trim, blowdown valves, safety valves and trim, and breeching.
System manufacturer shall coordinate required instrumentation and
control logic with controls and instrumentation supplier.
Controls and instrumentation are specified in VAMS Section 15901N
CONTROLS AND INSTRUMENTATION BOILER PLANT.
b.
Coal handling system, including but not limited to the track and
reclaim hoppers, belt feeders, belt conveyors and tube galleries,
telescoping chute, flight conveyor, coal bunker, under bunker
conveyor with triple valves, coal scale and non-segregating
distributor.
c.
Ash handling system including clinker crusher, ash intakes, ash
silo with baghouse filter, vacuum pump and rotary dustless filter.
d.
Stack system including steel stack, internal acid resistant lining
and external coating.
e.
Emission equipment including precipitator, scrubber and baghouse.
1.6.4
Certification of Backflow Preventer
Certificate of Full Approval or current Certificate of Approval for each
backflow preventer being provided for this project shall be from the
Foundation for Cross-Connection Control Research, University of Southern
California, and shall attest that the design, size, and make of backflow
preventer has satisfactorily passed the complete sequence of performance
testing and evaluation for the respective level of approval. A Certificate
of Provisional Approval will not be acceptable in lieu of the above.
1.6.5
Modification of References
In the API publications referred to in this paragraph, the advisory
provisions shall be considered mandatory, as though the word "shall" had
been substituted for "should" and "suggested" wherever they appear.
1.6.6
Certificates
1.6.6.1
List of Equipment Manufacturers
Submit a letter which names the equipment manufacturers for the following
equipment. When the Contracting Officer determines that a manufacturer
does not meet the qualification or experience requirements of the
specifications, the Contractor shall submit, to the Contracting Officer,
the name of another manufacturer within fifteen days of notification.
a.
Boilers and stokers
b.
Boiler feedwater pumps
c.
Coal car handling equipment
d.
Induced draft fans
e.
Coal handling equipment
f.
SECTION 15502N
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