US 30 over Allen Creek

Fair Condition97 years old6,500 vehicles/day

Location

StateIowa
CountyHarrison
Location0.9 Mi. W Of Jct.29
CarriesUS 30
CrossesAllen Creek
Coordinates41.55003, -95.92914

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length73.2 ft (22.3 m)
Max Span26.9 ft (8.2 m)
Deck Width35.4 ft (10.8 m)
Deck Area240.8 sq m
Main Spans3
Year Built1929 (reconstructed 1966)

Traffic

Avg Daily Traffic6,500 (2022)
Truck Traffic19%
Lanes On Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Structure Number000000000027370

Nearby Bridges

SB I-29 over US 30 0.6 mi Fair I 29 NB over US 30 0.6 mi Fair NB I-29 over Over Up Rr 0.7 mi Good SB I-29 over Over Up Rr 0.7 mi Fair 305th ST over Allen Creek 1.0 mi Fair Local RD over I-29 1.2 mi Good US 30 over Wilson Ditch 1.2 mi Good US 30 over Uprr 1.3 mi Good Loc Canal ST over Willow River 1.3 mi Poor US 30 over Willow Creek 1.4 mi Fair