US Bridges

Local over Waterloo Creek

Fair

Allamakee County, Iowa · 100062413 · Structure no. 000000000362150

Built
1983
42 years old
Condition
Fair
inspected April 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
176 ft
3 main spans
Daily traffic
295
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Waterloo Creek is a prestressed concrete stringer/multi-beam or girder carrying Local over Waterloo Creek in Allamakee County, Iowa. It was built in 1983, so it is 42 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 295 vehicles a day, roughly 20% of them trucks, projected to reach 295 by 2043. The structure is 176 ft (53.6 m) long and 33 ft wide.

Location

Open in Google Maps
CarriesLocal
CrossesWaterloo Creek
Location100062413
RouteCounty Highway 0
CountyAllamakee County
StateIowa
Coordinates43.46946, -91.50428
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.5 US tons
Inventory rating38.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length176 ft (53.6 m)
Longest span65 ft (19.8 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic295 (2022)
Projected traffic295 by 2043
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Waterloo Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Local over Waterloo Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2022.

How much traffic does Local over Waterloo Creek carry?

About 295 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is Local over Waterloo Creek?

The structure is 176 ft (53.6 m) long with a longest span of 65 ft (19.8 m) and a deck 33 ft wide.

Who owns Local over Waterloo Creek?

It is owned by the County Highway Agency.