Construction of bridge over Meheruni Nallah at 1st Km on Gudvelipadar to Rakhyaskuti, Damapali road

Earth work in cutting in all kind of soil within 50m initial leads &1.5m initial lifts includingrough dressing and breakingclods to max 5cm to 7cm and laying in layers not exceeding 0.3m in depth etc complete as per specification &direction of the Engineer in Charge .

Earth work excavation in foundation in Hard and compacted sheet rock within all leads and lifts including shoring, shuttering, propping bullahs, piling, dewatering from the foundation, supply & working of pumps stacking the excavated material away from the work in site.

Providing and laying cutting edge of mile steel weghing 4 Kg/Mtr. includinin for clading for well foundation etc. complete as per specification and direction of the E.I.C

Labour of sinking single circular well caission/ crbwell of specified external diameter in all kinds of soil to lines levels & plumb by scooping out from inside the well & below the steining by chiselling, grabbing blasting (if required) etc, including cost of dredging chiseling, hammering, cutting with pick axes & crow bars, jack hammers or using any other modern devices for removing the rock i.e. methods of sinking inside rock strata, including cost of necessary tools & plants supply & work of pumps, dredgers & compressors, derrick, winches, cranes etc. bailings out of water & dredging removing all materials & obstacles from inside the wells by divers excluding pneumatic sinking with Air lock (however the use of exposives in removing & braking the rocks is probbited inside the well if steel, cladding has not been provided) & removing the materials & obstacles from inside the wells by divers & other mechanical devices inclusive of hire & running charges of all such machinery including materials & labour charges for providing kentledge loading if necessary & sinking to the required depth by loading with proper designed & preapproved weight & taking precautions adequately against tilting & shifting & dispiosal of the dredged materials away from the wells as per the direction of Engineer-in charge with all leads & lifts including hire & running charges of all machenaries cost of all labour with all leads lifts complete in all repects including all incidental charges like temporary sand filling, top pluging of well etc. for safety of the structure during execution as directed by the Enginer-in charge. (Payment will only be made for sinking of the well & other items required for the well sinking operation is only incidental & no payment will be made for such items) Labour for sinking in all kinds of soil Upto 10m Depth a) For 7.5m dia abutment wells

b) For 6.5m dia. pier wells

Sinking of R.C.C well sinking in soft rock (Non coring)/ Boulder/ Hard Soil )(wherein SPT>100) to lines levels & plum by scooping out from inside and below the steining including cost of hire and running charges of tools and plants and supplying & working of pumps bailing out of water and removal of all materials and obstacle from inside the well by divers etc. including precaution against shifting and lifting disposal of the soil with all leads and lift etc. complete as directed by the Engineer-in-charges. a) For 7.5m dia abutment wells

b) For 6.5m dia. pier wells

Construction of R.C.C well sinking in soft rock to lines levels & plumb by scooping out from inside and below the steining including cost of hire and running charges of tools and plants and supplying & working of pumps bailing out of water and removal of all materials and obstacle from inside the well by divers etc. including precaution against shifting and lifting disposal of the soil with all leads and lift etc. complete as directed by the Engineer-in-charges.a) For 7.5m dia abutment wells

b) For 6.5m dia. pier wells

Cement concrete with M-150+10% extra cement on nominal mix to be used for bottom plugging having maximum compressive strength of 150 kg./cm2 with minimum quantity of cement as specified in IRC code in work tests on 150 mm. cubes at 28 days curing using cement as per CL 710-7 of IRC-78/1983 after mixing & tests conduct in accordance with IS 456 & IS-516 with crusher broken hard granite coarse aggregate of 40 mm. size down graded in conformity with clause-302.6.2 of IRC-21/1987 of approved quality (test in laboratory) from approved quarry & concrete laid in continuous operation using tremie pipes or skip boxes upto required depth including lowering, hoisting & laying in layers of 150 mm. thick with cost, conveyance royalty & other taxes of all materials, labour hire charges of all T&P & machineries required for the work complete in all respect. (in case of grouted concrete the grout mix shall not be leaner than 1:2) (Recuperation test may have to be done if directed by Engineer-in-Charge). BOTTOM PLUGGING