tender for providing & running tractor pto driven positive displacement rotary lobe pump of capacity 250-300 cum/hour, 100/150 mm dia suction pipe & delivery pipe having length upto 300m. tractor idiling speed 540 rpm scalable to 600 rpm round the clock at site of work for pumping balling out drainage/storm water sump, drain, road surface, emeergency dewatering etc. including all incidental charges as and when required including carriage of pump, engagging operator, helper and necessary t & p and diesel/petrol as required for smooth running of pump complete as per direction of engineer in charge. the unit rate is for one pump per day (day means 24 hours of a day) note:- 1. contractor shall provide smart phone to concerned operator and supervisors and share their numbers to the department on their letter heads. the contractor will ensure that such mobile numbers remain all the time active till completion of work. nothing extra shall be paid on this account. , cleaned and choked silver line by diesel running vehicle mounting hydraulic operated high pressure suction common jetting sewer cleaning machine fitted with pump having 4000 litres suction capacity and 3000 to 5000 litre water heating tank capacity including skilled operator, supervising engineer, etc for cleaning and partial disilting of manholes and dechoking of sewer lines dechoking and flush of sewer lines from one manhole to another by diesel operated suction commutating machine having jet pressure of 1500 psi for sever line from 100 mm dia up to 250 mm