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Occupancy
class
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Construction
type
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Sprinklered?
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EBH =
Existing building height (feet)
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EBS =
Existing buildng height in stories (including any additions)
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CF =
Construction-type factor
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1401.6.1.1
Height formula
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Value
for building height and number of stories <= 10
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1401.6.2.1
Allowable area formula
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Area
factor increase due to frontage, per Section 506.3 of the IBC
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Assume
4 cardinal directions for the building: N, E, S, and W:
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North
side building length (feet), excluding parts where less than 20 feet from
boundary
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Average
distance from north side of building to boundary (e.g., property line)
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East
side building length (feet), excluding parts where less than 20 feet from
boundary
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Average
distance from east side of building to boundary (e.g., property line)
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South
side building length (feet), excluding parts where less than 20 feet from
boundary
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Average
distance from south side of building to boundary (e.g., property line)
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West
side building length (feet), excluding parts where less than 20 feet from
boundary
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Average
distance from west side of building to boundary (e.g., property line)
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Total
perimeter of building (feet)
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F =
Building perimeter on public way or open space with W of 20 feet or more
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W =
Width (weighted average, feet)
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If =
Area factor increase due to frontage
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11401.6.2.2
Area formula
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Actual
area for occupancy being considered on one floor
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Sum of
actual/allowable areas for all other separated occupancies on that one floor
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Value
for area
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1401.6.3
Compartmentation values (requires 2 hr separation)
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1401.6.4
Tenant and dwelling unit separations
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1401.6.5
Corridor walls
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1401.6.6
Vertical openings
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Number
of floors connected by vertical opening
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1401.6.7
HVAC systems
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1401.6.8
Automatic fire detection values
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Automatic
fire detection value, if permitted
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1401.6.9
Fire alarm systems
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1401.6.10
Smoke control values
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1401.6.11
Means of egress values
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1401.6.12
Dead-end values
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1401.6.13
Maximum exit access travel distance to an exit
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Maximum
actual exit access travel distance (feet)
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Maximum
exit access travel distance value
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1401.6.14
Elevator control values
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1401.6.15
Means-of-egress emergency lighting
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1401.6.16
Mixed occupancies
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1401.6.17
Sprinkler system values
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1401.6.18
Standpipes
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1401.6.19
Incidental use area values
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1401.6.20
Smoke compartmentation
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1401.6.21
Patient ability, concentration, smoke compartment location and ratio
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SAFETY
PARAMETERS
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FS
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ME
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GS
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****
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****
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****
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****
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****
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****
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