PRELIMINARY COST ESTIMATE
WILSON SPRING BUSINESS TECHNOLOGY PARK
0.5-Acre Impact Option
FY022108
August 14, 2002
| |
Item |
Quantity |
Unit |
Unit Price |
Extended |
| |
|
|
|
|
|
| |
General: |
|
|
|
|
| |
Mobilization |
1 |
LS |
$5,000.00 |
$5,000.00 |
| |
Trenching and Safety |
1 |
LS |
$500.00 |
$500.00 |
| |
Erosion Control |
1 |
LS |
$100,000.00 |
$100,000.00 |
| |
Clearing and Grubbing |
1 |
LS |
$5,000.00 |
$5,000.00 |
| |
|
|
|
|
|
| |
|
|
|
Subtotal |
$110,500.00 |
| |
|
|
|
|
|
| |
Street Construction: |
|
|
|
|
| |
33' Collector Street |
5360 |
LF |
$291.00 |
$1,559,760.00 |
| |
25' Local Street |
6080 |
LF |
$243.00 |
$1,477,440.00 |
| |
24" CMP |
1860 |
LF |
$31.00 |
$57,660.00 |
| |
Headwalls |
31 |
EA |
$1,000.00 |
$31,000.00 |
| |
Street Lighting |
39 |
EA |
$2,500.00 |
$97,500.00 |
| |
Electrical Service |
1 |
LS |
$5,000.00 |
$5,000.00 |
| |
Street Striping - 4" white edges |
22880 |
LF |
$3.50 |
$80,080.00 |
| |
Signage |
1 |
LS |
$5,000.00 |
$5,000.00 |
| |
Retaining Wall |
1 |
LS |
$84,000.00 |
$84,000.00 |
| |
Boulevard Entrance off Shiloh |
200 |
LF |
$400.00 |
$80,000.00 |
| |
|
|
|
|
|
| |
|
|
|
Subtotal |
$3,477,440.00 |
| |
|
|
|
|
|
| |
Bridges: |
|
|
|
|
| |
100' Clear Span - 13' wide |
|
|
|
|
| |
with 8' sidewalk on one side |
2100 |
SF |
$70.00 |
$147,000.00 |
| |
50' Clear Span - 33' wide |
|
|
|
|
| |
with 8' sidewalk on one side |
2050 |
SF |
$85.00 |
$174,250.00 |
| |
|
|
|
|
|
| |
|
|
|
Subtotal |
$321,250.00 |
| |
|
|
|
|
|
| |
Sidewalks: |
|
|
|
|
| |
Compacted Hillside/ Embankment |
700 |
CY |
$15.00 |
$10,500.00 |
| |
Concrete Sidewalk (10' x 6") |
11200 |
LF |
$30.50 |
$341,600.00 |
| |
Earthwork for Swale Crossings |
12 |
EA |
$1,500.00 |
$18,000.00 |
| |
18" CMP |
120 |
LF |
$25.00 |
$3,000.00 |
| |
24" CMP |
440 |
LF |
$31.00 |
$13,640.00 |
| |
|
|
|
|
|
| |
|
|
|
Subtotal |
$386,740.00 |
| |
|
|
|
|
|
| |
Sewer: |
|
|
|
$1,153,000.00 |
| |
|
|
|
|
|
| |
Water: |
|
|
|
$1,224,000.00 |
| |
|
|
|
|
|
| |
Total |
|
|
|
$6,672,930.00 |
| |
|
|
|
|
|
| |
Contingency (20%) |
|
|
|
$1,334,586.00 |
| |
|
|
|
|
|
| |
Construction Cost |
|
|
|
$8,007,516.00 |
| |
|
|
|
|
|
| |
Mitigation Cost |
|
Est. |
$6,250.00 to $12,500.00 |
|
| |
|
|
|
|
|
| |
Total Project Cost |
|
|
$8,013,766.00 to $8,020,016.00 |
|
| Source: Microsoft Excel file named "HalfAcreImpact-814.xls" graciously provided by General Services Director Gary Dumas via e-mail on August 20, 2002. View plan. |
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