US Bridges

Hess RD over I-75

Fair

Saginaw County, Michigan · 0.8 MI S of M-46 · Structure no. 000000000009160

Built
2015
10 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
196 ft
2 main spans
Daily traffic
4,080
2015 count
Owner
State
State Highway Agency

About this bridge

Hess RD over I-75 is a prestressed concrete stringer/multi-beam or girder carrying Hess RD over I-75 in Saginaw County, Michigan. It was built in 2015, so it is 10 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 4,080 vehicles a day, roughly 3% of them trucks, projected to reach 4,800 by 2035. The structure is 196 ft (59.8 m) long and 47 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesHess RD
CrossesI-75
Location0.8 MI S of M-46
RouteCounty Highway 2004
CountySaginaw County
StateMichigan
Coordinates43.40116, -83.89099
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating77.5 US tons
Inventory rating45.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadGreater than HL 93
Structure length196 ft (59.8 m)
Longest span96 ft (29.4 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,080 (2015)
Projected traffic4,800 by 2035
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 Hess RD over I-75 built?

It was built in 2015, making it 10 years old in 2025.

What condition is Hess RD over I-75 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 August 2023.

How much traffic does Hess RD over I-75 carry?

About 4,080 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is Hess RD over I-75?

The structure is 196 ft (59.8 m) long with a longest span of 96 ft (29.4 m) and a deck 47 ft wide.

Who owns Hess RD over I-75?

It is owned by the State Highway Agency.