US Bridges

A ST over US Highway 101

Fair

Monterey County, California · 05-MON-101-R0.84 · Structure no. 44 0137

Built
1965
60 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Concrete Continuous
Length
196 ft
4 main spans
Daily traffic
100
2010 count
Owner
State
State Highway Agency

About this bridge

A ST over US Highway 101 is a concrete continuous tee beam carrying A ST over US Highway 101 in Monterey County, California. It was built in 1965, 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 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 100 vehicles a day, roughly 8% of them trucks, projected to reach 217 by 2043. The structure is 196 ft (59.8 m) long and 54 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesA ST
CrossesUS Highway 101
Location05-MON-101-R0.84
Coordinates35.79901, -120.7429
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating37.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length196 ft (59.8 m)
Longest span60 ft (18.3 m)
Deck width54 ft (16.5 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2010)
Projected traffic217 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 A ST over US Highway 101 built?

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

What condition is A ST over US Highway 101 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 October 2023.

How much traffic does A ST over US Highway 101 carry?

About 100 vehicles per day (2010 count), of which roughly 8% are trucks.

How long is A ST over US Highway 101?

The structure is 196 ft (59.8 m) long with a longest span of 60 ft (18.3 m) and a deck 54 ft wide.

Who owns A ST over US Highway 101?

It is owned by the State Highway Agency.