US Bridges

N135-N101 N101-S13 over US HWY 101 (@pm 90.75)

Fair

Santa Barbara County, California · 05-SB-135-17.78-SMRA · Structure no. 51 0203E

Built
1962
63 years old
Condition
Fair
inspected May 2023
Type
Tee Beam
Concrete Continuous
Length
199 ft
4 main spans
Daily traffic
20,900
2009 count
Owner
State
State Highway Agency

About this bridge

N135-N101 N101-S13 over US HWY 101 (@pm 90.75) is a concrete continuous tee beam carrying N135-N101 N101-S13 over US HWY 101 (@pm 90.75) in Santa Barbara County, California. It was built in 1962, so it is 63 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 20,900 vehicles a day, roughly 4% of them trucks, projected to reach 19,787 by 2043. The structure is 199 ft (60.6 m) long and 34 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesN135-N101 N101-S13
CrossesUS HWY 101 (@pm 90.75)
Location05-SB-135-17.78-SMRA
RouteState Highway 135
Coordinates34.98108, -120.43166
Functional classUrban Other Principal Arterial

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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating32.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length199 ft (60.6 m)
Longest span52 ft (15.7 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,900 (2009)
Projected traffic19,787 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.8 mi (19 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 N135-N101 N101-S13 over US HWY 101 (@pm 90.75) built?

It was built in 1962, making it 63 years old in 2025.

What condition is N135-N101 N101-S13 over US HWY 101 (@pm 90.75) 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 May 2023.

How much traffic does N135-N101 N101-S13 over US HWY 101 (@pm 90.75) carry?

About 20,900 vehicles per day (2009 count), of which roughly 4% are trucks.

How long is N135-N101 N101-S13 over US HWY 101 (@pm 90.75)?

The structure is 199 ft (60.6 m) long with a longest span of 52 ft (15.7 m) and a deck 34 ft wide.

Who owns N135-N101 N101-S13 over US HWY 101 (@pm 90.75)?

It is owned by the State Highway Agency.