Project: Isle of Palms Connector (SC 517)
Summary
The Isle of Palms Connector (SC 517) is a 3.84 mile fixed span bridge connecting the mainland town of Mount Pleasant, SC with the island on the Charleston, Carolina coast which created opportunities for commercial development along US 17.
Characteristics and Setting
Classification/Type
Bridge
Transportation Mode
Highway
Usage
23,600
Length (mi)
4.00
Economic Distress
1.09
Population Density (ppl/sq mi)
371
Population Growth Rate (%)
1.6%
Employment Growth Rate (%)
2.7%
Market Size
228,216
Airport Travel Distance (mi)
13.0000
Topography
1
Geography
Region
Southeast
State
SC
County
Charleston
City
Mt Pleasant, Isle of Palms
Urban/Class Level
Metro
Local Area
N/A
Impact Area
N/A
Transportation System
None
Timing
Initial Study Date
N/A
Post Construction Study Date
1998
Construction Start Date
1990
Construction End Date
1993
Months Duration
N/A
Costs
Project Year of Expenditure (YOE)
N/A
Planned Cost (YOE $)
N/A
Actual Cost (YOE $)
$35,000,000
Actual Cost (2022$)
$96,205,600
Pre/Post Conditions
NOTE: All pre/post dollar values are in 2022$
Transportation
| Measure | Pre project | Post project | Change | % Change |
|---|
Impacts
NOTE: All impact dollar values are in 2022$
| Measure | Total |
|---|
Case Location
Narrative
ISLE OF PALMS CONNECTOR CHARLESTON, SC
Attachments
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