1.40m long, 900mm above ground and 500mm below ground with reinforcement of 4 nos 8mm dia main bars and 6mm dia stirrups at 150mm c/c, embeded in cement concrete foundation of 300mm X 300mm X 600mm as shown in drawing complete as directed by the department.

BRIDGE PROPER [RCC Bridge No.7/2 (Span 1 x 16.5 M)]: Construction of cold weather Bamboo bridge overall width of 3.70m and clear road way 3m with jungle wood post 20cm to 25cm dia 5nos. ln each rows and rows being 2.1m. apart except for the navigable span which should be 3m. Post to be driven at least 180cm. or more below ground level including providing 20cm to 25cm center to center and placed over 20cm dia, jungle wood dham, 15cm dia. jungle wood bracing collar fixed by bolts and nuts, straps etc. mature bholuka Bamboo cross groth all closely packed and tied 75cm wide track way made from 38mm thick 1 st class local plank fixed on 75mmx100mm first class local wood battens 120cm apart and 3 lines of jati bamboo horizantal railing fixed in bholuka bamboo post placed at 210cm apart and white washed including all necessary nuts and bolts, coir ropes, struts, nails etc. complete with a layer of brushwood to exposed portion outside trackway with earth topping complete as per direction of the department.

Labour for dismanteling all members of the timber bridge (except piles) and stacking them at sutiable places as directed( all members will be under custody of the contractor till taken over by th department.)scarfing and joining piles 25 cm to 30 cm dia Dressed to heartwood 90 cm. ln length including supplying, fitting and fixing with 2 nos. of 50 mmX 10 mm MS FI clamps and 16 mm dia MS bolts and nuts etc. complete as directed

Labour for taking out old piles of the bidge and stacking them at suitable place as directed

Foundation 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 (l) Without dewatering (i) upto 3 m depth

Providing and laying cutting edge of mild steel weighing 40 kg per metre for well foundation complele as per drawing and technical specification.

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without Plasticiser A Welt curb (i) RCC M20 Grade Case I Using concrete mixer

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without Plasticiser B. Well Steining (i) RCC M20 Grade Case I Using concrete mixer

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without Plasticiser C. Bottom Plug (i) PCC grade M20 Case I Using concrete mixer

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without Plasticiser E. Top Plug (i) Grade M15 PCC Case I Using concrete mixer

Plain/Reinforced cement concrete, in well foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without Plasticiser F. Well cap (i) RCC Grade M20 Case I Using concrete mixer

Sinking of 7 m external diameter well ( other than pneumatic method of sinking ) through all types of strata namely sandy soil, clayey soil and rock as shown against each case, complete as per drawing and technical specifications. Depth of sinking is rekonewedfrom bed level. A Sandy soil (i) Depth below bed level upto 3.0 M

Sinking of 7 m external diameter well ( other than pneumatic method of sinking ) through all types of strata namely sandy soil, clayey soil and rock as shown against each case, complete as per drawing and technical specifications. Depth of sinking is rekonewedfrom bed level. A Sandy soil (ii) Beyond 3m upto 10m depth

Sinking of 7 m external diameter well ( other than pneumatic method of sinking ) through all types of strata namely sandy soil, clayey soil and rock as shown against each case, complete as per drawing and technical specifications. Depth of sinking is rekonewedfrom bed level. A Sandy soil (iii) Beyond 10m upto 20m

Sand filling in wells complete as per drawing and technical specifications

Reinforcement in Foundation: Supplying, fitting and placing uncoated TMT bar reinforcement in foundation complete as per drawing and technical specifications (b) With TATA make TMT rebar

Substructure Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork (N) Without plasticiser E RCC Grade M20 a Height upto 5m Case I Using concrete Mixer

Supplying, fitting and placing TMT bar reinforcement in sub-structure complete as per drawing and technical specifications (b) With TATA make TMT rebar

Supplying, fitting and fixing in position true to line and level elastomeric bearing conforming to IRC: 83 (Part-ll) section IX and clause 2005 of MoRTH specifications complete including all accessories as per drawing and Technical Specifications

Superstructure Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical specification' including steel shuttering formwork. (N) Wlthout Plasticiser B RCC Grade M25 Case I Using Concrete Mixer (ii) For T-beam & slab a Height upto 5m

Reinforcement in Super Structure: Supplying, fitling and placing TMT bar reinforcement in super-structure including splicing complete as per drawing and technical specifications (b) With TATA make TMT rebar

Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications

Construction of RCC railing of M30 Grade in-situ with 20 mm nominal size aggregate, true to line and grade, tolurence of vertical RCC post not lo exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequat space between vertical posts for expansion, complete as per approved drawings and technical specifications.

Drainage Spouts complete as per drawing and Technical specification

PCC M15 Grade leveling course below approach slab complete as per drawing and Technical specification

Reinforced cement concrete approach slab including reinforcement and formwork complele as per drawing and technical specification (a) With TATA make TMT CRS (Fe-500) grade rebar

Strip Seal Expansion Joint (Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instruction for installation).

PROTECTION WORKS: Providing and laying of boulder apron laid in wire crates with 4mm dia GI wire conforming to IS:280 and IS:4826 in 100mm x 100mm mesh (Woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighting not less than 25kg as per drawing and technical specifications Clause 1301.

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications of clause 1302 I. Stone/Boulder

Providing and laying filter material underneath pitchnig in slopes complete as per drawing and technical specification clause 1302

CD WORKS: Bedding of pipe (I) Type A (Concrete Cradle ) Bedding- Laying concrete cradle bedding with M15 Grade Cement Concrete as per Clause 1105(i) P.C.C. grade M15 Nominal mix (1:2.5:5)

Providing and laying reinforcement cement concrete pipe NP3 for culverts of first class bedding of granular materials in single row includin fixing collar with cement morter 1:2 but excluding excavation protection works back-filling concrete and masonry works in head walls and parapets clause 1106. 1000 mm dia

Plain Cement Concrete M10 (l:3:6 nominat mix) in levelling course below open foundation of Head walls as per drawings & Technical Specification Clause I109. B. With Natural Gravel I P.C.C Grade M l0 Nominal mir l:3:6

Earth work in excavation for structures as per drawings and technical specifications, clause 305-1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and backfilling in tranches with excavated suitable material. 1. Ordinary Soil (i) upto 3 m depth.

Earth work in excavation for structures as per drawings and technical specifications, clause 305-1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and backfilling in tranches with excavated suitable material. V. Marshy soil.

Filling in foundation trenches as per drawing and technical specification Clause 305.3.9 I. Sand filling

Providing concrete for plain/reinforced concrete in open foundation complete as per drawing and Technical Specification Clause 802,803,1202 & 1203. B. With Natural Gravel. III. P.C.C. Grade M20 Nominal mix 1:2:4 (Hand mix)

Providing concrete for plain/reinforced concrete in open foundation complete as per drawing and Technical Specification Clause 802,803,1202 & 1203. B. With Natural Gravel. IV. R.C.C. M20

Brick masonry work in cement morter in foundation of head walls complete excluding pointing and plastering as per drawing and technical specification clause 600, 1202 & 1203 II. Brick masonry in 1:4 cement morter.

Supplying, fitting and placing HYSD bar reinforcement in foundation complete as per drawing and technical specification Clauses 1000 and 1202

Plastering with cement morter (1:4), 15mm thick on brick work in sub-structure as per Technical Specification Clauses 613.4 & 1204.

Plain/reinforced cement concrete in substructure complete as per drawing and technical specifications Clauses 802, 804, 805, 806, 807, 1202 and 1204 A. With Crushed Stone IV. RCC GRADE M25 (i) Height up to 5m

Supplying, fitting and placing TMT bar reinforcement(Fe 415) in sub structure complete as per drawing and technical specification Clauses 1002, 1005, 1010 & 1202.

Providing weep holes in brick masonry/stone masonary plain/reinforced concrete abutment, wing wall, return wall with 100mm dia AC pipe extending through the full width of the structure with slop 1(V):20(H) towards drawing force complete as per technical specification Clauses 614, 709, 1204, 3.7.

Backfilling behind abutment, wing wall and return wall complete as per drawing and technical specification. (i) Granular materials.

Providing and laying cement concrete wearing course M30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 & 1206.3 B. With Natural Gravel

Construction of RCC railing of M25 grade, cast-in-situ with 20mm nominal size aggregate, true to line and grade, tolerance of vertical railing post not to exceed 1 in 500, center to center spacing between vertical post not to exceed 2000 mm, as per drawing and Technical Specification Clauses 800, 900 and 1208.3.

Drainage spouts complete as per drawing and technical specification clause 1209.

Providing and laying curtain walls complete as per drawing and Technical Specifications Clauses 1304. III. Cement concrete grade M10

Construction of flexible apron 1 m thick comprising of loose stone boulders weighing not less than 25 kg beyond curtain wall

Protection Works: Providing and laying of boulder apron laid in wire crates with 4mm dia GI wire conforming to IS:280 and IS:4826 in 100mm x 100mm mesh (Woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighting not less than 25kg as per drawing and technical specifications Clause 1301.

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications of clause 1302 I. Stone/Boulder

Providing and laying filter material underneath pitchnig in slopes complete as per drawing and technical specification clause 1302

TRINATH BASUMATARY