Irrigation And Waterways Department Tender

Excavation for Structures Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, removing, spreading or stacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches, leveling, dressing and ramming the bottom, and backfilling with approved material complete as per direction of the Engineer-in-Charge . 1 ) In all sorts of soil excluding marshy soil & rocks (soft or hard) by manual means. (a) Depth up to 3 m. : (iv) Without pumping out water and shoring

Supplying, spreading and compacting Sand to required thickness, in layers not exceeding 150 mm to proper gradient and camber, inundating each layer by water and packing and ramming layer by layer to achieve desired compaction, including lighting, guarding, barricading and making adequate earthen bundh where necessary, curing with water as per direction, mending cracks and depressions by ramming wherever necessary. (medium sand)

“Cast-in-situ cement concrete blocks or lining units as per designed size and specification,withwellgradedstonemetalaggregate,laidinpositionbycastinginalternativepanelsorotherwisetokeepagapof12mmbetweentheadjacentunits,overalayerofpolythenesheetofthicknessnotlessthan100toactasaseparatorbetweenthebottomsurfaceoftheblockandthefiltermateriallaidbelowtheblocks,includingdressing,ramming,shuttering,finishingtheexposedsurfacewith1:3cementandsandmortar,curingandfillingthegapsbetweentheadjacentunitsby5.6mmdowncoarseaggregatetobecompactedproperly,withallleadsandliftsincludingsupplyandcarriageofallmaterials, complete, without the cost of filter. (Therateisexclusiveofthecostofstoneaggregateanditscarriageuptosite.ConstructionwinghastoaddthecostofsamefromtheSoRofPW(Roads)toderivetheconsolidatedrate.ConsumptionchartoftheUSoRmaybeusedforassessingthequantityofcoarseaggregatesper cum of concrete). With Stone aggregatesl (Pakur, North Bengal or Rajmahal varieties) b) Nominal Mix. 1:2:4 with 20 mm down coarse aggregate

Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work)

Supplying, fitting and placing HYSD bar reinforcement in Sub-structure including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc. including cost of black annealed wire and cost of loading, unloading, carriage of all steel materials complete as per drawing and technical specifications and direction of Engineer-in-charge.

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] (ii) With 1:4 cement mortar (a) 20 mm thick plaster

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 face. Complete as per drawing and Technical specifications..

Earthworks in excavation in the canals / drainage channels / borrow pits / River bed / slope of bank as noted below as per designed section & throwing the spoils in layer of 23 cms. for making banks as per profile or to deposit the same in any other place as wanted by the Engineer-in-Charge within an initial lead of 30 Metres and initial lift of 2.00 Metres including breaking clods, rough dressing etc. complete as per direction of the Engineer-in-Charge.

Earthwork in excavation in all kinds of soil for making embankments,repairs to the embankment, closing breaches etc. as per profile including supply and transporting the earth by truck or tractor or any other mechanical means on land , including loading, transporting, unloading and stacking with all lifts bothways and head load where necessary and depositing the same on embankments, clannels, filling depressions in requisite profile, levelling as per direction of the Engineer-in-charge within a lead of, NB :- Measurement to be taken on the basis of stack measurement / pre- post work section measurement after deduction of void as per norms. No extra payment will be made for stacking. A) Beyond 500 metre and upto 1.00 km

Dismantling all types of masonry excepting cement concrete plain or reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m. a) In ground floor including roof.

Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75m. In ground floor including roof. (a) upto 150 mm. thick

Dismantling R.C. floor, roof, beams etc. including cutting rods and removing rubbish as directed within a lead of 75 m. including stacking of steel bars. (a) In ground floor including roof.