3.4.4
Standard Oxygen Transfer Efficiency Test (S.O.T.E.)
After completion of the velocity test an S.O.T.E. test shall be performed.
This test shall be in accordance with ASCE 2. The aeration system
oxygenation capacity shall not be less than [1.4] [_____] kg [3] [_____]
pounds of oxygen per watt horsepower per hour with [_____] aeration units
operating at a combined power draw of [_____] watts horsepower. The test
shall be repeated in the same water until ten tests have been run or until
the total dissolved solids (TDS) exceed 2000 mg/L. A minimum to maximum
power curve shall be plotted from the results. Power input shall be based
on wire power. Test shall be performed by a nationally recognized
independent testing laboratory.
3.4.5
Reporting Test Results
Contractor shall furnish six copies of all test results in booklet form to
the Contracting Officer not less than 30 days prior to the date of work
completion. Reporting of results shall be in accordance with paragraph 9.0
"REPORTING" of ASCE 2.
3.5
MANUFACTURER'S SERVICES
3.5.1
Supervise Installation, Adjustment, and Testing
The Contractor shall obtain the services of the manufacturer's
representative experienced in the installation, adjustment, and operation
of the equipment specified. The representative shall supervise the
installation, adjustment and testing of the equipment in accordance with
manufacturer's written instructions.
3.5.2
Field Training
Contractor shall conduct a training course for the operating staff as
designated by the Contracting Officer. The training period shall consist
of a total [_____] hours of normal working time and shall start after the
system is functionally completed but prior to final acceptance tests. The
field instructions shall cover all of the items contained in the Operating
and Maintenance Instructions, as well as demonstrations of routine
maintenance operations. Contracting Officer shall be notified at least 14
days prior to date of proposed conduction of the training course.
3.6
FRAMED INSTRUCTIONS
The Contractor shall submit approved wiring and control diagrams showing
the complete layout of the entire system, including equipment, piping
valves, and control sequence, framed under glass or in approved laminated
plastic, for posting where directed. In addition, condensed operating
instructions explaining preventive maintenance procedures, methods of
checking the system for normal safe operation, and procedures for safely
starting and stopping the system shall be prepared in typed form, framed as
specified above for the wiring and control diagrams, and posted beside the
diagrams. The framed instructions shall be posted before acceptance
testing of the systems
-- End of Section --
SECTION 11391
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