US Bridges

Local over Rogg CR

Fair

Sioux County, Iowa · 097461401 · Structure no. 000000000312920

Built
1969
56 years old
Condition
Fair
inspected December 2023
Type
Slab
Concrete
Length
28 ft
1 main span
Daily traffic
71
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Rogg CR is a concrete slab carrying Local over Rogg CR in Sioux County, Iowa. It was built in 1969, so it is 56 years old, older 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 71 vehicles a day, projected to reach 71 by 2043. The structure is 28 ft (8.5 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLocal
CrossesRogg CR
Location097461401
RouteCounty Highway 0
CountySioux County
StateIowa
Coordinates43.22946, -96.24221
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.1 US tons
Inventory rating34.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span24 ft (7.3 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71 (2022)
Projected traffic71 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Rogg CR built?

It was built in 1969, making it 56 years old in 2025.

What condition is Local over Rogg CR 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 December 2023.

How much traffic does Local over Rogg CR carry?

About 71 vehicles per day (2022 count).

How long is Local over Rogg CR?

The structure is 28 ft (8.5 m) long with a longest span of 24 ft (7.3 m) and a deck 30 ft wide.

Who owns Local over Rogg CR?

It is owned by the County Highway Agency.