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EIA Home > Commercial > Special Topics > 1999 Building Activities > Public Order and Safety > Equipment Table

Buildings, Size and Age Data by Equipment Types for Public Order and Safety
Number of Buildings (thousand)
Percent of Buildings
Floorspace (million square feet)
Percent of Floorspace
Square Feet per Building (thousand)
Median Age of Building (years)
 
All Public Order and Safety Buildings
72
100
1,168
100
16.2
24.5
 
Heating Equipment (more than one may apply)
Heat Pumps
Q
Q
Q
Q
Q
Q
Furnaces
Q
Q
Q
Q
Q
Q
Individual Space Heaters
22
31
232
20
10.4
16.5
District Heat
3
4
297
25
99.6
44.5
Boilers
30
42
541
46
18.0
43.5
Packaged Heating Units
11
15
251
21
22.7
19.5
Other
Q
Q
Q
Q
Q
Q
 
Main Heating Equipment
Heat Pumps
Q
Q
Q
Q
Q
Q
Furnaces
Q
Q
Q
Q
Q
Q
Individual Space Heaters
Q
Q
Q
Q
Q
Q
District Heat
3
4
276
24
106.8
44.5
Boilers
27
38
410
35
14.9
43.5
Packaged Heating Units
9
13
172
15
18.4
19.5
Other
Q
Q
Q
Q
Q
Q
 
Cooling Equipment (more than one may apply)
Residential-Type Central Air Conditioners
Q
Q
Q
Q
Q
Q
Heat Pumps
Q
Q
Q
Q
Q
Q
Individual Air Conditioners
11
15
284
24
26.6
12.5
District Chilled Water
Q
Q
Q
Q
Q
Q
Central Chillers
6
8
302
26
52.9
35.5
Packaged Air Conditioning Units
14
20
383
33
26.7
26.5
Swamp Coolers
Q
Q
Q
Q
Q
Q
Other
Q
Q
Q
Q
Q
Q
 
Main Cooling Equipment
Residential Type A/C Units
Q
Q
Q
Q
Q
Q
Heat Pumps
Q
Q
Q
Q
Q
Q
Individual Air Conditioners
Q
Q
Q
Q
Q
Q
District Chilled Water
Q
Q
Q
Q
Q
Q
Central Chillers
5
7
260
22
50.7
35.5
Packaged A/C Units
13
18
259
22
20.0
25.5
Swamp Coolers
N
N
N
N
N
N
Other
Q
Q
Q
Q
Q
Q
 
Main Equipment Replaced Since 1995 (more than one may apply)
Heating
14
19
177
15
13.0
21.5
Cooling
12
17
243
21
20.1
14.5
 
Lighting Equipment Types (more than one may apply)
Incandescent
31
43
513
44
16.7
16.5
Standard Fluorescent
57
80
984
84
17.1
28.5
Compact Fluorescent
6
8
304
26
53.8
35.5
High Intensity Discharge
6
9
319
27
50.5
19.5
Halogen
Q
Q
Q
Q
Q
Q
Other
Q
Q
Q
Q
Q
Q
 
Water Heating Equipment
Centralized System
35
49
605
52
17.2
43.5
Distributed System
Q
Q
Q
Q
Q
Q
Combination of Centralized and Distributed System
Q
Q
Q
Q
Q
Q
 
Commercial Refrigeration Equipment (more than one may apply)
Any Equipment
Q
Q
221
19
22.2
16.5
Walk-In Units
3
4
163
14
53.4
14.5
Cases or Cabinets
Q
Q
Q
Q
Q
Q
None
62
86
948
81
15.2
28.5
 
Personal Computers
None
Q
Q
Q
Q
Q
Q
1 to 4
36
50
302
26
8.3
33.5
5 to 9
Q
Q
Q
Q
Q
Q
10 to 19
Q
Q
Q
Q
Q
Q
20 to 49
Q
Q
Q
Q
Q
Q
50 to 99
Q
Q
Q
Q
Q
Q
100 to 249
Q
Q
Q
Q
Q
Q
250 or More
Q
Q
Q
Q
Q
Q
 
Photocopiers
None
44
62
442
38
10.0
21.5
One
Q
Q
163
14
14.0
49.5
2 to 4
13
18
267
23
20.7
12.5
5 to 9
Q
Q
Q
Q
Q
Q
10 or More
Q
Q
Q
Q
Q
Q
 
Other Electronic Equipment (more than one may apply)
Laser Printers
37
51
803
69
21.7
30.5
FAX Machines
31
43
751
64
24.3
16.5
 
Energy-Related Space Functions (more than one may apply)
Commercial Food Preparation
Q
Q
290
25
25.7
16.5
Activities with Large Amounts of Hot Water
15
21
415
36
27.9
21.5
Q=Data withheld because the Relative Standard Error (RSE) was greater than 50 percent, or fewer than 20 buildings were sampled; N=No cases in responding sample.
Source: Energy Information Administration, 1999 Commercial Buildings Energy Consumption Survey.

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Release date: July 24, 2002
Page last modified: June 6, 2007 2:03 PM
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