US Bridges

Sand Lake RD over E Branch of Augres River

Fair

Iosco County, Michigan · 1.75 MI S of Mcivor · Structure no. 000000000004146

Built
1982
43 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
420
2006 count
Owner
County
County Highway Agency

About this bridge

Sand Lake RD over E Branch of Augres River is a prestressed concrete box beam or girders - multiple carrying Sand Lake RD over E Branch of Augres River in Iosco County, Michigan. It was built in 1982, so it is 43 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 420 vehicles a day, roughly 10% of them trucks, projected to reach 760 by 2026. The structure is 42 ft (12.8 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSand Lake RD
CrossesE Branch of Augres River
Location1.75 MI S of Mcivor
RouteCounty Highway 3537
Coordinates44.21118, -83.68275
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating43.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span41 ft (12.4 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic420 (2006)
Projected traffic760 by 2026
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 Sand Lake RD over E Branch of Augres River built?

It was built in 1982, making it 43 years old in 2025.

What condition is Sand Lake RD over E Branch of Augres River 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 June 2024.

How much traffic does Sand Lake RD over E Branch of Augres River carry?

About 420 vehicles per day (2006 count), of which roughly 10% are trucks.

How long is Sand Lake RD over E Branch of Augres River?

The structure is 42 ft (12.8 m) long with a longest span of 41 ft (12.4 m) and a deck 34 ft wide.

Who owns Sand Lake RD over E Branch of Augres River?

It is owned by the County Highway Agency.