US Bridges

Metcalf Road over Galbraith Drain

Fair

St. Clair County, Michigan · Sec. 31 Burtchville Twp. · Structure no. 000000000010070

Built
1985
40 years old
Condition
Fair
inspected October 2023
Type
Channel Beam
Prestressed Concrete
Length
24 ft
1 main span
Daily traffic
165
1994 count
Owner
County
County Highway Agency

About this bridge

Metcalf Road over Galbraith Drain is a prestressed concrete channel beam carrying Metcalf Road over Galbraith Drain in St. Clair County, Michigan. It was built in 1985, so it is 40 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 165 vehicles a day, roughly 3% of them trucks, projected to reach 300 by 2014. The structure is 24 ft (7.3 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesMetcalf Road
CrossesGalbraith Drain
LocationSec. 31 Burtchville Twp.
RouteCounty Highway 0
CountySt. Clair County
StateMichigan
Coordinates43.0821, -82.51016
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating106.5 US tons
Inventory rating61.8 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length24 ft (7.3 m)
Longest span22 ft (6.8 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic165 (1994)
Projected traffic300 by 2014
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Metcalf Road over Galbraith Drain built?

It was built in 1985, making it 40 years old in 2025.

What condition is Metcalf Road over Galbraith Drain 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 October 2023.

How much traffic does Metcalf Road over Galbraith Drain carry?

About 165 vehicles per day (1994 count), of which roughly 3% are trucks.

How long is Metcalf Road over Galbraith Drain?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.8 m) and a deck 28 ft wide.

Who owns Metcalf Road over Galbraith Drain?

It is owned by the County Highway Agency.