Old Portland RD over I-80

Fair Condition60 years old170 vehicles/day

Location

StateIowa
CountyDallas
Location2.0 Mi. E Of Jct. 169
CarriesOld Portland RD
CrossesI-80
Coordinates41.54411, -93.97378

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length240.2 ft (73.2 m)
Max Span68.9 ft (21 m)
Deck Width32.5 ft (9.9 m)
Deck Area724.7 sq m
Main Spans4
Year Built1966

Traffic

Avg Daily Traffic170 (2022)
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionDecember 2022
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000022320

Nearby Bridges

EB I-80 over North Raccoon River 0.3 mi Fair I 80 EB over North Raccoon River 0.3 mi Good WB I-80 over North Raccoon River 0.4 mi Fair FM over South Raccoon River 0.4 mi Fair WB I-80 over South Raccoon River 0.5 mi Fair I 80 EB over South Raccoon River 0.6 mi Good EB I-80 over South Raccoon River 0.6 mi Fair FM over Bulger Creek 1.0 mi Good FM over Over Iais Rr 1.0 mi Poor R 16 (r Ave) over I-80 1.1 mi Fair