US Bridges

State Route 1 SB over Pedestrian Walkway

Fair

Monterey County, California · 05-MON-001-R80.27-SNDC · Structure no. 44 0188L

Built
1968
57 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
94 ft
1 main span
Daily traffic
29,500
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 1 SB over Pedestrian Walkway is a prestressed concrete box beam or girders - multiple carrying State Route 1 SB over Pedestrian Walkway in Monterey County, California. It was built in 1968, so it is 57 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 29,500 vehicles a day, roughly 4% of them trucks, projected to reach 46,938 by 2043. The structure is 94 ft (28.7 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesState Route 1 SB
CrossesPedestrian Walkway
Location05-MON-001-R80.27-SNDC
RouteState Highway 1
CountyMonterey County
StateCalifornia
Coordinates36.62004, -121.84714
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length94 ft (28.7 m)
Longest span91 ft (27.6 m)
Deck width39 ft (11.9 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,500 (2009)
Projected traffic46,938 by 2043
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed3.1 mi (5 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 State Route 1 SB over Pedestrian Walkway built?

It was built in 1968, making it 57 years old in 2025.

What condition is State Route 1 SB over Pedestrian Walkway 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 August 2023.

How much traffic does State Route 1 SB over Pedestrian Walkway carry?

About 29,500 vehicles per day (2009 count), of which roughly 4% are trucks.

How long is State Route 1 SB over Pedestrian Walkway?

The structure is 94 ft (28.7 m) long with a longest span of 91 ft (27.6 m) and a deck 39 ft wide.

Who owns State Route 1 SB over Pedestrian Walkway?

It is owned by the State Highway Agency.