Sr-18 Intchg X-rd over I-15 (sr-15) & Int.

Fair Condition54 years old33,564 vehicles/day

Location

StateUtah
CountyWashington
LocationSo.st.george Interchange
CarriesSr-18 Intchg X-rd
CrossesI-15 (sr-15) & Int.
Coordinates37.08329, -113.58262

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length282.8 ft (86.2 m)
Max Span138.5 ft (42.2 m)
Deck Width104.3 ft (31.8 m)
Deck Area2741.2 sq m
Main Spans2
Year Built1972 (reconstructed 1992)

Traffic

Avg Daily Traffic33,564 (2022)
Truck Traffic35%
Lanes On Bridge6
Lanes Under Bridge6

Inspection & Ownership

Last Inspection123
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0C 588

Nearby Bridges