US Bridges

Bus Brown DR over Unnamed Creek

Fair

Harrison County, Iowa · East of Lincolnway · Structure no. 000000000505350

Built
2015
10 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
31 ft
1 main span
Daily traffic
1,225
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bus Brown DR over Unnamed Creek is a concrete stringer/multi-beam or girder carrying Bus Brown DR over Unnamed Creek in Harrison County, Iowa. It was built in 2015, so it is 10 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 1,225 vehicles a day, projected to reach 1,225 by 2044. The structure is 31 ft (9.6 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBus Brown DR
CrossesUnnamed Creek
LocationEast of Lincolnway
RouteCity Street 0
StateIowa
Coordinates41.74372, -95.70282
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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating41.1 US tons

Structure

MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length31 ft (9.6 m)
Longest span30 ft (9.1 m)
Deck width34 ft (10.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,225 (2022)
Projected traffic1,225 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Bus Brown DR over Unnamed Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is Bus Brown DR over Unnamed Creek 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 June 2024.

How much traffic does Bus Brown DR over Unnamed Creek carry?

About 1,225 vehicles per day (2022 count).

How long is Bus Brown DR over Unnamed Creek?

The structure is 31 ft (9.6 m) long with a longest span of 30 ft (9.1 m) and a deck 34 ft wide.

Who owns Bus Brown DR over Unnamed Creek?

It is owned by the City or Municipal Highway Agency.