US Bridges

Cecilville Road over Mcneal Creek

Fair

Siskiyou County, California · 1 MI S/O Salmon River RD · Structure no. 02C0141

Built
1937
88 years old, rebuilt 1965
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
120
2024 count
Owner
County
County Highway Agency

About this bridge

Cecilville Road over Mcneal Creek is a steel stringer/multi-beam or girder carrying Cecilville Road over Mcneal Creek in Siskiyou County, California. It was built in 1937 and reconstructed in 1965, so it is 88 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 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 120 vehicles a day, roughly 2% of them trucks, projected to reach 150 by 2044. The structure is 40 ft (12.2 m) long and 28 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

Location

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CarriesCecilville Road
CrossesMcneal Creek
Location1 MI S/O Salmon River RD
RouteCounty Highway 0
CountySiskiyou County
StateCalifornia
Coordinates41.25368, -123.31687
Functional classRural Major 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating51.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span39 ft (11.9 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2024)
Projected traffic150 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 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 Cecilville Road over Mcneal Creek built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1965.

What condition is Cecilville Road over Mcneal Creek 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 August 2023.

How much traffic does Cecilville Road over Mcneal Creek carry?

About 120 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Cecilville Road over Mcneal Creek?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.9 m) and a deck 28 ft wide.

Who owns Cecilville Road over Mcneal Creek?

It is owned by the County Highway Agency.