US Bridges

Penny Lane over Golden Gate Canal

Fair

Canyon County, Idaho · 0.5 N. 1.2 W. Wilder · Structure no. 000000000026780

Built
1935
90 years old, rebuilt 1991
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
20
2023 count
Owner
Local
Other Local Agency

About this bridge

Penny Lane over Golden Gate Canal is a steel stringer/multi-beam or girder carrying Penny Lane over Golden Gate Canal in Canyon County, Idaho. It was built in 1935 and reconstructed in 1991, so it is 90 years old, older than the Idaho average of 45.3 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 20 vehicles a day, roughly 5% of them trucks, projected to reach 30 by 2039. The structure is 26 ft (7.9 m) long and 21 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesPenny Lane
CrossesGolden Gate Canal
Location0.5 N. 1.2 W. Wilder
RouteCounty Highway 0
CountyCanyon County
StateIdaho
Coordinates43.68322, -116.93728
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating30 US tons
Inventory rating23 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadH 10
Structure length26 ft (7.9 m)
Longest span22 ft (6.8 m)
Deck width21 ft (6.3 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic30 by 2039
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$320,000 (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Penny Lane over Golden Gate Canal built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1991.

What condition is Penny Lane over Golden Gate Canal 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 October 2024.

How much traffic does Penny Lane over Golden Gate Canal carry?

About 20 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Penny Lane over Golden Gate Canal?

The structure is 26 ft (7.9 m) long with a longest span of 22 ft (6.8 m) and a deck 21 ft wide.

Who owns Penny Lane over Golden Gate Canal?

It is owned by the Other Local Agency.