US Bridges

Matthews Street over Tawas River

FairPosted for load

Iosco County, Michigan · Tawas City · Structure no. 000000000004162

Built
1972
53 years old
Condition
Fair
inspected September 2023
Type
Girder and Floorbeam System
Wood or Timber
Length
52 ft
2 main spans
Daily traffic
1,380
2006 count
Owner
City
City or Municipal Highway Agency

About this bridge

Matthews Street over Tawas River is a wood or timber girder and floorbeam system carrying Matthews Street over Tawas River in Iosco County, Michigan. It was built in 1972, so it is 53 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,380 vehicles a day, roughly 3% of them trucks, projected to reach 2,500 by 2026. The structure is 52 ft (15.8 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMatthews Street
CrossesTawas River
LocationTawas City
RouteCity Street 3553
Coordinates44.26638, -83.52086
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating52.1 US tons
Inventory rating37.1 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20 + Mod
Structure length52 ft (15.8 m)
Longest span25 ft (7.6 m)
Deck width39 ft (11.8 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,380 (2006)
Projected traffic2,500 by 2026
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

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 Matthews Street over Tawas River built?

It was built in 1972, making it 53 years old in 2025.

What condition is Matthews Street over Tawas River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Matthews Street over Tawas River carry?

About 1,380 vehicles per day (2006 count), of which roughly 3% are trucks.

How long is Matthews Street over Tawas River?

The structure is 52 ft (15.8 m) long with a longest span of 25 ft (7.6 m) and a deck 39 ft wide.

Who owns Matthews Street over Tawas River?

It is owned by the City or Municipal Highway Agency.