US Bridges

TR99 Thompson RD over Mill Creek

Good

Union County, Ohio · 0.2 MI West of Bellepoint · Structure no. 8036101

Built
2010
15 years old
Condition
Good
inspected November 2024
Type
Truss - Thru
Wood or Timber
Length
130 ft
1 main span
Daily traffic
152
2015 count
Owner
County
County Highway Agency

About this bridge

TR99 Thompson RD over Mill Creek is a wood or timber truss - thru carrying TR99 Thompson RD over Mill Creek in Union County, Ohio. It was built in 2010, so it is 15 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 152 vehicles a day, roughly 8% of them trucks, projected to reach 211 by 2041. The structure is 130 ft (39.6 m) long and 26 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesTR99 Thompson RD
CrossesMill Creek
Location0.2 MI West of Bellepoint
RouteCounty Highway T0099
StateOhio
Coordinates40.24275, -83.23327
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating39.2 US tons

Structure

Structure typeTruss - Thru
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHL 93
Structure length130 ft (39.6 m)
Longest span125 ft (38.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic152 (2015)
Projected traffic211 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 TR99 Thompson RD over Mill Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is TR99 Thompson RD over Mill 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 November 2024.

How much traffic does TR99 Thompson RD over Mill Creek carry?

About 152 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is TR99 Thompson RD over Mill Creek?

The structure is 130 ft (39.6 m) long with a longest span of 125 ft (38.1 m) and a deck 26 ft wide.

Who owns TR99 Thompson RD over Mill Creek?

It is owned by the County Highway Agency.