US Bridges

S146-S101-N146 Con over US HWY 101

Good

Monterey County, California · 05-MON-146-1.49 · Structure no. 44 0090E

Built
1960
65 years old
Condition
Good
inspected May 2024
Type
Tee Beam
Concrete Continuous
Length
255 ft
4 main spans
Daily traffic
5,000
2008 count
Owner
State
State Highway Agency

About this bridge

S146-S101-N146 Con over US HWY 101 is a concrete continuous tee beam carrying S146-S101-N146 Con over US HWY 101 in Monterey County, California. It was built in 1960, so it is 65 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 5,000 vehicles a day, roughly 14% of them trucks, projected to reach 12,824 by 2042. The structure is 255 ft (77.7 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS146-S101-N146 Con
CrossesUS HWY 101
Location05-MON-146-1.49
RouteState Highway 146
Coordinates36.41904, -121.32377
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length255 ft (77.7 m)
Longest span77 ft (23.5 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2008)
Projected traffic12,824 by 2042
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 S146-S101-N146 Con over US HWY 101 built?

It was built in 1960, making it 65 years old in 2025.

What condition is S146-S101-N146 Con over US HWY 101 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 May 2024.

How much traffic does S146-S101-N146 Con over US HWY 101 carry?

About 5,000 vehicles per day (2008 count), of which roughly 14% are trucks.

How long is S146-S101-N146 Con over US HWY 101?

The structure is 255 ft (77.7 m) long with a longest span of 77 ft (23.5 m) and a deck 34 ft wide.

Who owns S146-S101-N146 Con over US HWY 101?

It is owned by the State Highway Agency.