US Bridges

Brandon RD over Trib to Cedar River

Good

Black Hawk County, Iowa · 87-11-20-09-10 · Structure no. 000000000073841

Built
2009
16 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
707
2022 count
Owner
County
County Highway Agency

About this bridge

Brandon RD over Trib to Cedar River is a concrete culvert carrying Brandon RD over Trib to Cedar River in Black Hawk County, Iowa. It was built in 2009, so it is 16 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 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 707 vehicles a day, projected to reach 707 by 2043. The structure is 21 ft (6.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBrandon RD
CrossesTrib to Cedar River
Location87-11-20-09-10
RouteCounty Highway 0
StateIowa
Coordinates42.33958, -92.14967
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.5 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic707 (2022)
Projected traffic707 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Brandon RD over Trib to Cedar River built?

It was built in 2009, making it 16 years old in 2025.

What condition is Brandon RD over Trib to Cedar River 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 November 2023.

How much traffic does Brandon RD over Trib to Cedar River carry?

About 707 vehicles per day (2022 count).

How long is Brandon RD over Trib to Cedar River?

The structure is 21 ft (6.5 m) long with a longest span of 10 ft (3 m).

Who owns Brandon RD over Trib to Cedar River?

It is owned by the County Highway Agency.