I-526 WB over S-771 Parmount ST

Fair Condition40 years old40,050 vehicles/day

Location

StateSouth Carolina
CountyCharleston
LocationIn N Charleston
CarriesI-526 WB
CrossesS-771 Parmount ST
Coordinates32.85257, -80.02041

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length155.8 ft (47.5 m)
Max Span97.1 ft (29.6 m)
Deck Width42.7 ft (13 m)
Deck Area617.5 sq m
Main Spans3
Year Built1986

Traffic

Avg Daily Traffic40,050 (2023)
Truck Traffic6%
Lanes On Bridge2
Lanes Under Bridge6

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000007973

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