US Bridges

Ia 110 over Storm Lake Inlet

Good

Buena Vista County, Iowa · 1.3 Mi. S of Jct. Ia 7 · Structure no. 000000000607214

Built
1978
47 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
4,890
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 110 over Storm Lake Inlet is a prestressed concrete stringer/multi-beam or girder carrying Ia 110 over Storm Lake Inlet in Buena Vista County, Iowa. It was built in 1978, so it is 47 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,890 vehicles a day, roughly 4% of them trucks, projected to reach 4,890 by 2043. The structure is 54 ft (16.5 m) long and 47 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesIa 110
CrossesStorm Lake Inlet
Location1.3 Mi. S of Jct. Ia 7
RouteState Highway 110
CountyBuena Vista County
StateIowa
Coordinates42.63597, -95.23862
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 23 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.9 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span50 ft (15.2 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,890 (2022)
Projected traffic4,890 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ia 110 over Storm Lake Inlet built?

It was built in 1978, making it 47 years old in 2025.

What condition is Ia 110 over Storm Lake Inlet 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 December 2023.

How much traffic does Ia 110 over Storm Lake Inlet carry?

About 4,890 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Ia 110 over Storm Lake Inlet?

The structure is 54 ft (16.5 m) long with a longest span of 50 ft (15.2 m) and a deck 47 ft wide.

Who owns Ia 110 over Storm Lake Inlet?

It is owned by the State Highway Agency.