US Bridges

Bonham Road over Four Mile Creek

Good

Butler County, Ohio · 1.5 Miles South of TR57 · Structure no. 0930001

Built
2016
9 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
141 ft
3 main spans
Daily traffic
770
2020 count
Owner
County
County Highway Agency

About this bridge

Bonham Road over Four Mile Creek is a concrete continuous slab carrying Bonham Road over Four Mile Creek in Butler County, Ohio. It was built in 2016, so it is 9 years old, younger than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 770 vehicles a day, roughly 3% of them trucks, projected to reach 920 by 2040. The structure is 141 ft (43.1 m) long and 41 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBonham Road
CrossesFour Mile Creek
Location1.5 Miles South of TR57
RouteCounty Highway 58
StateOhio
Coordinates39.51931, -84.72982
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating64.3 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length141 ft (43.1 m)
Longest span54 ft (16.4 m)
Deck width41 ft (12.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic770 (2020)
Projected traffic920 by 2040
Trucks3%
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 Bonham Road over Four Mile Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is Bonham Road over Four Mile Creek 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 March 2023.

How much traffic does Bonham Road over Four Mile Creek carry?

About 770 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Bonham Road over Four Mile Creek?

The structure is 141 ft (43.1 m) long with a longest span of 54 ft (16.4 m) and a deck 41 ft wide.

Who owns Bonham Road over Four Mile Creek?

It is owned by the County Highway Agency.