1.3.1.4
Expansion Joints and Stacks
a.
Temperature:
(1) Maximum ambient:
[_____] degrees C F
(2) Minimum ambient:
[_____] degrees C F
(3) Inlet gas at maximum gas flow (gas):
[_____] degrees C F
(4) Inlet gas at maximum gas flow (oil):
[_____] degrees C F
(5) Inlet gas at minimum gas flow (gas):
[_____] degrees C F
(6) Inlet gas at minimum gas flow (oil):
[_____] degrees C F.
b.
Gas Flow at Inlet
(1)
Maximum:
[_____] kg/s lb/hr
(2)
Minimum:
[_____] kg/s lb/hr
c.
Required Net Available Draft at Stack Inlet At maximum gas flow:
[_____] Pa inches water
d.
Gas Exit Velocity (Cone Exit) Maximum at maximum conditions:
[_____] m/s ft/sec
e.
Flue Gas Acid Dew Point Fuel oil:
[_____] degrees C F
f.
Test Pressures Shop Test:
[_____] Pa inches water
g.
Thermal Efficiency of Stack:
96 to 98 percent
h.
Stack Friction Maximum at design conditions:
[_____] Pa inches
water
i.
Stack Height
(1)
Ground elevation:
[_____] m ft
(2)
Roof elevation:
[_____] m ft
(3)
Stack height:
[_____] m ft
(4)
Foundation or footing elevation:
[_____] m ft
j.
Wind pressure:
[_____] Pa psf
k.
Wind velocity, gusting:
[_____] km/h mph
l.
Stack Diameter Minimum (below exit cone):
[_____] mm inches
m.
Stack deflection Maximum (from vertical center line):
[_____] mm
inches
n.
Soil bearing stress, maximum:
[_____] kg/m2 psf
SECTION 15511N
Page 16
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