US Bridges

Merrill RD over M-59

Good

Macomb County, Michigan · In Utica · Structure no. 000000000006045

Built
1994
31 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
130 ft
2 main spans
Daily traffic
950
1988 count
Owner
State
State Highway Agency

About this bridge

Merrill RD over M-59 is a prestressed concrete stringer/multi-beam or girder carrying Merrill RD over M-59 in Macomb County, Michigan. It was built in 1994, so it is 31 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 950 vehicles a day, roughly 6% of them trucks, projected to reach 1,093 by 2008. The structure is 130 ft (39.6 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMerrill RD
CrossesM-59
LocationIn Utica
RouteCity Street 0
Coordinates42.62485, -83.04713
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating69.7 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length130 ft (39.6 m)
Longest span63 ft (19.2 m)
Deck width44 ft (13.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic950 (1988)
Projected traffic1,093 by 2008
Trucks6%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 Merrill RD over M-59 built?

It was built in 1994, making it 31 years old in 2025.

What condition is Merrill RD over M-59 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 November 2023.

How much traffic does Merrill RD over M-59 carry?

About 950 vehicles per day (1988 count), of which roughly 6% are trucks.

How long is Merrill RD over M-59?

The structure is 130 ft (39.6 m) long with a longest span of 63 ft (19.2 m) and a deck 44 ft wide.

Who owns Merrill RD over M-59?

It is owned by the State Highway Agency.