US Bridges

Baseline Road over Waldvogel Canal

Fair

Canyon County, Idaho · 0.64 E 0.24 S Melba · Structure no. 000000000027276

Built
2004
21 years old
Condition
Fair
inspected March 2024
Type
Frame
Concrete
Length
25 ft
1 main span
Daily traffic
110
2023 count
Owner
Local
Other Local Agency

About this bridge

Baseline Road over Waldvogel Canal is a concrete frame carrying Baseline Road over Waldvogel Canal in Canyon County, Idaho. It was built in 2004, so it is 21 years old, younger 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 110 vehicles a day, roughly 10% of them trucks, projected to reach 165 by 2039. The structure is 25 ft (7.6 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBaseline Road
CrossesWaldvogel Canal
Location0.64 E 0.24 S Melba
RouteCounty Highway 0
StateIdaho
Coordinates43.37199, -116.51643
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.
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 above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating26 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width50 ft (15.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2023)
Projected traffic165 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Baseline Road over Waldvogel Canal built?

It was built in 2004, making it 21 years old in 2025.

What condition is Baseline Road over Waldvogel 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 March 2024.

How much traffic does Baseline Road over Waldvogel Canal carry?

About 110 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Baseline Road over Waldvogel Canal?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m) and a deck 50 ft wide.

Who owns Baseline Road over Waldvogel Canal?

It is owned by the Other Local Agency.