US Bridges

Myers Street over Ostap Arch

Fair

Butte County, California · Btw Mitchell Av & Oro Blv · Structure no. 12C0287

Built
1915
110 years old, rebuilt 1982
Condition
Fair
inspected March 2023
Type
Arch - Deck
Concrete
Length
31 ft
1 main span
Daily traffic
5,462
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Myers Street over Ostap Arch is a concrete arch - deck carrying Myers Street over Ostap Arch in Butte County, California. It was built in 1915 and reconstructed in 1982, so it is 110 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 5,462 vehicles a day, roughly 5% of them trucks, projected to reach 11,994 by 2041. The structure is 31 ft (9.4 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMyers Street
CrossesOstap Arch
LocationBtw Mitchell Av & Oro Blv
RouteCity Street 0
Coordinates39.50623, -121.5508
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.5 US tons
Inventory rating17.2 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span29 ft (8.8 m)
Deck width47 ft (14.4 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,462 (2019)
Projected traffic11,994 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Myers Street over Ostap Arch built?

It was built in 1915, making it 110 years old in 2025. It was reconstructed in 1982.

What condition is Myers Street over Ostap Arch 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 2023.

How much traffic does Myers Street over Ostap Arch carry?

About 5,462 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Myers Street over Ostap Arch?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.8 m) and a deck 47 ft wide.

Who owns Myers Street over Ostap Arch?

It is owned by the City or Municipal Highway Agency.