Construction of New 11kV Control room Building for PLB Power House at Poringalkuthu

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared

Felling trees of the girth (measured at a height of 1 m above ground level) including cutting of trunks and branches, removing the roots and stacking of serviceable material and disposal of unserviceable material. Beyound 30 cm girth up to and including 60 cm girth

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer – in-Charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Demolishing stone rubble masonry manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer -in- Charges: In cement mortar

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed. All kinds of soil

Disposal of building rubbish/ malba/ similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved suitable dumping ground with in a distance of 5km or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved

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. All kinds of soil

Earth work in excavation by mechanical means (Hydraulic excavator )/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed. Ordinary rock

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to m, as directed by Engineer-in-charge.For hard rock- Blasting prohibited

Excavation in hard rock and boulders above 500 dm3 in size by non explosive agent/splitter or any other method with out resorting to the use of conventional explosive materials with jack hammer etc. drilling, conveying and disposing the materials upto 5 km/ in dumping yard and all lifts, cost of compressed air,jack hammer,water line etc. Details of cost for 1 cum.