US Bridges

S.R. 149 over Mcmahon Creek

Good

Belmont County, Ohio · 3.23 Mi. N. of B&o RR · Structure no. 0704792

Built
1978
47 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
161 ft
3 main spans
Daily traffic
3,386
2018 count
Owner
State
State Highway Agency

About this bridge

S.R. 149 over Mcmahon Creek is a steel continuous stringer/multi-beam or girder carrying S.R. 149 over Mcmahon Creek in Belmont County, Ohio. It was built in 1978, so it is 47 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 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 3,386 vehicles a day, roughly 6% of them trucks, projected to reach 4,700 by 2038. The structure is 161 ft (49.1 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesS.R. 149
CrossesMcmahon Creek
Location3.23 Mi. N. of B&o RR
RouteState Highway 149
CountyBelmont County
StateOhio
Coordinates40.02217, -80.7969
Functional classUrban Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length161 ft (49.1 m)
Longest span60 ft (18.3 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,386 (2018)
Projected traffic4,700 by 2038
Trucks6%
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

OwnerState Highway Agency
Maintained byState 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 S.R. 149 over Mcmahon Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is S.R. 149 over Mcmahon 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 S.R. 149 over Mcmahon Creek carry?

About 3,386 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is S.R. 149 over Mcmahon Creek?

The structure is 161 ft (49.1 m) long with a longest span of 60 ft (18.3 m) and a deck 46 ft wide.

Who owns S.R. 149 over Mcmahon Creek?

It is owned by the State Highway Agency.