US Bridges

Reed RD over Holly Drain

Good

Shiawassee County, Michigan · 1.2 MI SE of Vernon · Structure no. 000000000009877

Built
1994
31 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
179
2020 count
Owner
County
County Highway Agency

About this bridge

Reed RD over Holly Drain is a prestressed concrete box beam or girders - multiple carrying Reed RD over Holly Drain in Shiawassee County, Michigan. It was built in 1994, so it is 31 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 179 vehicles a day, roughly 5% of them trucks, projected to reach 218 by 2040. The structure is 70 ft (21.3 m) long and 31 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesReed RD
CrossesHolly Drain
Location1.2 MI SE of Vernon
RouteCounty Highway 0
Coordinates42.92917, -84.00815
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
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 alignment8: Equal to present desirable criteria
Operating rating74.8 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span66 ft (20.1 m)
Deck width31 ft (9.5 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic179 (2020)
Projected traffic218 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Reed RD over Holly Drain built?

It was built in 1994, making it 31 years old in 2025.

What condition is Reed RD over Holly 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 March 2024.

How much traffic does Reed RD over Holly Drain carry?

About 179 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Reed RD over Holly Drain?

The structure is 70 ft (21.3 m) long with a longest span of 66 ft (20.1 m) and a deck 31 ft wide.

Who owns Reed RD over Holly Drain?

It is owned by the County Highway Agency.