US Bridges

Broomfield RD over US-127

Fair

Isabella County, Michigan · 2.0 MI S of M-20 · Structure no. 000000000004236

Built
1964
61 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
206 ft
4 main spans
Daily traffic
5,954
1995 count
Owner
State
State Highway Agency

About this bridge

Broomfield RD over US-127 is a prestressed concrete stringer/multi-beam or girder carrying Broomfield 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 5 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 5,954 vehicles a day, roughly 3% of them trucks, projected to reach 780 by 1977. The structure is 206 ft (62.8 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBroomfield RD
CrossesUS-127
Location2.0 MI S of M-20
RouteCounty Highway 3732
Coordinates43.58262, -84.73786
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment7: Better than present minimum criteria
Operating rating82.5 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length206 ft (62.8 m)
Longest span72 ft (21.9 m)
Deck width33 ft (10.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,954 (1995)
Projected traffic780 by 1977
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Broomfield RD over US-127 built?

It was built in 1964, making it 61 years old in 2025.

What condition is Broomfield 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 Broomfield RD over US-127 carry?

About 5,954 vehicles per day (1995 count), of which roughly 3% are trucks.

How long is Broomfield RD over US-127?

The structure is 206 ft (62.8 m) long with a longest span of 72 ft (21.9 m) and a deck 33 ft wide.

Who owns Broomfield RD over US-127?

It is owned by the State Highway Agency.