Mining, Minerals & Quarrying Tender Results

Providing Rough stone dry packing/pitching in slope protection wall approns and revetments to designed thickness using hard granite stones of required size of approved quality from approved quarry including quarrying supplying cinveying and cost conveyance royality of all materials including T&P complete including filling the interstices with small stones by wedging and hammering finished to proper slope and level as per direction of the Engineer-in-charge

Construction of RCC cast-in-place diaphragm wall of 0.60 m thickness with M25 (1:1:2) concrete having characteristic strength not less than specified in the is 456-2000 using ordinary portland cement with minimum cement content of of 473 Kg/m3 confirrming to IS 8112(including 10% excess cement for under water construction works but excluding cost of steel reinforcement and guide wall) Coarse addregates having a specific gravity of 2.60 using 20mm downgraded hard blue granite broken stone jelly and fine aggregate as per IS 383-1970 (2007) with suitable water cement ratio not exceeding 0.55 of water quality confirming to IS 456-2000 including use super as an admixture including cost of all materials, labour, lead, lift with placing the reinforcement cages including necessary duly approved welded reinforcemnt, with placing and removal of end pipe arrangement as designed and concreting using tremie pipe arrangement for Diaphragm panel upto required top level by adopting either successive panel or alternate method technique to from a good continuous leak proof joints to the length and levels required by the Departmental Officers including dismantling the overburden concrete over the subsurface dyke and conveying the same to the near by site and dumping the same in the low lying area as per schedule of rate S . No. 38 Moblilization & Demobilization of equipment (Excluding cost of reinforcement) and as directed by the Departmental Officers.concrete at the time of placing. The admixture affecting the quality and strength of the concrete should not be used and should confirm IS 9103-1979 ( usual admixture 0 air entraining & water reducing ) including cost of all materials, labour, lead, lift with placing the reinforcement cages including necessary duly approved welded reinforcemnt, with placing and removal of end pipe arrangement as designed and concreting using tremie pipe arrangement for sub surface panel upto required top level by adopting either successive panel or alternate method technique to from a good continuous leak proof joints to the length and levels fully conforming to the rquirements of IS 9556 & Is 14344 with specified cut of level and founding level including dismantling the overburden concrete over the diaphram wall and conveying & dumping in low lying area, hire charges for the required machinery with fuel and crew charges as well as mobilisation & demobilsation of equipment, testing charges as per IS 456-200, 4031-(part 3 & 6)/1988(2005) & Part 2 /1999(2004) , 4926-1976 (1990) mix desigh details to be got approved before commencement of the work adopting pour card system and other ok kards., excluding the cost of form works, centering , shuttering and cost of reinforcement grills placed in positin etc complete complying with standard specification and as directed by the Departmental Officers.

Construction of Tube Well from ground level and upto 100 mtr. depth to accommodate housing and assembly pipe in all type of alluvium strata, unconsolidated formation such as pebbles, boulders etc. by percussion/ rotary drilling method as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended upto date) and technical specifications for removal of overburden. The work includes the cost of lowering of casing pipe, but excludes the cost of casing pipe. Nominal bore 200 mm dia.

2.2 Construction of Tube Well from ground level and upto 100 mtr. depth to accommodate housing and assembly pipe in all type of alluvium strata, unconsolidated formation such as pebbles, boulders etc. by percussion/ rotary drilling method as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended upto date) and technical specifications for removal of overburden. The work includes the cost of lowering of casing pipe, but excludes the cost of casing pipe. 2.2.1 Nominal bore 200 mm dia.

Providing Rough stone dry packing/pitching in slope protection wall approns and revetments to designed thickness using hard granite stones of required size of approved quality from approved quarry including quarrying supplying cinveying and cost conveyance royality of all materials including T&P complete including filling the interstices with small stones by wedging and hammering finished to proper slope and level as per direction of the Engineer-in-charge including dewatering if required.