US Bridges

Freiberger Road over Middle Br Drain

Poor

Sanilac County, Michigan · Sec 26-27 Argyle Twp · Structure no. 000000000009567

Built
1970
55 years old
Condition
Poor
inspected July 2024
Type
Culvert
Steel
Length
28 ft
1 main span
Daily traffic
200
2016 count
Owner
County
County Highway Agency

About this bridge

Freiberger Road over Middle Br Drain is a steel culvert carrying Freiberger Road over Middle Br Drain in Sanilac County, Michigan. It was built in 1970, so it is 55 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 200 vehicles a day, roughly 10% of them trucks, projected to reach 360 by 2036. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesFreiberger Road
CrossesMiddle Br Drain
LocationSec 26-27 Argyle Twp
RouteCounty Highway 0
CountySanilac County
StateMichigan
Coordinates43.52792, -82.91398
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.7 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadH 20
Structure length28 ft (8.5 m)
Longest span28 ft (8.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2016)
Projected traffic360 by 2036
Trucks10%
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 Freiberger Road over Middle Br Drain built?

It was built in 1970, making it 55 years old in 2025.

What condition is Freiberger Road over Middle Br Drain in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Freiberger Road over Middle Br Drain carry?

About 200 vehicles per day (2016 count), of which roughly 10% are trucks.

How long is Freiberger Road over Middle Br Drain?

The structure is 28 ft (8.5 m) long with a longest span of 28 ft (8.5 m).

Who owns Freiberger Road over Middle Br Drain?

It is owned by the County Highway Agency.