US Bridges

Green Valley RD over Casserly Creek Trib No 2

Poor

Santa Cruz County, California · @ Travelers Lane · Structure no. 36C0118

Built
1920
105 years old
Condition
Poor
inspected May 2024
Type
Tee Beam
Concrete
Length
28 ft
1 main span
Daily traffic
500
2016 count
Owner
County
County Highway Agency

About this bridge

Green Valley RD over Casserly Creek Trib No 2 is a concrete tee beam carrying Green Valley RD over Casserly Creek Trib No 2 in Santa Cruz County, California. It was built in 1920, so it is 105 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 500 vehicles a day, roughly 10% of them trucks, projected to reach 850 by 2041. The structure is 28 ft (8.4 m) long and 23 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesGreen Valley RD
CrossesCasserly Creek Trib No 2
Location@ Travelers Lane
RouteCounty Highway 0
Coordinates37.00321, -121.76972
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating14.3 US tons
Inventory rating11 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length28 ft (8.4 m)
Longest span26 ft (8 m)
Deck width23 ft (6.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2016)
Projected traffic850 by 2041
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$95,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Green Valley RD over Casserly Creek Trib No 2 built?

It was built in 1920, making it 105 years old in 2025.

What condition is Green Valley RD over Casserly Creek Trib No 2 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 May 2024.

How much traffic does Green Valley RD over Casserly Creek Trib No 2 carry?

About 500 vehicles per day (2016 count), of which roughly 10% are trucks.

How long is Green Valley RD over Casserly Creek Trib No 2?

The structure is 28 ft (8.4 m) long with a longest span of 26 ft (8 m) and a deck 23 ft wide.

Who owns Green Valley RD over Casserly Creek Trib No 2?

It is owned by the County Highway Agency.