A/mtc estimate of sewerage ...

[10.6]Providing and laying of screed of 40 mm thick cement concrete 1:4:8 to be laid below the topping.

[14.51.3]Hire charges for Hydraulic excavator/Loader like JCB/Pock lain, Hitachi etc with all accessories having bucket capacity 3. Hire Charges for excavator with over 0.75 cum bucket capacity

[21.89.3.1]Construction of rectangular standard brick masonry manhole chambers to standard drawings on new. egg-shaped sewers up to the required depth in 1:5 cement sand mortar, lime concrete 40 percent lime mortar with 19-20 mm gauge brick ballast in haunches above the arch ring where the depth of cover in traffic streets is less than 1.5 metres, 12mm thick water tight 1:2 cement sand plaster with a floating coat of neat cement and finished with two coats of sodium silicate on interior surface where required, reinforced cement concrete slab 180mm thick fixing 560 mm internal diameter C.I. manhole frame and cover weight not less than 2.5 quintal painted with 3 coats of black bitumen paint, fixing galvanised malleable iron steps embedded in 1:2 cement sand mortar etc., complete. the rate also covers the cost of M.S. steel for R.C.C. slab labour for fixing and carriage of C.I. manhole frame and cover and malleable iron steps from the stores of the engineer-in-charge of the works to site of works. The rate further includes cost of accurately planned and fitted centring, supports for all works, as well as for all curves and specials work cleaning out their beds, etc. sodium silicate shall be supplied free of cost at the stores of Engineer-in-charge. 3.1. On egg-shaped sewers of size 1020mm X 1530 mm or above - for 3.70 meters depth below ground level

[21.94.4]Providing salt glazed stone ware pipes grade ‘A’ in standard length of 600 mm each pipe marked with IS: 651 and their lowering, cutting, jointing and testing as described in item No. 21.38, 21.39, item 21.40 including the cost of jointing materials as well as carriage, loading, unloading, stacking, handling, re-handling etc. complete in all respects to the satisfaction of Engineer-in-charge. 4. 250mm i/d

[4.14.1]Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. 1. All kinds of soil.

Diversion of approximate Sewer discharge in downstream sewer manhole including pump, Electric Panel, electric cable, suction pipe, delivery pipe from 01 manhole to next manhole, pump operator, sewer helper, chowkidar, Electrician, suitable DG Set, loading unloading transportation, stacking of 500mm i/d as per satisfaction of Engineer-in-Charge.

Plugging and unplugging of trunk sewer line of Size 900mm i/d including 15mm M.S plate, angle, welding cutting with sand bags brick, cement sand polythene wooden piece labour masson, Gas Mask Kit with all safety equipment etc complete in all respect

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