REPAIR TO SEWAGE LINE CLEANING OF MAIN HOLE SEPTIC TANK AND OTHER CONNECTED MAINT WAORKS IN AOR OF TAWANG UNDER GE 859 EWS

Cleaning/clearing of IWC/EWC by roding, gully trap/floor trap incl CI pipe/PVC pipe upto first manhole by roding, taking out all residue incl waste and testing by pouring water after cleaning etc complete all as specified and directed.

Cleaning/clearing of sewage line 75 mm to 200mm bore of any description under ground any depth, removing any type of blockage incl desilting, descaling and de-chocking from drain as well as from manhole sludge water shall be disposed of directed incl taking of manhole cover and refixing the same after cleaning.

Taking out/pumping for Cleaning of accumulated sludge including contaminated sewage water from septic tanks/sokage well including inlet/outlet chambers after plugging in coming sewage lines through combined high pressure water jetting cum suction (vacum) type machine mounted on LMV/HMV and facility of high pressure vacuum and removing and dumping off the same in the tank to a place out side cantonment at the place marked for the purpose by local municipality or the authority conftolling the area complete all as specified and directed by Engr-in-Charge.

Demolition of Cement concrete (unreinforced) any description and in any position not otherwise specifically provided and removing the debris outside the defence land complete all as specified and as directed.

M&L for Plain cement concrete Type - D2 (1:4:8) (using 40mm graded stone aggregate) as in mass concrete complete all as specified and as directed.

Demolition of cement concrete (reinforced) in ground floors and paving n. exc. 15 cm thickness (below or above ground level) complete all as directed.

M & L for RCC nominal mix , 1:2:4, Type B1 (using 20 mm graded aggr) as in Slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like

M & L for Mild steel bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips.

M & L for Formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200mm thick flat and rough finished (Horizontal or sloping).

U & W of Formwork to edges of concrete flats, treads, breaks in floors, window cills, concrete rail ings, openings in concrete walls, floor and roofs n exc 20 cm wide and sides of RCC/ PCC bands in walls, horizon tal or sloping and similar work exc 5cm but n exc 10cm wide.