OFFICE BUILDING MODERNIZATION OPTION A:
SHELL & CORE SUMMARY
MINIMAL FAADE RENOVATION
Prepared: 1 August 2003
Shell & Core
Reference Date: 10/1/2003
"Great Society" Mid Rise Office Building
Area excl Parking: 265,200 GSF
Shell & Core
TOTAL
Total Cost
RATE
Market
No Market
Equivalent
Comparable
TOTAL
DESCRIPTION
$/gsf
%
$
$
$
A10
Foundations
0
0
0.00
0.00%
A20
On Grade/Below Grade Construction
0
0
0.00
0.00%
B10
Superstructure
214,812
-
214,812
0.81
1.04%
B20
Exterior Enclosure
4,398,249
4,398,249
16.58
21.38%
B30
Roofing
17,250
17,250
0.07
0.08%
C10
Interior Construction
703,521
-
703,521
2.65
3.42%
C30
Interior Finishes
1,253,271
1,253,271
4.73
6.09%
D10
Conveying Systems
141,231
141,231
0.53
0.69%
D20
Plumbing
652,392
31,824
684,216
2.58
3.17%
D30
HVAC
2,824,380
1,063,452
3,887,832
14.66
13.73%
D40
Fire Protection
556,920
556,920
2.10
2.71%
D50
Electrical
3,174,444
3,174,444
11.97
15.43%
E10
Equipment
0
0
0.00
0.00%
E20
Furnishings
25,919
25,919
0.10
0.13%
F10
Special Construction
0
0
0.00
0.00%
F20
Selective Building Demolition
6,612,862
6,612,862
24.94
32.14%
G10
Building Sitework
0
0
0.00
0.00%
G50
Other Site Construction
0
0
0.00
0.00%
Estimated Direct Construction Cost
20,575,251
1,095,276
21,670,527
81.71
100.00%
Design Contingency - Allowance
10%
2,057,525
109,528
2,167,053
8.17
Phasing Premium
5%
1,131,639
60,240
1,191,879
4.49
General Conditions and Profit - Allowance
15%
3,564,662
189,757
3,754,419
14.16
Estimated Construction Cost at Award
27,329,077
1,454,800
28,783,877
108.54
Cost of Art-In-Architecture - Allowance
0.5%
136,645
7,274
143,919
0.54
Construction Contingency - Allowance
7%
1,922,601
102,345
2,024,946
7.64
Estimated Construction Cost
29,388,323
1,564,420
30,952,742
116.71
Unit Cost
110.82
5.90
116.71
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