US Bridges

Mason Road over Beaver Creek

Good

Gratiot County, Michigan · Sec 35-36 Wheeler Twp · Structure no. 000000000003179

Built
1983
42 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
95
2003 count
Owner
County
County Highway Agency

About this bridge

Mason Road over Beaver Creek is a prestressed concrete box beam or girders - multiple carrying Mason Road over Beaver Creek in Gratiot County, Michigan. It was built in 1983, so it is 42 years old, younger than the Michigan average of 48.3 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 95 vehicles a day, projected to reach 125 by 2023. The structure is 64 ft (19.5 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMason Road
CrossesBeaver Creek
LocationSec 35-36 Wheeler Twp
RouteCounty Highway 0
Coordinates43.38823, -84.38957
Functional classRural Minor 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.5 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length64 ft (19.5 m)
Longest span63 ft (19.2 m)
Deck width37 ft (11.4 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic95 (2003)
Projected traffic125 by 2023
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Mason Road over Beaver Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Mason Road over Beaver 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 June 2023.

How much traffic does Mason Road over Beaver Creek carry?

About 95 vehicles per day (2003 count).

How long is Mason Road over Beaver Creek?

The structure is 64 ft (19.5 m) long with a longest span of 63 ft (19.2 m) and a deck 37 ft wide.

Who owns Mason Road over Beaver Creek?

It is owned by the County Highway Agency.