US Bridges

Gilford Road over Northwest Drain

Fair

Tuscola County, Michigan · Sec 26-35 Gilford Twp · Structure no. 000000000010461

Built
1972
53 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
26 ft
1 main span
Daily traffic
1,865
2009 count
Owner
County
County Highway Agency

About this bridge

Gilford Road over Northwest Drain is a prestressed concrete box beam or girders - multiple carrying Gilford Road over Northwest Drain in Tuscola County, Michigan. It was built in 1972, so it is 53 years old, older 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 1,865 vehicles a day, projected to reach 3,040 by 2029. The structure is 26 ft (7.9 m) long and 37 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesGilford Road
CrossesNorthwest Drain
LocationSec 26-35 Gilford Twp
RouteCounty Highway 0
Coordinates43.49413, -83.60871
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating83.2 US tons
Inventory rating49.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span25 ft (7.5 m)
Deck width37 ft (11.2 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,865 (2009)
Projected traffic3,040 by 2029
Trucks0%
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 Gilford Road over Northwest Drain built?

It was built in 1972, making it 53 years old in 2025.

What condition is Gilford Road over Northwest 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 May 2023.

How much traffic does Gilford Road over Northwest Drain carry?

About 1,865 vehicles per day (2009 count).

How long is Gilford Road over Northwest Drain?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.5 m) and a deck 37 ft wide.

Who owns Gilford Road over Northwest Drain?

It is owned by the County Highway Agency.