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EIA Home > Commercial > Special Topics > 1999 Building Activities > Warehouse and Storage > Equipment Table

Buildings, Size and Age Data by Equipment Types for Warehouse and Storage Buildings
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 Warehouse and Storage Buildings
603
100
10,477
100
17.4
24.5
 
Heating Equipment (more than one may apply)
Heat Pumps
45
7
888
8
19.8
44.5
Furnaces
176
29
3,270
31
18.6
21.5
Individual Space Heaters
104
17
3,560
34
34.3
24.5
District Heat
Q
Q
Q
Q
Q
Q
Boilers
41
7
1,369
13
33.5
14.5
Packaged Heating Units
76
13
3,542
34
46.6
25.5
Other
Q
Q
428
4
38.4
73.5
 
Main Heating Equipment
Heat Pumps
39
6
514
5
13.3
44.5
Furnaces
165
27
2,635
25
15.9
17.5
Individual Space Heaters
41
7
1,581
15
38.5
26.5
District Heat
Q
Q
Q
Q
Q
Q
Boilers
Q
Q
807
8
21.2
11.5
Packaged Heating Units
64
11
2,337
22
36.7
27.5
Other
Q
Q
221
2
22.6
73.5
 
Cooling Equipment (more than one may apply)
Residential-Type Central Air Conditioners
82
14
1,658
16
20.3
17.5
Heat Pumps
42
7
858
8
20.3
44.5
Individual Air Conditioners
85
14
2,155
21
25.3
25.5
District Chilled Water
Q
Q
Q
Q
Q
Q
Central Chillers
Q
Q
349
3
25.3
8.5
Packaged Air Conditioning Units
140
23
5,198
50
37.2
24.5
Swamp Coolers
Q
Q
179
2
31.2
16.5
Other
Q
Q
Q
Q
Q
Q
 
Main Cooling Equipment
Residential Type A/C Units
65
11
1,134
11
17.4
15.5
Heat Pumps
37
6
530
5
14.3
44.5
Individual Air Conditioners
60
10
840
8
14.0
25.5
District Chilled Water
N
N
N
N
N
N
Central Chillers
Q
Q
Q
Q
Q
Q
Packaged A/C Units
127
21
4,626
44
36.4
27.5
Swamp Coolers
Q
Q
Q
Q
Q
Q
Other
Q
Q
Q
Q
Q
Q
 
Main Equipment Replaced Since 1995 (more than one may apply)
Heating
45
7
1,459
14
32.3
24.5
Cooling
49
8
1,570
15
32.4
29.5
 
Lighting Equipment Types (more than one may apply)
Incandescent
172
28
3,803
36
22.1
24.5
Standard Fluorescent
340
56
8,200
78
24.1
24.5
Compact Fluorescent
30
5
1,192
11
40.4
28.5
High Intensity Discharge
92
15
3,870
37
41.9
11.5
Halogen
45
7
1,830
17
40.9
13.5
Other
Q
Q
Q
Q
Q
Q
 
Water Heating Equipment
Centralized System
140
23
3,914
37
28.0
24.5
Distributed System
79
13
2,070
20
26.1
14.5
Combination of Centralized and Distributed System
8
1
759
7
98.5
27.5
 
Commercial Refrigeration Equipment (more than one may apply)
Any Equipment
20
3
1,177
11
59.3
54.5
Walk-In Units
10
2
948
9
98.0
24.5
Cases or Cabinets
Q
Q
414
4
34.2
64.5
None
583
97
9,300
89
15.9
22.5
 
Personal Computers
None
341
57
2,703
26
7.9
19.5
1 to 4
155
26
2,284
22
14.7
28.5
5 to 9
42
7
1,074
10
25.6
25.5
10 to 19
35
6
1,255
12
36.2
19.5
20 to 49
19
3
1,457
14
74.8
21.5
50 to 99
8
1
1,024
10
122.7
19.5
100 to 249
2
0
413
4
266.2
13.5
250 or More
Q
Q
Q
Q
Q
Q
 
Photocopiers
None
434
72
4,603
44
10.6
21.5
One
112
19
1,910
18
17.1
26.5
2 to 4
47
8
2,637
25
56.1
30.5
5 to 9
7
1
875
8
116.8
14.5
10 or More
3
0
453
4
Q
21.5
 
Other Electronic Equipment (more than one may apply)
Laser Printers
158
26
5,735
55
36.3
29.5
FAX Machines
296
49
7,834
75
26.4
24.5
 
Energy-Related Space Functions (more than one may apply)
Commercial Food Preparation
Q
Q
Q
Q
Q
Q
Activities with Large Amounts of Hot Water
Q
Q
468
4
Q
24.5
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: January 16, 2003 11:45 AM
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