US Bridges

Mason Street over Farmers Creek

Good

Lapeer County, Michigan · 400 Feet North of M21 Jun · Structure no. 000000000005484

Built
1995
30 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
48 ft
1 main span
Daily traffic
1,076
1983 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mason Street over Farmers Creek is a prestressed concrete box beam or girders - single or spread carrying Mason Street over Farmers Creek in Lapeer County, Michigan. It was built in 1995, so it is 30 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,076 vehicles a day, roughly 7% of them trucks, projected to reach 1,076 by 2003. The structure is 48 ft (14.6 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMason Street
CrossesFarmers Creek
Location400 Feet North of M21 Jun
RouteCity Street 0
Coordinates43.05172, -83.31226
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable 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 alignment8: Equal to present desirable criteria
Operating rating85.3 US tons
Inventory rating51 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span46 ft (14 m)
Deck width47 ft (14.3 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,076 (1983)
Projected traffic1,076 by 2003
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Mason Street over Farmers Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Mason Street over Farmers 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 April 2024.

How much traffic does Mason Street over Farmers Creek carry?

About 1,076 vehicles per day (1983 count), of which roughly 7% are trucks.

How long is Mason Street over Farmers Creek?

The structure is 48 ft (14.6 m) long with a longest span of 46 ft (14 m) and a deck 47 ft wide.

Who owns Mason Street over Farmers Creek?

It is owned by the City or Municipal Highway Agency.