US Bridges

Brandon RD over Cedar River

Fair

Black Hawk County, Iowa · 87-11-19-04 · Structure no. 000000000365810

Built
2012
13 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
526 ft
4 main spans
Daily traffic
1,542
2022 count
Owner
County
County Highway Agency

About this bridge

Brandon RD over Cedar River is a prestressed concrete stringer/multi-beam or girder carrying Brandon RD over Cedar River in Black Hawk County, Iowa. It was built in 2012, so it is 13 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 1,542 vehicles a day, roughly 20% of them trucks, projected to reach 1,542 by 2044. The structure is 526 ft (160.3 m) long and 43 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesBrandon RD
CrossesCedar River
Location87-11-19-04
RouteCounty Highway 0
StateIowa
Coordinates42.33511, -92.16472
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
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 rating51.8 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length526 ft (160.3 m)
Longest span132 ft (40.2 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,542 (2022)
Projected traffic1,542 by 2044
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Brandon RD over Cedar River built?

It was built in 2012, making it 13 years old in 2025.

What condition is Brandon RD over Cedar River 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 November 2024.

How much traffic does Brandon RD over Cedar River carry?

About 1,542 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is Brandon RD over Cedar River?

The structure is 526 ft (160.3 m) long with a longest span of 132 ft (40.2 m) and a deck 43 ft wide.

Who owns Brandon RD over Cedar River?

It is owned by the County Highway Agency.