US Bridges

Dorr RD over Haymarsh Creek

Good

Missaukee County, Michigan · Section 14 T23N R5W · Structure no. 000000000007050

Built
1984
41 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
330
2007 count
Owner
County
County Highway Agency

About this bridge

Dorr RD over Haymarsh Creek is a steel stringer/multi-beam or girder carrying Dorr RD over Haymarsh Creek in Missaukee County, Michigan. It was built in 1984, so it is 41 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 330 vehicles a day, roughly 10% of them trucks, projected to reach 590 by 2027. The structure is 35 ft (10.6 m) long and 30 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesDorr RD
CrossesHaymarsh Creek
LocationSection 14 T23N R5W
RouteCounty Highway 0
Coordinates44.38968, -84.88592
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating55.7 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20 + Mod
Structure length35 ft (10.6 m)
Longest span33 ft (10 m)
Deck width30 ft (9.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic330 (2007)
Projected traffic590 by 2027
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$230,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Dorr RD over Haymarsh Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Dorr RD over Haymarsh 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 December 2024.

How much traffic does Dorr RD over Haymarsh Creek carry?

About 330 vehicles per day (2007 count), of which roughly 10% are trucks.

How long is Dorr RD over Haymarsh Creek?

The structure is 35 ft (10.6 m) long with a longest span of 33 ft (10 m) and a deck 30 ft wide.

Who owns Dorr RD over Haymarsh Creek?

It is owned by the County Highway Agency.