EB US 30 over Timber Creek

Good Condition30 years old7,300 vehicles/day

Location

StateIowa
CountyMarshall
Location3.0 Miles E Of Jct Ia 14
CarriesEB US 30
CrossesTimber Creek
Coordinates42.00689, -92.85458

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length191.9 ft (58.5 m)
Max Span77.1 ft (23.5 m)
Deck Width43.3 ft (13.2 m)
Deck Area772.2 sq m
Main Spans3
Year Built1996

Traffic

Avg Daily Traffic7,300 (2022)
Truck Traffic13%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000035321

Nearby Bridges

WB US 30 over Timber Creek 0.0 mi Good FM over N Timber CR 0.2 mi Fair FM over Small Stream 0.4 mi Fair US 30 EB over Over Up Rr 0.6 mi Good US 30 WB over Up Rr 0.6 mi Good FM over Timber Creek 0.6 mi Poor FM over Timber Creek 1.0 mi Fair Local over Creek 1.5 mi Good S 18th AVE over US 30 1.5 mi Good Local over Branch S Timber Creek 1.7 mi Poor