US Bridges

N17-S280 Connector over Moorpark Avenue

Fair

Santa Clara County, California · 04-SCL-017-13.85-SJS · Structure no. 37 0139G

Built
1971
54 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
77 ft
1 main span
Daily traffic
26,500
2010 count
Owner
State
State Highway Agency

About this bridge

N17-S280 Connector over Moorpark Avenue is a steel stringer/multi-beam or girder carrying N17-S280 Connector over Moorpark Avenue in Santa Clara County, California. It was built in 1971, so it is 54 years old, younger 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 26,500 vehicles a day, roughly 2% of them trucks, projected to reach 35,196 by 2044. The structure is 77 ft (23.5 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesN17-S280 Connector
CrossesMoorpark Avenue
Location04-SCL-017-13.85-SJS
RouteState Highway 17
CountySanta Clara County
StateCalifornia
Coordinates37.31599, -121.93985
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.9 US tons
Inventory rating56.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length77 ft (23.5 m)
Longest span72 ft (21.9 m)
Deck width41 ft (12.5 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,500 (2010)
Projected traffic35,196 by 2044
Trucks2%
Lanes on structure2
Traffic directionOne-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 N17-S280 Connector over Moorpark Avenue built?

It was built in 1971, making it 54 years old in 2025.

What condition is N17-S280 Connector over Moorpark Avenue 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 July 2024.

How much traffic does N17-S280 Connector over Moorpark Avenue carry?

About 26,500 vehicles per day (2010 count), of which roughly 2% are trucks.

How long is N17-S280 Connector over Moorpark Avenue?

The structure is 77 ft (23.5 m) long with a longest span of 72 ft (21.9 m) and a deck 41 ft wide.

Who owns N17-S280 Connector over Moorpark Avenue?

It is owned by the State Highway Agency.