Energy Cost Budget (ECB) Compliance
Project Name:
GSA LEED Cost Study - Office - Minimal Facade Renovation: #3B (Silver)
Contact Person:
Energy Summary by End Use
Proposed Building
Budget Building
Proposed /
End Use
Energy Type*
Energy
Peak
Energy
Peak
Budget
3
3
3
3
Energy (%)
(10 Btu)
(10 Btu/h)
(10 Btu)
(10 Btu/h)
Regulated
Lighting - Conditioned
E
2,586,890
739
3,628,263
1033
71.3%
Space Heating (1)
E
23,737
20
28,971
20
81.9%
Space Heating (2)
NG
2,430,600
523
2,990,900
536
81.3%
Space Cooling
E
733,051
825
1,100,435
1061
66.6%
Pumps
E
110,975
67
125,927
59
88.1%
Heat Rejection
E
260,503
159
356,175
225
73.1%
Fans
E
1,713,360
899
2,424,117
792
70.7%
Service water heating
NG
194,200
16
194,200
16
100.0%
Sub-Total Regulated
8,053,316
10,848,988
74.2%
Non-Regulated/Process
Office Equipment
E
3,943,201
977
3,943,201
977
100.0%
Task Lighting
E
441,035
198
441,035
198
100.0%
Lighting - Exterior
E
156,918
34
156,918
34
100.0%
Elevators & escalators
E
163,790
115
163,790
115
100.0%
Refrigeration (food, etc.)
NA
NA
NA
NA
NA
Cooking (commercial)
NA
NA
NA
NA
NA
Sub-Total Non-Regulated/Process
4,704,943
4,704,943
100.0%
Total Building Consumption
12,758,259
15,553,931
82.0%
* E = Electricity (kWh); NG = Natural Gas (Therms or CCF); FO2 = #2 Fuel Oil (gal); FO6 = #6 Fuel Oil (gal); S = Steam (mmbtu);
CW = Chilled Water (ton-h)
Energy and Cost Summary by Fuel Type
Proposed Building
Budget Building
Proposed / Budget
(DEC'')
(ECB')
(DEC'' / ECB')
Energy
Cost
Energy
Cost
Energy
Cost
(103 Btu)
(103 Btu)
($)
($)
(%)
(%)
5,428,516
138,332
7,663,888
192,297
70.8%
71.9%
Natural Gas
2,624,800
13,409
3,185,100
16,210
82.4%
82.7%
Other Fossil Fuel
District steam
Total Nonsolar
8,053,316
151,741
10,848,988
208,507
74.2%
72.8%
Solar or site recovered
Total Including Solar
8,053,316
151,741
10,848,988
208,507
74.2%
72.8%
* These results use assumptions for showing compliance during a typical year; actual energy costs may be substantially different.
Percent Savings = (ECB' $ - DEC'' $)/ECB' $ =
27.22%
Scale
2.1
Renovation : EA Credit 1 Points =
5
sf
kBtu/sf
Building Area
279000
45.7
GSA LEED Cost STudy - Appendix J
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