US Bridges

Morrish Road over Armstrong Drain

Good

Genesee County, Michigan · Bet Frances & Dodge Road · Structure no. 000000000002798

Built
2013
12 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
218
2009 count
Owner
County
County Highway Agency

About this bridge

Morrish Road over Armstrong Drain is a concrete culvert carrying Morrish Road over Armstrong Drain in Genesee County, Michigan. It was built in 2013, so it is 12 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 218 vehicles a day, roughly 2% of them trucks, projected to reach 394 by 2029. The structure is 26 ft (8 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMorrish Road
CrossesArmstrong Drain
LocationBet Frances & Dodge Road
RouteCounty Highway 0
Coordinates43.13459, -83.83356
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.6 US tons
Inventory rating64.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadGreater than HL 93
Structure length26 ft (8 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic218 (2009)
Projected traffic394 by 2029
Trucks2%
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 Morrish Road over Armstrong Drain built?

It was built in 2013, making it 12 years old in 2025.

What condition is Morrish Road over Armstrong Drain 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 September 2023.

How much traffic does Morrish Road over Armstrong Drain carry?

About 218 vehicles per day (2009 count), of which roughly 2% are trucks.

How long is Morrish Road over Armstrong Drain?

The structure is 26 ft (8 m) long with a longest span of 24 ft (7.3 m).

Who owns Morrish Road over Armstrong Drain?

It is owned by the County Highway Agency.