learn about results from previous testing.
Detailed design information about using a formed
suction intake is available in EM 1110-2-3105.
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2.4.1
General
The intake sump design is the Contracting Officer's responsibility. It is
the responsibility of the contractor to supply a pump that will meet the
performance requirements without undue modifications to the sump as shown
on the drawings. Any such modifications shall be at no cost to the
Government and must receive prior approval.
2.4.2
[Formed Suction Intake (FSI)
Provide an FSI for each pump to the dimensional requirements and
arrangement shown on the drawings. The FSI will be connected to the inlet
of the discharge tube. The method of connection shall be a flanged joint
as specified in paragraph Flanged Joints. The Contractor can assume the
FSI has a K value of 0.15 for head loss calculations. The FSI shall be
constructed of [fabricated steel], [cast iron], [or a combination of these
materials]. Any stiffeners used shall be on the outside of the FSI to
allow smooth flow within. Bolts shall be stainless steel with bronze nuts.
The minimum thickness of fabricated material shall be [ 10 mm. 3/8 in.] [
12 mm. 1/2 in.] [ 16 mm. 5/8 in.] [ 20 mm. 3/4 in.] Grout holes shall be
provided in the floor [and sides] of the FSI to permit grouting during
installation.]
2.5
PAINTING
The pump/motor shall be painted in accordance with the pump manufacturer's
standard coating system. The painting of the discharge tube [and discharge
elbow] and appurtenances shall be in accordance with Section 09964
PAINTING: HYDRAULIC STRUCTURES.
2.6
SPARE PARTS
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NOTE: The spare parts noted herein are from other
Corps documents. For any specific project, it would
be appropriate to discuss an adequate spare parts
list during the designer's plant visitations as
suggested by EM 1110-2-3105.
**************************************************************************
The Contractor shall furnish the following spare parts:
a.
One complete set of bearings and seals.
b.
Replacement wearing rings and O-rings.
c.
[One impeller].
2.7
SHOP ASSEMBLY
The discharge tube [and discharge elbow] shall be assembled in the
manufacturer's plant to ensure the proper fitting and alignment of all
parts. Prior to disassembly, all parts shall be match-marked to facilitate
SECTION 15132A
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