US Bridges

US 18 EB Ia 27 SB over US 218 T44

Good

Floyd County, Iowa · US 218 Intersection · Structure no. 000000000701035

Built
2022
3 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
172 ft
3 main spans
Daily traffic
4,600
2022 count
Owner
State
State Highway Agency

About this bridge

US 18 EB Ia 27 SB over US 218 T44 is a prestressed concrete stringer/multi-beam or girder carrying US 18 EB Ia 27 SB over US 218 T44 in Floyd County, Iowa. It was built in 2022, so it is 3 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,600 vehicles a day, roughly 27% of them trucks, projected to reach 4,600 by 2042. The structure is 172 ft (52.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 18 EB Ia 27 SB
CrossesUS 218 T44
LocationUS 218 Intersection
RouteU.S. Route 18
StateIowa
Coordinates43.1211, -92.73908
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length172 ft (52.4 m)
Longest span82 ft (25 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,600 (2022)
Projected traffic4,600 by 2042
Trucks27%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 18 EB Ia 27 SB over US 218 T44 built?

It was built in 2022, making it 3 years old in 2025.

What condition is US 18 EB Ia 27 SB over US 218 T44 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does US 18 EB Ia 27 SB over US 218 T44 carry?

About 4,600 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is US 18 EB Ia 27 SB over US 218 T44?

The structure is 172 ft (52.4 m) long with a longest span of 82 ft (25 m) and a deck 43 ft wide.

Who owns US 18 EB Ia 27 SB over US 218 T44?

It is owned by the State Highway Agency.