CLEANING REPAIR REPLACEMENT OF SEWAGE LINE DRAIN MANHOLE DRAIN COVER ETC TO RESIDENTIAL AREA A KWC AREA UNDER GE I RnD DELHI

Material and labour cleaning & clearing manholes by taking off manhole covers and re-fixing the same after cleaning of any description, underground any depth by removing any type of blockage including de-silting and de-chocking and flushing after cleaning, clearing of manholes. Sludge/ sludge water shall be disposed off in closed container at authorized dumping site declared by local administration outside MoD land as directed by Engineer-in-Charge, upto 150mm dia sewage lines complete all as specified and directed.

Removal of blockage in between two manholes spacing upto 18 meters of underground sewage line of any type and size upto 200 mm dia by means of mechnical rodding with vibrations/drilling concept. A trolley mounted motorized sewer cleaning machine for the execution of item shall have to be provided by the contractor. Blocked material, slugging obtained during execution of this item shall be removed from the site through trolly mounted motor out of defence land. Sewage line between existing two manholes shall be flushed with combined high pressure water jetting cum suction (vaccum type machine suitably mounted on HCV having facilities of hydraulic applications with suitable size of nozzle pipes. Item shall be executed by the contractor upto satisfaction of the Engineer-in-Charge. No extra claim, whatsoever shall be entertained at any stage. Quoted rate shall be deemed to include all aspects mentioned herein.

Desilting of septic tank any size including cleaning and taking out mud/ sludge, scum, silt (both organic and inorganic nature) from septic tanks by mechanical means of any depth, in foul conditions and confined places, getting out and removing the Sludge / Sludge water disposed off in closed container at authorized dumping site declared by local administration outside MD land as directed by Engineer-in-Charge complete all as specified and directed. Note:- Net contents of sludge shall be measured at the time of removal and paid. Quoted rate of tenderer is deemed to be inclusive of dewatering as required and nothing extra shall be admissible to the contractor on this account.

M & L and Cleaning/desludging of existing septic tank, of any capacity and depth with inlet/outlet chambers including taking out sludge (both organic and inorganic matter) in any form and other foreign matter etc viz sediment, sand, ash, grease, fibre, silt, roots or vegetation etc by means of sewage sucking machine(Sewage truck) and after plugging the incoming sewer line through combined high pressure water jetting/ suction (Vacuum) type machine mounted on LCV/HCV facility of high pressure vacuum and removing the sludge outside MD land by any means at a place meant for the purpose by local munucipality complete all as specified and directed at site.

Maintenance of sewage system SGSW/PVC(SWR)/NP2 pipe including Nahani / floor traps, Soil / waste pipe running on external wall of building and in trenches with fittings, bends, junctions etc, Gully traps, manholes of all description and sewage lines of all sizes upto soak well/MCD drain of sewage system complete in perfect running / flowing order without destruction by removing all blockage in the system including cleaning the floor trap, gully trap,IWC,EWC Wash basin, Urinal pots,bottle trap, in kitchen, lobby, bath room, toilets at any height of floor (Maximum G+7 Floor) including pipe line up to the first manhole including maintaining of drain (Bricks / PCC) in running condition by removing all surplus spoil in entire KWC residntial area (inside and outside area of all KWC area) under GE (I) R&D delhi, complete all as specified. Notes:- (i) Contractor shall deploy minimum 2 safaiwala solely for the maintenance of sewage system against this item alongwith necessary tools and will be required to report AGE B/R office KWC area to collect the complaint slip from concrened JE on normal working hours from 0900 hrs to 1700 hrs on all working days but on demand for Sundays, Holidays, additional working hours also, contractor shall provide the same to meet the requirements. These Safaiwala / Mazdoor shall not be deployed for any works other than the scope catered for in this item. For the work considered against other items of this Schedule the contractor shall deploy separate sfafiwala / mazdoor in addition to the safaiwala /mazdoor deployed against this item. (ii) Rate also includes for necesary tools and plants which is required for execution of item i.e cleaning rod, buckets, bamboos sticks, Kashi etc (ii) Sludge slurry / sludge water shall be disposed off in closed container at authorized dumping site declared by local administration outside MD land. (iv). Solid waste / sludge / silt deposited in the manholes which can not be removed by rodding, shall be ordered under respective item of this schedule and paid accordingly.

Desilting and cleaning of open drains of any section manually including desilting soild/semi solid materials of any type vegetation growth and removal of sludge upto a distance exc 5.00 KM from the edges of drains etc complete all as specified and directed.

M&L for clearning of roofs i.e. removal of vegetables, roots, removal of blockage from mouth of rain water pipes and rubbish off from premises, brooming etc. up to seven stories(G+6) buildings all as directed by Engr-in-Charge.

Cutting of bushes not exc 10cm girth and removng of unserviceable material to a distance not exc 50 m and cleaning site complete all as specified.

Excavation as in trenches in hard / dense soil not exceeding 1.5 metres wide and not exceeding 1.5 metres deep lines and getting out complete all as specified and directed.

Returning, filling in hard/dence loose soil including spreading, leveling, watering and well ramming in layers n.exc. 25 cm complete all as specified and as directed.