Bon/AD19-20/03 Construction of approach road of Nakkati Hill, Bongaigaon District under Assam Darshan for the year 2019-20

Amount

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes,shrubs, saplingsand trees grithupto 300mm, removal of stumpsof such trees cut earlier and disposal of unservicable materials and stacking of serviceable to be used or auctioned , upto a lead of 1000m including removal and disposal of top oraginic soil not exceeding 150mm in thickness as per T echnical Specification Clause 201. By manual Means. In area of non- throny jungle .

Construction of embankment with approvedmaterials obtains from borrow pitswith a lift upto 1.50m, transporting to site , spreading, grading to required slopes and compacting to meet requirement Tables 300.1 &300.2 with a lead upto 1000m as per Technical Specification Clause 301.5. By Mechanical Means. Private Land.

Construction of sub-grade and earthen shoulders with approved materials obtained from borrowed pits, with, all lefts& leads transporting to site, spreading, grading to required slope and compacting ‘to meet the requirement of table 300-2

Construction of Granular Sub-base by providing well graded materials, 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 rollerto achieve the desired densityt, as per Technial Specification Clause 401. (II) For grading II Meterials.

Providing ,laying ,spreading & compacting stone aggregate of specific size to Water Bound Macadam specification including uniform thickness ,hand packing, rolling with three wheel roller 80-100KNstatic roller in stages to proper grade and camber , applying and brooming, crushable screening to fill-up interstices of coarse aggregate, watering and compacting to the required density grading 3 as per Technical Specification Clause 405. By manual mean

Providing and laying interlocking concrete block pavement having thickness 80mm as per technical specification clause 1504.

Extra for providing and laying Coloured interlocking concrete block pavement as per technical specification clause 1504 complete including carriage…as per analysis as in new SOR 2019-20

SPT Bridge of length 50.00 m ….Construction of SPT Br.No.-1/1 :-Construction of cold weather bamboo bridge overall width of 3.70m and clear road way 3m with jungle wood post 20cm to 25cm dia Srios, In each rows being 2.1m apart except for the nevigation span which should be 3m. Post to be driven at least 180cm or more below ground level including providing 20cm to 25cm centre to center and placed pver 20 cm 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 trackway made from 38mm thick1st class local wood plank fixed on 75mmx 100mm first class local wood battens 120cm a part and 3 lines of jati bamboo horizentally railing fixed in bholuka bamboo post placed at 210cm apart, complete as per direction of the dipartment.

Supplying and driven sal piles 25cm to 30cm dia dressed ti heart wood including marking length in every interval, coaltaring two(2) coats with best tar applied hot ( Rate is inclusive of the required quantity of tar).(a) With Pile Engine...(i) Portion of pile actually underground

Supplying and driven sal piles 25cm to 30cm dia dressed ti heart wood including marking length in every interval, coaltaring two(2) coats with best tar applied hot ( Rate is inclusive of the required quantity of tar).(a) With Pile Engine.(ii) Portion of pile remaining above ground

Labour for scarfing and joining piles 25cm to 30cm dia dressed to heart wood 90cm in length including supplying, fitting and fixing 2 n0s 50mm x 10mm MSFI clamps and 16mm MS bolts, nuts etc complete as directed.

Supplying, fitting and fixing of sal sawn timber beam and bearing beam rectangular in size fitted with M.S.cleats, atraps ect.supplying spikes as necessary and coaltaring two (2) coats with best tar applied hot as directed (Rate is inclusive of cost of the required quantity of the tar).

Supplying, fitting and fixing U shape flat iron strapes making 0.5m x 0.30m insize M.S. bolts including proving 10 bolts holes and fitting with 0.35m long,20mm dia M.S bolts including fitting tightly with bearing,pile and R.S.J beams,etc. as directed by the Department.

Labour for fitting and fixing R.S.J beams, C.I saddle in position including necessary scaffolding and fixing with necessary bolts and nuts, painting two (2) coats complete ( Tarsteel paint to nbe bybthe contractor athis own cost).

Sal wood works Including supplying, fitting and fixing complete with necessary M.S bolts, nuts, nails, screws etc. and coaltaring two(2) coats with best tar applied hot ( Rate is inclusive of cost of the required quantity of tar)….(a) Undressed in floor planks, collars, bracing, standard wheel gaurds,struts,ect.

Sal wood works Including supplying, fitting and fixing complete with necessary M.S bolts, nuts, nails, screws etc. and coaltaring two(2) coats with best tar applied hot ( Rate is inclusive of cost of the required quantity of tar).(b) In trackway planks ( alternate nailing tobe done with decking in staggard way ).

Azar or Nahar or Nageswar or Zarul or Sundi or Gamari woods including supplying, fitting and fixing complete with necessary M.S bolts, nuts, nails, screws, etc. and coaltaring two coats with best tar applied hot ( Rate is inclusive of the cost of the required quantoty of tar).

SPT Bridge of length 12.00 m ….Construction of SPT Br.No.-2/1 :- Construction of cold weather bamboo bridge overall width of 3.70m and clear road way 3m with jungle wood post 20cm to 25cm dia Srios, In each rows being 2.1m apart except for the nevigation span which should be 3m. Post to be driven at least 180cm or more below ground level including providing 20cm to 25cm centre to center and placed pver 20 cm 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 trackway made from 38mm thick1st class local wood plank fixed on 75mmx 100mm first class local wood battens 120cm a part and 3 lines of jati bamboo horizentally railing fixed in bholuka bamboo post placed at 210cm apart, complete as per direction of the dipartment.

Supplying and driving sal piles 25cm to 30cm dia dressed to heart wood including making length in every 30cm interval, coal tarring two coats with best tar applied hot (Rate inclusive of the cost of the required quantity of the tar)..(i) Portion of pile actually underground

Supplying and driving sal piles 25cm to 30cm dia dressed to heart wood including making length in every 30cm interval, coal tarring two coats with best tar applied hot (Rate inclusive of the cost of the required quantity of the tar)..(ii) Portion of pile remaining above ground

Labour for scarfing and joining piles 25cm to 30cm dia dressed to heart wood 90cm in length including supplying, fitting and fixing 2 n0s 50mm x 10mm MSFI clamps and 16mm MS bolts, nuts etc complete as directed.

Supplying, fitting and fixing of sal sawn timber beam and bearing beam rectangular in size fitted with M.S.cleats, atraps ect.supplying spikes as necessary and coaltaring two (2) coats with best tar applied hot as directed (Rate is inclusive of cost of the required quantity of the tar).

Supplying, fitting and fixing U shape flat iron strapes making 0.5m x 0.30m insize M.S. bolts including proving 10 bolts holes and fitting with 0.35m long,20mm dia M.S bolts including fitting tightly with bearing,pile and R.S.J beams,etc. as directed by the Department.

Labour for fitting and fixing R.S.J beams, C.I saddle in position including necessary scaffolding and fixing with necessary bolts and nuts, painting two (2) coats complete ( Tarsteel paint to nbe bybthe contractor athis own cost).

Sal wood works Including supplying, fitting and fixing complete with necessary M.S bolts, nuts, nails, screws etc. and coaltaring two(2) coats with best tar applied hot ( Rate is inclusive of cost of the required quantity of tar)….(a) Undressed in floor planks, collars, bracing, standard wheel gaurds,struts,ect.

Sal wood works Including supplying, fitting and fixing complete with necessary M.S bolts, nuts, nails, screws etc. and coaltaring two(2) coats with best tar applied hot ( Rate is inclusive of cost of the required quantity of tar)…(b) In trackway planks ( alternate nailing tobe done with decking in staggard way ).

Azar or Nahar or Nageswar or Zarul or Sundi or Gamari woods including supplying, fitting and fixing complete with necessary M.S bolts, nuts, nails, screws, etc. and coaltaring two coats with best tar applied hot ( Rate is inclusive of the cost of the required quantoty of tar).

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

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

Providing and laying filter maerial underneath pitching in slopes complete asper drawing and Techincal Specification clause 1302

Road Furniture :- Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface....Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes and conforming to the MoSrt&H specifications

Providing reflective pavement marker with Micro prismatic lens in both direction having thermoplastic body adhering to the specification and guidelines of MoSRT&H’s fixed to the road surface using the adhesives and the procedures recommended by the manufacturers with three months replacement warranty and free maintenance.

Providing and erecting direction and place identifications of semi reflective signboards as per IRC:67 made of 2 mm thick M.S. Sheet duly stove enameledpaint in white colour in front and grey colour on back with red reflective borderof 70 mm width and required message, letters, figures with reflectiveengineering grade tape as per MORD specifications of required shade andcolour. Supported and welded on 47 mm x 47mm of 12 SWG Square tube of3050 mm height duly strengthened by 25 mm x 5 mm M/s flat iron on edges onback firmly fixed to the ground by means of properly designed foundations withM-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm belowground level as per approved drawing and Technical Specification Clause 1701

Tree Plantation At the suitable places…Planting of Trees and their Maintenance for three Year (Planting of trees by the road side (Avenue trees) in 0.60 m dia holes, 1 m deep dug in the ground, mixing the soil with decayed farm yard/sludge mannure, planting the saplings, backfilling the trenches, watering , fixing the tree guatrd and maintaining the plants for three year.

Routine Maintenance for 1st year

Routine Maintenance for 2nd Year

Routine Maintenance for 3rd Year

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