Grass Lake RD over US-127
FairIsabella County, Michigan · 2.1 MI S of US-10 · Structure no. 000000000004260
- Built
- 1964
- 61 years old
- Condition
- Fair
- inspected April 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 216 ft
- 4 main spans
- Daily traffic
- 250
- 1974 count
- Owner
- State
- State Highway Agency
About this bridge
Grass Lake RD over US-127 is a prestressed concrete stringer/multi-beam or girder carrying Grass Lake RD over US-127 in Isabella County, Michigan. It was built in 1964, so it is 61 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.
It carries about 250 vehicles a day, projected to reach 250 by 1977. The structure is 216 ft (65.8 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Grass Lake RD over US-127 built?
It was built in 1964, making it 61 years old in 2025.
What condition is Grass Lake RD over US-127 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 April 2023.
How much traffic does Grass Lake RD over US-127 carry?
About 250 vehicles per day (1974 count).
How long is Grass Lake RD over US-127?
The structure is 216 ft (65.8 m) long with a longest span of 72 ft (21.9 m) and a deck 31 ft wide.
Who owns Grass Lake RD over US-127?
It is owned by the State Highway Agency.