US Bridges

Squaw Valley Road over Squaw Creek

Poor

Placer County, California · 2 MI W of SH 89 · Structure no. 19C0150

Built
1959
66 years old
Condition
Poor
inspected July 2023
Type
Tee Beam
Concrete
Length
55 ft
1 main span
Daily traffic
2,497
2009 count
Owner
County
County Highway Agency

About this bridge

Squaw Valley Road over Squaw Creek is a concrete tee beam carrying Squaw Valley Road over Squaw Creek in Placer County, California. It was built in 1959, so it is 66 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 2,497 vehicles a day, roughly 2% of them trucks, projected to reach 8,178 by 2041. The structure is 55 ft (16.8 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSquaw Valley Road
CrossesSquaw Creek
Location2 MI W of SH 89
RouteCounty Highway 0
Coordinates39.19818, -120.23551
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating31.1 US tons
Inventory rating18.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length55 ft (16.8 m)
Longest span53 ft (16.2 m)
Deck width42 ft (12.9 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,497 (2009)
Projected traffic8,178 by 2041
Trucks2%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$788,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Squaw Valley Road over Squaw Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Squaw Valley Road over Squaw Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2023.

How much traffic does Squaw Valley Road over Squaw Creek carry?

About 2,497 vehicles per day (2009 count), of which roughly 2% are trucks.

How long is Squaw Valley Road over Squaw Creek?

The structure is 55 ft (16.8 m) long with a longest span of 53 ft (16.2 m) and a deck 42 ft wide.

Who owns Squaw Valley Road over Squaw Creek?

It is owned by the County Highway Agency.