US Bridges

Salzburg Road over Culver Creek

Fair

Bay County, Michigan · 700 Ft W of Eight Mile RD · Structure no. 000000000000712

Built
1987
38 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
23 ft
1 main span
Daily traffic
2,264
2000 count
Owner
County
County Highway Agency

About this bridge

Salzburg Road over Culver Creek is a concrete culvert carrying Salzburg Road over Culver Creek in Bay County, Michigan. It was built in 1987, so it is 38 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 2,264 vehicles a day, roughly 7% of them trucks, projected to reach 3,625 by 2020. The structure is 23 ft (7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSalzburg Road
CrossesCulver Creek
Location700 Ft W of Eight Mile RD
RouteCounty Highway 922
CountyBay County
StateMichigan
Coordinates43.58168, -84.05222
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.6 US tons
Inventory rating34.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,264 (2000)
Projected traffic3,625 by 2020
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Salzburg Road over Culver Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Salzburg Road over Culver Creek 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 May 2024.

How much traffic does Salzburg Road over Culver Creek carry?

About 2,264 vehicles per day (2000 count), of which roughly 7% are trucks.

How long is Salzburg Road over Culver Creek?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.1 m).

Who owns Salzburg Road over Culver Creek?

It is owned by the County Highway Agency.