UFC 3-310-01
25 May 2005
OCCUPANCY OR USE
UNIFORM
CONCENTRATED
kPa
(psf)
kN
(lbs.)
40. Mechanical telephone and radio
equipment room
7.2
150
---
---
41. Morgue
4.8
100
---
---
42. Office buildings
File and computer rooms shall
be designed for heavier
loads based on anticipated
occupancy
Lobbies and first floor corridors
4.8
100
8.9
2,000
Offices
2.4
50
8.9
2,000
Corridors above first floor
3.8
80
8.9
2,000
43. Penal Institutions
Cell blocks
1.9
40
---
---
Corridors
4.8
100
44. Post offices
---
---
100
4.8
General area
125
6.0
Work rooms
45. Power plants
9.6
200
---
---
46. Projection booths
4.8
100
---
---
47. Promenade roof
2.9
60
---
---
48. Pump houses
4.8
100
---
---
49. Recreation room
4.8
100
---
---
50. Receiving rooms (radio)
including roof areas
7.2
150
---
---
supporting antennas and
electronic equipment
51. Refrigeration storage rooms
Dairy
200
9.6
Meat
12.0
250
---
---
13.2
Vegetable
275
52. Residential
One & two family dwellings
Uninhabitable attics without
storage
0.5
10
Uninhabitable attics with
storage
1.0
20
Habitable attics and
sleeping areas
1.4
30
---
---
All other areas except
balconies and decks
1.9
40
Hotels and multifamily dwellings
Private rooms & corridors
serving them
1.9
40
Public rooms and corridors
serving them
4.8
100
53. Reviewing stands, grandstands
Note c
Note c
---
---
and bleachers
54. Roofs
Section
Section
Section
Section
1607.11 - IBC
1607.11 - IBC
1607.11 - IBC
1607.11 - IBC
55. Schools
Classrooms
1.9
40
4.45
1,000
Corridors above first floor
3.8
80
4.45
1,000
First floor corridors
4.8
100
4.45
1,000
B-3
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