DRE025B207 Acid brick work at DCU and tiling work at battery rooms of substations in Digboi Refinery

Transportation of various materials by Tractor trolley (2-3 M3 capacity) for following leads or part thereof including loading, unloading such as cement, sand, debris, metal, earth, refractory, insulation, furniture, plants etc. all such materials from one place to another place including battery area and outside battery area all complete as per the direction of the Engineer-in-Charge: Note: Unit of measurement is EACH which stands for 'Per Trip'.

Upto a lead of 1 km.

Providing and fixing 10mm thick acid and/or alkali resistant tiles of approved make and colour using acid and/or alkali resisting mortar bedding and joints filled with acid and/or alkali resisting cement as per IS : 4457 complete as per the direction of Engineer-in- Charge:

In dado/skirting on 12 mm thick mortar 1:4 (1 acid proof cement : 4 coarse sand) - Acid and alkali resistant tile.

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete:

On concrete work.

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 R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge.