job works for outsourcing of manning and operation services for stp of capacity 1750 kld at binnaguri mil stn under ge ( south ) binnaguri , outsourcing of maintenance and operation service of the sewege treatment plant installed at binnaguri of capacity 1750 kld-01 no and all associated connected accessories at binnaguri mil station to keep installation in functional condition in two shifts per day ( each shift 8 hrs from 0400 hrs to 1200 hrs and 1600hrs to 00 . 00 hrs ) maintenance of log sheets and other periodical , maintenance incl records complete all as specified and directed by the following manpower . manpower ( a ) one plant operator ( semi-skilled ) with one helper ( un-skilled ) in each shifts . total nos of shift = 02 / per day . ( a ) the maintenance & operation mentioned above includes the following:- ( i ) operation of raw sewage pump , air blowers , air compressors , centriugal pumps , chemical dosing system control panel etc . ( ii ) removing of material arrested at bar screens . ( iii ) removing of oil floating at surface . ( iv ) change over from one pump to another as on requirement basis daily , to ensure smooth and trouble free operational as directed . ( v ) change over from one blower to another blower as on requirement daily , to ensure and smooth trouble free operational as directed . ( vi ) cleaning of air filter of blower regularly on requirement basis as directed . ( vii ) applying grease to all motors blowers periodically ( viii ) draining of sludge from plant reactors atleast once in a month as per requirement in lesser time to avoid chocking of air grid . ( ix ) removing of sludge from tube settler depending upon the actual load to ensure smooth operation all as directed . ( x ) maintaining of log books for records of operation of plants including cost of stationary . ( xi ) washing of tube media with low pressure jet of raw water as per requirement and as directed . ( xii ) draining of burnout lubricant oil and refilling appropriate lubricant oil in air blower after 2000-2500 hrs of operation as per manufacturer guidelines all as directed . ( xiii ) anything missed out above but is required to be periodically done as per manufacturer guidelines shall be done by the operators all as directed for efficient operation of stp . ( b ) the quoted rates shall be deemed to include for the following:- a ) maintain and clean the internal and external area of plant b ) maintain the safety and security measures of the plant c ) keep the installation neat and tidy , cleaning of vegetation , grouth and foliage on roof tops and invicinity of installation . d ) after working hours any complaint lodged by the users shall be rectified immediately with confirmation to concerned je / engr-in-charge . e ) all tools , eqpts and testing devices shall be proviced by the contractor all as directed . f ) disposal of treated sewage / sludge as directed by the engr-in-charge . note:- 1 . material / chemical required for stp in appropriate quantity i . e chlorine ( any form ) shall be issued by the department . ( c ) efficient treatment of the sewage water shall be ensured by the contractor all as directed and required characteristics of outlet treated sewage shall be as under:- ( i ) tds : <50 mg / ltr ( ii ) bod5 : < 30 mg / ltr ( iii ) ph : -6 . 0 to 9 . 0 ( iv ) residual chorine : >0 . 5 mg / ltr ( v ) do : -4 mg / ltr or more ( vi ) coliform count <1000 mpn / 100 ml note :- the service provided shall immediately inform the department without any defects developed in any machinery and submit servicable report on weekly basis to the department . installation should be handover in neat and clean state . , testing of treated water:- the treated water shall be got tested by the tenderer once in a month from reginal govt . lab / other approved lab . samples shalll be collected in the presence of engr-in-charge and test report shall be submitted to engr-in-charge in original for record purpose . if parameters of tested water are beyond the limits mentioned above or contractor failed to carryout the required test ( s ) the penal recovery at double the quoted rates of the contractor for the entire month shall be made from the contractor . one test in each month at period of 30 days . notes for item ser nos 1 and 2:- 1 . payment to all staff / emplotees for rendering services is to be made as per min wages act of central / state minimum wages whichever is higher through bank account of employees . 2 . at the time of submission of bill , proof in respect of payment made to the employees alongwith epf details is to be submitted . 3 . before commencement of work , list of all employees / staff is to be submitted to ge alongwith qualification / experience details and id proofs . 4 . duty roster and attendance register to be maintained . 5 . the test of treated water shall include measuring :- ( a ) tds ( b ) bod5 ( c ) ph ( d ) residual chlorine ( e ) do ( f ) coliform count . 6 . contractor should quote rates as per prevailing minimum wages as applicabel and considering all statutory payment as per govt rules in existing failing which tender will be treated as non bonafied and such bidder will be debarred for future quoting of tender for next six months .