US Bridges

US Highway 101 NB over Wild Horse Road

Good

Monterey County, California · 05-MON-101-R37.31 · Structure no. 44 0190R

Built
1969
56 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
98 ft
1 main span
Daily traffic
7,950
2009 count
Owner
State
State Highway Agency

About this bridge

US Highway 101 NB over Wild Horse Road is a prestressed concrete box beam or girders - multiple carrying US Highway 101 NB over Wild Horse Road in Monterey County, California. It was built in 1969, so it is 56 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,950 vehicles a day, roughly 19% of them trucks, projected to reach 13,914 by 2043. The structure is 98 ft (29.8 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS Highway 101 NB
CrossesWild Horse Road
Location05-MON-101-R37.31
RouteU.S. Route 101
Coordinates36.18762, -121.07206
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating33.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length98 ft (29.8 m)
Longest span96 ft (29.3 m)
Deck width41 ft (12.5 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,950 (2009)
Projected traffic13,914 by 2043
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 US Highway 101 NB over Wild Horse Road built?

It was built in 1969, making it 56 years old in 2025.

What condition is US Highway 101 NB over Wild Horse Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does US Highway 101 NB over Wild Horse Road carry?

About 7,950 vehicles per day (2009 count), of which roughly 19% are trucks.

How long is US Highway 101 NB over Wild Horse Road?

The structure is 98 ft (29.8 m) long with a longest span of 96 ft (29.3 m) and a deck 41 ft wide.

Who owns US Highway 101 NB over Wild Horse Road?

It is owned by the State Highway Agency.