Sustainable Design Comparison


Subject: Utility Consumption
Description:
Project Life Cycle = 20 Years Anderson Hall Rinker Hall
Discount Rate = 4.80% Year Completed 2002 Year Completed: 2002
Present Time = Jan-05 Square Footage 47,757 Square Footage 46,530

INITIAL COSTS Quantity UM Unit Price Est. PW Est. PW
Construction Costs
A. Daylighting Premium 1 LS $0.00 0 0 370,000 370,000
B. Energy Premium 1 LS $0.00 0 233,000 233,000
C. Water Conservation 1 LS $0.00 0 52,500 52,500
D. $0.00 0 0
Total Initial Cost 0 655,500
Initial Cost PW Savings (Compared to Alt. 1) (655,500)

ANNUAL COSTS
 Description Escl. % PWA
A. Chilled Water 2.000% 15.234 $21,072 $321,016 $19,692 $299,992
B. Water 2.000% 15.234 $677 10,314 $81 1,234
C. Steam 2.000% 15.234 $2,603 39,655 $3,166 48,232
D. Electricity 2.000% 15.234 $28,019 426,848 $31,767 483,946
E. Waste Water** 2.000% 15.234 $1,286 19,596 $154 2,345
F. 0.000% 12.676 0 0
Total Annual Costs (Present Worth) $817,428 $835,748

Total Life Cycle Costs (Present Worth) $817,428 $1,491,248
Life Cycle Savings (Compared to Alt. 1) ($673,821)
Total Life Cycle Costs (Annualized) PP Factor 0.0789 64,485 Per Year 117,641 Per Year

 **University Facilities Management does not charge Wastewater to buildings; however, UF Physical Plant division
 has established a wastwater processing fee of $1.90/kgal


Figure 4-15. Life Cycle-Cost Analysis for Rinker Hall vs. Anderson Hall