GE/KHU-58/2026-27 REPAIR, MAINT AND CLEANING OF SEWAGE OF SOAKAGE WELLS AND SEPTIC TANKS INCLUDING CLEANING/ REPAIR/ REPLACEMENT OF SEWAGE LINES IN ZONE B AT KHUMBATHANG UNDER GE KHUMBATHANG

Cleaning of sewage lines which are blocked /filled with sludge, semi solid/ material etc by roding manholes to manholes manually or by sewage cleaning machine without causing any damage to sewage line / manholes manholes covers taking out and refixing the covers and removing the sludge to a non inhabitant area or buried into ground all as specified upto 150mm internal dia of pipe

M&L For cleaning/taking off of sludge (solid/semi solid) of any state from manhole of any size including gully trap having depth upto 3.00m by using machinery or manually as required and removing the same to a distance n.exc 250m and burying the same underground by digging pit of suitable size in low laying area from habbatient area and returning filling with excavated materials up to ground level including removal of surplus soil to a distance n.exc 250m with and including taking off manholes/gully trap covers and re-fixing the same after cleaning process complete all as specified and direcrted by Engineer - in - charge.

De-watering from septic tanks/soakage well by honey sucker machine and also removing nof all wastes, solid or liquid of any description to the location as specified and directed by Engr-in-Charge.(Note : The rate includes for carrying and empting of sewage water out side defence land or as directed by Enge-in Charge w/o any extra cost to the Govt. Note :- For ser Item No 2.00 & 3.00 A pucca bound register shall be maintained at site showing the date and type of machine brought by the contractorwith machine number, licence umber, vehicle number and gate pass etc. These details shall be got signed by JE/ Engr -in-Charge and contractor which may be asked while claiming the payment of work done for verification at the time of payment at each RAR/bill

Cleaning of septic tanks, soakage well of any capacity and manholes by Desludging including inlet/ outlet chambers, removing out all scum, silt, residuals sludge (both organic and inorganic nature) after plugging the incoming sewage lines through combined high pressure water jetting cum suction (Vacuum) type machine mounted on LCV/HCV facility of high pressure vacuum and removing the same in the tank to a place outside cantonment at the place meant for the purpose by local municipality, all as directed by Engineer-in-Charge

Supply only digester Bioenzymetric mixture of selected best quality aerobic and an aerobic bacteria in equal preposition to ensure the effective degradation of solid organic waste facts oil and greese manufactures on WHO/FAO/FCC Standards complete all as specified and directed by Engr-in-Charge

Cleaning of blockage of any type of wc (Indian/pedestal) from WC pan to Ist manhole in single storied bldg including resetting/ refitting of asccess door in soil/PVC pipe where opened without causing any damage to the wc pan 'P' or 'S' trap and pipe including fitting complete all as speciffied

Cleaning of blockage of any type in Nahani trap/Gully Trap provided in bath room, kitchen and indoor waste water pipe of kitchen sinks and WHB and removing all the sludge and foreign material from the trap and waste pipe from blocked trap to gully trap/ surface drain wherever opened or without causing any damage to the trap and pipe complete all as speciffied

Taking up or down steel tubing and connection, including cleaning 15 mm bore pipe for refixing or removal to store complete all as specified and directed by Engr-in-charge

Taking up or down steel tubing and connection, including cleaning 20 mm bore pipe for refixing or removal to store complete all as specified and directed by Engr-in-charge

S&F 3-layer PP-R Polypropylene random copolymer) concealed pipes 16/15 mm outer dia SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded polypropylene random fittings fixed complete to walls, ceilings or in floors etc. including clamps complete all as specified and directed by Engr-in-charge