existing work damaged by the Contractor's operations with new work of the
same construction. [The Government will drain the existing piping insofar
as practicable with the existing pumps. The Contractor shall be
responsible for removing the remaining fuel and sludge, and for cleaning
and inerting the piping to make it safe for welding.]
3.1.2
[Protection
Portions of the work must be accomplished on piping suspended beneath the
pier deck; therefore, it is imperative that the Contractor take precautions
to guard against the spillage of fuel on to the pier or into the water.]
3.2
INSTALLATION
Provide exterior aviation fuel distribution systems including above ground
piping, buried piping, piping in manholes, dispensing hardware and related
work. Install piping straight and true to bear evenly on supports.
Install valves with stems horizontal or above. Install flanges and unions
at valves, connections to equipment, and where indicated. The work
includes installing piping up to and including the pumping equipment and
valves within each building. Provide each system complete and ready for
operation. Equipment, materials, installation, workmanship, fabrication,
assembly, erection, examination, inspection, and testing shall be in
accordance with ASME B31.3 and NFPA 30, except as modified herein.
3.2.1
Protection Against Hazardous Conditions
The piping and the surrounding area shall be inspected for explosive vapors
prior to work and frequently during the course of the work. If, in the
opinion of the Contracting Officer, a hazardous condition exists, work
shall cease until such condition has been corrected.
3.2.2
Safety
NFPA 30 and NFPA 407; safety rules shall be strictly observed. The flash
points of fuels in degrees Centigrade Fahrenheit are as follows:
FUELS
FLASH POINT
Aviation
Gasoline (Avgas)
Minus 46
Jet Fuel
JP-4
Minus 29
Jet Fuel
JP-5
Plus 60
Jet Fuel
JP-7
Plus 66
FUELS
FLASH POINT
Aviation
Gasoline (Avgas)
Minus 50
Jet Fuel
JP-4
Minus 20
Jet Fuel
JP-5
Plus 140
Jet Fuel
JP-7
Plus 150
3.2.3
Connections To Existing Systems
Notify the Contracting Officer in writing at least 15 days prior to the
date the connections are required; receive approval before interrupting
service. Provide materials required to make connections into existing
systems and perform excavating, backfilling, compacting, and other
incidental labor as required.
SECTION 15194N
Page 30
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