US Bridges

Hiser Road over North Macon Drain

Good

Monroe County, Michigan · 0.4 MI S of Day Road · Structure no. 000000000007325

Built
1998
27 years old
Condition
Good
inspected May 2023
Type
Slab
Wood or Timber
Length
52 ft
3 main spans
Daily traffic
50
2005 count
Owner
County
County Highway Agency

About this bridge

Hiser Road over North Macon Drain is a wood or timber slab carrying Hiser Road over North Macon Drain in Monroe County, Michigan. It was built in 1998, so it is 27 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 4% of them trucks, projected to reach 57 by 2025. The structure is 52 ft (15.7 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesHiser Road
CrossesNorth Macon Drain
Location0.4 MI S of Day Road
RouteCounty Highway 0
Coordinates41.98954, -83.74171
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53.9 US tons
Inventory rating38.6 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length52 ft (15.7 m)
Longest span23 ft (6.9 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2005)
Projected traffic57 by 2025
Trucks4%
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 Hiser Road over North Macon Drain built?

It was built in 1998, making it 27 years old in 2025.

What condition is Hiser Road over North Macon 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 May 2023.

How much traffic does Hiser Road over North Macon Drain carry?

About 50 vehicles per day (2005 count), of which roughly 4% are trucks.

How long is Hiser Road over North Macon Drain?

The structure is 52 ft (15.7 m) long with a longest span of 23 ft (6.9 m) and a deck 25 ft wide.

Who owns Hiser Road over North Macon Drain?

It is owned by the County Highway Agency.