US Bridges

Geri Lane over Sanchez Creek

Fair

San Mateo County, California · .2 MI SW of Forest View · Structure no. 35C0205

Built
1930
95 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
1,000
2016 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Geri Lane over Sanchez Creek is a steel stringer/multi-beam or girder carrying Geri Lane over Sanchez Creek in San Mateo County, California. It was built in 1930, so it is 95 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 1,000 vehicles a day, roughly 5% of them trucks, projected to reach 1,530 by 2041. The structure is 26 ft (7.9 m) long and 22 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesGeri Lane
CrossesSanchez Creek
Location.2 MI SW of Forest View
RouteCity Street 0
CountySan Mateo County
StateCalifornia
Coordinates37.57389, -122.36944
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating20.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span23 ft (7.1 m)
Deck width22 ft (6.6 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2016)
Projected traffic1,530 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Geri Lane over Sanchez Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is Geri Lane over Sanchez Creek 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 Geri Lane over Sanchez Creek carry?

About 1,000 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Geri Lane over Sanchez Creek?

The structure is 26 ft (7.9 m) long with a longest span of 23 ft (7.1 m) and a deck 22 ft wide.

Who owns Geri Lane over Sanchez Creek?

It is owned by the Town or Township Highway Agency.