US Bridges

Bus Brown DR over Drainage

Good

Harrison County, Iowa · East of Lincolnway · Structure no. 000000000178622

Built
2017
8 years old
Condition
Good
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 Drainage is a concrete stringer/multi-beam or girder carrying Bus Brown DR over Drainage in Harrison County, Iowa. It was built in 2017, so it is 8 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 1,225 vehicles a day, projected to reach 1,225 by 2044. The structure is 31 ft (9.6 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBus Brown DR
CrossesDrainage
LocationEast of Lincolnway
RouteCity Street 0
StateIowa
Coordinates41.74385, -95.69798
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating53.9 US tons
Inventory rating41.4 US tons

Structure

MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length31 ft (9.6 m)
Longest span30 ft (9.1 m)
Deck width35 ft (10.7 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 Drainage built?

It was built in 2017, making it 8 years old in 2025.

What condition is Bus Brown DR over Drainage 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 June 2024.

How much traffic does Bus Brown DR over Drainage carry?

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

How long is Bus Brown DR over Drainage?

The structure is 31 ft (9.6 m) long with a longest span of 30 ft (9.1 m) and a deck 35 ft wide.

Who owns Bus Brown DR over Drainage?

It is owned by the City or Municipal Highway Agency.