Construction of Check Dam at Huang Khana and Katrao across Vyrabb Banki River UID No BNK20210518 of Huang Khana Katrao Mouza of Barikul G P in Ranibandh Block in the district of Bankura Under Paray Samadhan Programme during FY 2021 22

Amount

Bailing out water by pump including all leads and lifts and including making all arrangements for disposal, where continuous flow or seepage of water is encountered and rating of pumps and hours of operation is specifically ascertained as per direction of the Engineer-in-charge.

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

i) Local soil

ii) Add extra for excavation in morum soil

iii) Add extra for cutting lateriate/sandstone Cutting with chisel

Supplying and laying Polythene Sheet (150gm / sq.m.) over damp proof course or below flooring or roof terracing or in foundation or in foundation trenches.

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor) (c) Steel shuttering or 9 to 12 mm thick approved quality ply board shuttering in any concrete work.

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. (a) Pakur Variety

Reinforced cement concrete work in 1 : 1.5 : 3 in raft of barrages head regulator, friction block abutment, piers, divide walls, well curbs, pile caps etc. with 20mm down graded stone metal including supply and carriage of all materials to site with all leads and lifts and curing, vibrating, placing etc. complete (Except reinforcement). a) Using mixer machine.

Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction.(a) For works in foundation and upto roof of ground floor/upto 4 m.(i) Tor steel/Mild Steel I. SAIL/ TATA/RINL

Galvanised Iron pipe outlet for water with bevelled end at outlet, supplied fitted and fixed complete including painting two coats to the exposed portion. (c) 40 mm. Dia.

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] (i) With 1:6 cement mortar (b) 20 mm thick plaster

Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. NOTE:Cement 0.152 cu.m per100 sq.m.

Providing and laying Pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical specifications . I. Stone/Boulder

Caulking joints of laterite / stone boulder or Brick pitching with cement mortar 1:4 and flush pointing as per direction of the Engineer-in-charge. (a) Stone / laterite boulder pitching

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) a) With earth obtained from excavation of foundation.

Providing weep holes in Brick masonry / Plain / Reinforced concrete abutment, wing wall / return wall with 100 mm dia AC pipe, extending throughthe full width of the structure with slope of 1V:20H towards drawing face. Complete as per drawingand Technical specifications.

Providing and laying reinforced cement concrete pipe NP3 with spigot socket for culverts on first class bedding of granular material in single row including fixing with cement mortar 1:2 as per Technical Specification Clause 1106 for Rural Roads of MORD drawing and Technical specifications. for 900 mm dia pipe

Supplying fitting, fixing, Mild steel draw shutter with Mild steel plate of thickness as specification by the Engineer-in charge and other necessary Mild steel sections for sluice including fabricating the same (as per drawing and instruction given by the Engineer-in-charge) excluding cost of mild steel guide chanel, sill beam, gearing arrangment etc. but including painting with two coats of anticorrosive bituminous paint of approved make & brand over two coat of red primer and with necessary masonry work with all materials supply etc. complete at site.

Supplying, fitting and fixing top runner fabricated by ISMB/ISMC of required size, 2 nos. for each gate of required length and fitting, fixing with required nos of anchors/lugs by Mild Steel flat bar of required size bifurcated at one end and welded with the other end with top runner and providing with required drilled holes of required dia. for base plate and all other components as required including carriage of all materials to site complete including painting with two coats of anticorrosive bituminous paint of approved make and brand over two coats of red lead primer etc.all complete as per direction of the Engineer-in-charge.

Supplying/Replacing including fitting & fixing at site new Cast Iron guide channel true to the line & level for draw shutters of sluice as per drawing & direction of the Engineer-in-charge with Cast Iron hold fast note more than 1 Metre apart including two coats of anti-corrossive bituminous paint of approved make and brand over two coats of red primer. (Rate is inclusive of taking out of old guide channel, if required)

Supplying/ Replacing Gun Metal Bush for screw gearing arrangement required for hanging arrangement of draw shutter and fitting & fixing with screw gearing arrangement for operating the draw shutter by taking out the old screw gearing arrangement and Gun Metal bush etc. complete as per direction of the engineer in charge. (The old materials to be returned to Departmental Godown.) a) 50 mm dia

Supplying , fitting & fixing in position rubber seal arrangements with musical note harmonic "J" type for making wayter tight in both up and down stream of draw shutter as well as flap shutter including guide paths, additional M.S. flats, bolts and nuts for fixing the rubber seal in position including fabrication cost and carriage of all materials to site and complete as per direction of the Engineer-in -charge.b) Musical note, Harmonic Type

Supplying, fitting & fixing cast iron wheel (after taking out existing one if necessary), rim made of 28 mm to 36 mm dia to fit any size of gear rod including carriage to site, painting with two coats of bituminous paint over two coats of red lead primer etc. complete as per direction of Engineer-in chaege.

Supplying/ Replacing Gear rod by a new Mild Steel Gear rod, threaded length as required and fitting, fixing in position with screw gearing arrangement for operating the draw shutter including taking out old gear rod by cutting bolts etc. complete as per direction of the Engineer-in-charge. (The old materials to be returned to Departmental Godown)

Turfing with chorkata or durba grass sods 5 cm. to 8 cm. thick in slope, crest berm etc. of embankments, canals and drainage channels etc. within a lead of 150 metre and all lifts including fine dressing, watering, ramming, guarding etc. complete. (sods will have to be arranged by the contractor at his own cost. Payment to be made on the grown grass only).

Extra rate over Item No 20 for each additional lead of 75 metre or part thereof beyond the initial lead of 150 metre upto 750 metre

Lead from 225 m upto 300 m

Lead from 450 m upto 525 m

Excavation in ordinary soil / mixed soil i.e. clay mixed with moorun , kankar, pebbles / silt dry or moist / slushy silt / sticky soil for WDS / WHS / RESERVOIR / SFMIS etc with hydraulic excavator or any other means including cutting and loading in tippers, trimming bottom and side slopes in accordance with requirement of lines, grades and cross section and transporting to embankment/ disposal site within all lifts and lead upto 1000 m including spreading , leveliing disposed spoils at disposed area. ( mode of measurement : pre work and post work)

Excavation in gravel / moorum / kankar / compact moorum / very much weathered rock / sticky soil mixed with moorum or ghooting for WDS / WHS / RESERVOIR / SFMIS etc with hydraulic excavator or any other means including cutting and loading in tippers, trimming bottom and side slopes in accordance with requirement of lines, grades and cross section and transporting to embankment/ disposal site within all lifts and lead upto 1000 m including spreading , leveliing disposed spoils at disposed area. ( mode of measurement : pre work and post work)

Excavation in soft weather rock / solt laterite rocks for WDS / WHS/RESERVOIR / SFMIS etc with hydraulic excavator or any other means including cutting and loading in tippers, trimming bottom and side slopes in accordance with requirement of lines, grades and cross section and transporting to embankment/ disposal site within all lifts and lead upto 1000 m including spreading, leveliing disposed spoils at disposed area. (mode of measurement : pre work and post work)

Extra rate where land is to be arranged by the contractor on items no 1 , 2 & 3 for disposal of spoils.

Construction of a Sign board of size 1.80 m x 1.20 m made of brick masonary (1:4) cement mortar 125 mm thick inside sourrounding with 250 mm x 250 mm thick out side, foundation depth 0.60 m, with 15 mm thick plaster(1:6). Lettering should be done with approved Black paint over Yellow Background complete as per direction of E-I-C.

PARESH NATH GHOSH

SHOVA MONDAL