PACKAGE : I Bid Document VOLUME : II - Public Health Engineering

The system may also demand for solo pump operation in varying level conditions of
the sump and the pumps shall be suitable for solo as well as parallel operation for
future requirement. The pump duty point shall be considered at the individual pump
flow of the combined station flow by 2 pumps. However, the pumps shall be
suitable for continuous operation both solo and 2 pumps in parallel mode.
The RCC sump and pump house shall have a provision of installing 1 more
horizontal split casing pump sets so as to feed the water to the storage reservoir. The
rising main of 300mm dia. shall transport the water for the present and future
demand. Thus in future, there shall be an additional pump set where 2 shall be in
operation and working and 1 standby system to meet the future demand as stated
above.
23.2 Scope of Electro mechanical works.
The Scope of Work covers selection, manufacture, testing at manufacturer’s works,
supply and delivery to store at project site properly packed for transportation on
F.O.R site basis, receiving at store and site including loading and unloading at all
terminal points, safe storage, installation, pre-commissioning activities, trial run,
commissioning, field testing, operation and maintenance for a period of 3 months of
the plant with all associated equipments and ancillaries. All electro-mechanical
components of the pump house including pumps, motor, starters, H.T./L.T. Panel
boards, pipes, valves and specials, overhead crane and trolley etc. shall be under the
scope of this tender. Both suction and delivery valves inside the pump house shall
be butterfly valves with motorized actuator and position indicator. Arrangement of
feeding H.T./L.T., 3 phase A.C. Power supply to the H.T./L.T. Panel Board in the
Pump House shall not however be under the scope of this tender and the same shall
be arranged separately by the employer/owner. Civil construction of the RCC sump
& pump house including laying of the Rising Main for lifting the water into storage
reservoir of Zone XII in which the pumps shall be installed and commissioned is
detailed out elsewhere in this document. Motor and other associated equipments
shall be compatible with VVVF drives including automation control and
visualization system. VVF drives and PLC system is however outside the scope of
this tender.
It is the responsibility of Bidder to have thorough understanding of reference
document, site condition and specifications. The intending Bidder shall be deemed
to have visited the site, studied the condition, collected relevant and required data
before submitting the bid to make the bid complete and correct in all respect. Nonfamiliarity
with the site condition will not be considered a reason either for extra
claim or for not carrying out the work in strict conformity with the
specifications/acts/code of practices/rules and regulations of local Electrical
inspectorate.
Bidder shall be responsible and assist client in obtaining all statutory clearance as
required from Statutory Authority.
DTS : Detailed Tender Specification. Page 272