US Bridges

SR 200 (n Bank Rd) over State Route 299

Good

Humboldt County, California · 01-HUM-200-R2.66 · Structure no. 04 0184

Built
1965
60 years old, rebuilt 2023
Condition
Good
inspected January 2025
Type
Tee Beam
Concrete Continuous
Length
214 ft
4 main spans
Daily traffic
1,800
2009 count
Owner
State
State Highway Agency

About this bridge

SR 200 (n Bank Rd) over State Route 299 is a concrete continuous tee beam carrying SR 200 (n Bank Rd) over State Route 299 in Humboldt County, California. It was built in 1965 and reconstructed in 2023, so it is 60 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 1,800 vehicles a day, roughly 5% of them trucks, projected to reach 2,335 by 2045. The structure is 214 ft (65.2 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 200 (n Bank Rd)
CrossesState Route 299
Location01-HUM-200-R2.66
RouteState Highway 200
Coordinates40.90982, -124.05779
Functional classUrban 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.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating36.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length214 ft (65.2 m)
Longest span67 ft (20.4 m)
Deck width34 ft (10.5 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2009)
Projected traffic2,335 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 200 (n Bank Rd) over State Route 299 built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2023.

What condition is SR 200 (n Bank Rd) over State Route 299 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 January 2025.

How much traffic does SR 200 (n Bank Rd) over State Route 299 carry?

About 1,800 vehicles per day (2009 count), of which roughly 5% are trucks.

How long is SR 200 (n Bank Rd) over State Route 299?

The structure is 214 ft (65.2 m) long with a longest span of 67 ft (20.4 m) and a deck 34 ft wide.

Who owns SR 200 (n Bank Rd) over State Route 299?

It is owned by the State Highway Agency.