US Bridges

Lone Star Road over Glenn-Colusa Canal

Good

Colusa County, California · 100 Ft South of Ware RD · Structure no. 15C0080

Built
1968
57 years old
Condition
Good
inspected December 2024
Type
Slab
Concrete Continuous
Length
38 ft
2 main spans
Daily traffic
2,417
2015 count
Owner
County
County Highway Agency

About this bridge

Lone Star Road over Glenn-Colusa Canal is a concrete continuous slab carrying Lone Star Road over Glenn-Colusa Canal in Colusa County, California. It was built in 1968, so it is 57 years old, older than the California average of 54.8 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 2,417 vehicles a day, roughly 10% of them trucks, projected to reach 3,684 by 2044. The structure is 38 ft (11.6 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesLone Star Road
CrossesGlenn-Colusa Canal
Location100 Ft South of Ware RD
RouteCounty Highway 0
Coordinates39.11523, -122.07883
Functional classRural Major Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span18 ft (5.5 m)
Deck width33 ft (10 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,417 (2015)
Projected traffic3,684 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Lone Star Road over Glenn-Colusa Canal built?

It was built in 1968, making it 57 years old in 2025.

What condition is Lone Star Road over Glenn-Colusa Canal 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 Lone Star Road over Glenn-Colusa Canal carry?

About 2,417 vehicles per day (2015 count), of which roughly 10% are trucks.

How long is Lone Star Road over Glenn-Colusa Canal?

The structure is 38 ft (11.6 m) long with a longest span of 18 ft (5.5 m) and a deck 33 ft wide.

Who owns Lone Star Road over Glenn-Colusa Canal?

It is owned by the County Highway Agency.