Tank shall be [_____] meters feet [_____] mm inch in diameter by
[_____] meters feet [_____] mm inch wall height with a nominal
capacity of [_____] liters gallons and a dry salt storage capacity
of [_____] Mgtons. Design water distribution system, internal
piping distributors, and brine collection system so that system
shall be capable of dissolving [_____] kg pounds of rock salt per
second minute to produce [_____] L/s gpm of brine. System shall
be able to dissolve [_____] Mg tons of salt before cleanout.
b.
Accessories:
Provide the following accessories:
(1) Steel holddown lugs securely bonded to tank in adequate
number to properly anchor tank to concrete base;
(2) Side bottom flanged drain not less than 100 mm 4 inches in
diameter;
(3) Side and top manholes not less than 559 mm 22 inches in
diameter;
(4)
Flanged top connections for delivery pipe and vent;
(5)
Ladder for access to top manhole;
(6)
Water inlet connection;
(7)
Brine outlet connection;
(8)
Level control system; and
(9)
Sight level gage
c.
Pneumatic Delivery Pipe:
Not less than 100 mm 4 inches in
diameter.
d.
Dust Collection Vent System and Safety Relief Valve: Provide
storage tank with dust collection vent system and safety relief
valve.
e.
Access Ladder: Of steel construction to be bolted to tank by
means of FRP (fiberglass reinforced plastic) mounting lugs
complete with safety cage. Platform shall connect ladder to tank
for safe access to the manhole.
f.
Tank Internals: Construct tank internals including water
distribution piping and brine collectors of FRP or polyvinyl
chloride (PVC).
g.
Tank Nozzles:
ASME B16.5, Class 150, FRP or PVC flanges.
h.
Level Control System: Electrode holder and electrodes mounted in
a standpipe exterior to the tank. Position electrodes so that a
solenoid operated water makeup valve will be opened or closed to
maintain liquid level to within plus or minus 25 mm one inch of
the set level. Provide tank with a high water alarm. Electrodes
shall be easily removable for cleaning and constructed of
materials, that will allow continual immersion in brine.
SECTION 15501N
Page 134
Previous Page
