US Bridges

State Route 94 over Massachusetts Ave

Fair

San Diego County, California · 11-SD-094-8.28-LMGR · Structure no. 57 0304

Built
1957
68 years old, rebuilt 1976
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
163 ft
1 main span
Daily traffic
157,000
2019 count
Owner
State
State Highway Agency

About this bridge

State Route 94 over Massachusetts Ave is a steel stringer/multi-beam or girder carrying State Route 94 over Massachusetts Ave in San Diego County, California. It was built in 1957 and reconstructed in 1976, so it is 68 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 5 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 157,000 vehicles a day, roughly 5% of them trucks, projected to reach 170,860 by 2041. The structure is 163 ft (49.7 m) long and 145 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesState Route 94
CrossesMassachusetts Ave
Location11-SD-094-8.28-LMGR
RouteState Highway 94
CountySan Diego County
StateCalifornia
Coordinates32.74484, -117.04281
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 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 rating40.3 US tons
Inventory rating31.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length163 ft (49.7 m)
Longest span82 ft (25 m)
Deck width145 ft (44.3 m)
Roadway width138 ft (42.1 m)
Vertical clearance over deck17 ft (5.2 m)

Traffic and service

Average daily traffic157,000 (2019)
Projected traffic170,860 by 2041
Trucks5%
Lanes on structure9
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 State Route 94 over Massachusetts Ave built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1976.

What condition is State Route 94 over Massachusetts Ave 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 June 2023.

How much traffic does State Route 94 over Massachusetts Ave carry?

About 157,000 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is State Route 94 over Massachusetts Ave?

The structure is 163 ft (49.7 m) long with a longest span of 82 ft (25 m) and a deck 145 ft wide.

Who owns State Route 94 over Massachusetts Ave?

It is owned by the State Highway Agency.