US Bridges

Gilmore Lane over Fowler CR

Good

Boone County, Missouri · S 36 T 46 N R 12 W · Structure no. 23053

Built
1981
44 years old
Condition
Good
inspected December 2024
Type
Tee Beam
Prestressed Concrete
Length
100 ft
2 main spans
Daily traffic
187
2023 count
Owner
County
County Highway Agency

About this bridge

Gilmore Lane over Fowler CR is a prestressed concrete tee beam carrying Gilmore Lane over Fowler CR in Boone County, Missouri. It was built in 1981, so it is 44 years old, younger than the Missouri average of 45.1 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 187 vehicles a day, roughly 10% of them trucks, projected to reach 355 by 2043. The structure is 100 ft (30.5 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesGilmore Lane
CrossesFowler CR
LocationS 36 T 46 N R 12 W
RouteCounty Highway 387
CountyBoone County
StateMissouri
Coordinates38.72168, -92.22066
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length100 ft (30.5 m)
Longest span50 ft (15.2 m)
Deck width16 ft (5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic187 (2023)
Projected traffic355 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$483,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Gilmore Lane over Fowler CR built?

It was built in 1981, making it 44 years old in 2025.

What condition is Gilmore Lane over Fowler CR 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 December 2024.

How much traffic does Gilmore Lane over Fowler CR carry?

About 187 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Gilmore Lane over Fowler CR?

The structure is 100 ft (30.5 m) long with a longest span of 50 ft (15.2 m) and a deck 16 ft wide.

Who owns Gilmore Lane over Fowler CR?

It is owned by the County Highway Agency.