US Bridges

US-127 NB over Looking Glass River

Fair

Clinton County, Michigan · Dewitt Twp Sec 2 · Structure no. 000000000012694

Built
1997
28 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
303 ft
3 main spans
Daily traffic
14,359
2007 count
Owner
State
State Highway Agency

About this bridge

US-127 NB over Looking Glass River is a prestressed concrete stringer/multi-beam or girder carrying US-127 NB over Looking Glass River in Clinton County, Michigan. It was built in 1997, so it is 28 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 14,359 vehicles a day, roughly 8% of them trucks, projected to reach 18,793 by 2018. The structure is 303 ft (92.5 m) long and 59 ft wide.

CarriesUS-127 NB
CrossesLooking Glass River
LocationDewitt Twp Sec 2
RouteU.S. Route 127
Coordinates42.85466, -84.51848
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating38.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length303 ft (92.5 m)
Longest span100 ft (30.6 m)
Deck width59 ft (18.1 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,359 (2007)
Projected traffic18,793 by 2018
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 US-127 NB over Looking Glass River built?

It was built in 1997, making it 28 years old in 2025.

What condition is US-127 NB 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 May 2024.

How much traffic does US-127 NB over Looking Glass River carry?

About 14,359 vehicles per day (2007 count), of which roughly 8% are trucks.

How long is US-127 NB over Looking Glass River?

The structure is 303 ft (92.5 m) long with a longest span of 100 ft (30.6 m) and a deck 59 ft wide.

Who owns US-127 NB over Looking Glass River?

It is owned by the State Highway Agency.