bids are invited for dismentling of old pump set , supply horizontal split casing centrifugal pump , dewatering of water from ugr , dismantling and taking out m s base frame , puncturing of wall for installation of suction line , making a rcc foundation of new pump set , supply suitable size coupling for pump set with suitable size coupling guard , fixing of new pump set on new base frame , supply ms black pipe , supply of ms flange of size 125 mm , supply of rubber packing for suitable size , supply of ms nut bolt with washer off size , providing and fixing of suitable size ms gap piece , testing and commissioning of pump set