I090 E over South Gate RD Ck

Fair Condition63 years old9,360 vehicles/day

Location

StateSouth Dakota
CountyPennington
Location1.5 W Exit 67
CarriesI090 E
CrossesSouth Gate RD Ck
Coordinates44.11759, -103.08028

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length242.1 ft (73.8 m)
Max Span94.2 ft (28.7 m)
Deck Width34.8 ft (10.6 m)
Deck Area782.3 sq m
Main Spans3
Year Built1963 (reconstructed 1982)

Traffic

Avg Daily Traffic9,360 (2024)
Truck Traffic15%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000052485276

Nearby Bridges