US Bridges

Terry HWY over Black Creek

Good

Lenawee County, Michigan · 0.3 MI N of Weston RD · Structure no. 000000000005635

Built
1987
38 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
38 ft
2 main spans
Daily traffic
40
2006 count
Owner
County
County Highway Agency

About this bridge

Terry HWY over Black Creek is a wood or timber stringer/multi-beam or girder carrying Terry HWY over Black Creek in Lenawee County, Michigan. It was built in 1987, so it is 38 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 40 vehicles a day, roughly 1% of them trucks, projected to reach 150 by 2026. The structure is 38 ft (11.5 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTerry HWY
CrossesBlack Creek
Location0.3 MI N of Weston RD
RouteCounty Highway 0
Coordinates41.77379, -84.11793
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
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than 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 alignment7: Better than present minimum criteria
Operating rating72.8 US tons
Inventory rating52.5 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length38 ft (11.5 m)
Longest span19 ft (5.7 m)
Deck width25 ft (7.7 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2006)
Projected traffic150 by 2026
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Terry HWY over Black Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Terry HWY over Black 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 2023.

How much traffic does Terry HWY over Black Creek carry?

About 40 vehicles per day (2006 count), of which roughly 1% are trucks.

How long is Terry HWY over Black Creek?

The structure is 38 ft (11.5 m) long with a longest span of 19 ft (5.7 m) and a deck 25 ft wide.

Who owns Terry HWY over Black Creek?

It is owned by the County Highway Agency.