US Bridges

Bridge Street over Looking Glass River

Fair

Clinton County, Michigan · 0.8 MI N of S City Limits · Structure no. 000000000002026

Built
1993
32 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
78 ft
2 main spans
Daily traffic
3,900
2006 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bridge Street over Looking Glass River is a prestressed concrete box beam or girders - multiple carrying Bridge Street over Looking Glass River in Clinton County, Michigan. It was built in 1993, so it is 32 years old, younger 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.

It carries about 3,900 vehicles a day, roughly 2% of them trucks, projected to reach 4,700 by 2026. The structure is 78 ft (23.8 m) long and 44 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBridge Street
CrossesLooking Glass River
Location0.8 MI N of S City Limits
RouteCity Street 1959
Coordinates42.8399, -84.56913
Functional classUrban Local

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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating32.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length78 ft (23.8 m)
Longest span37 ft (11.3 m)
Deck width44 ft (13.4 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,900 (2006)
Projected traffic4,700 by 2026
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bridge Street over Looking Glass River built?

It was built in 1993, making it 32 years old in 2025.

What condition is Bridge Street over Looking Glass 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 October 2024.

How much traffic does Bridge Street over Looking Glass River carry?

About 3,900 vehicles per day (2006 count), of which roughly 2% are trucks.

How long is Bridge Street over Looking Glass River?

The structure is 78 ft (23.8 m) long with a longest span of 37 ft (11.3 m) and a deck 44 ft wide.

Who owns Bridge Street over Looking Glass River?

It is owned by the City or Municipal Highway Agency.