Alpine RD over San Francisquito Creek

Fair Condition76 years old16,957 vehicles/day

Location

StateCalifornia
CountySan Mateo
Location0.3 Mi N Of I-280
CarriesAlpine RD
CrossesSan Francisquito Creek
Coordinates37.41247, -122.19394

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length119.1 ft (36.3 m)
Max Span117.1 ft (35.7 m)
Deck Width50.9 ft (15.5 m)
Deck Area562.6 sq m
Main Spans1
Year Built1950 (reconstructed 1995)

Traffic

Avg Daily Traffic16,957 (2017)
Truck Traffic3%
Lanes On Bridge2

Inspection & Ownership

Last Inspection524
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number35C0016

Nearby Bridges

I-280 NB Offramp over Los Trancos Creek 0.2 mi Fair I-280 Northbound over Alpine RD & Los Trancos 0.2 mi Poor I-280 Southbound over Alpine RD & Los Trancos 0.3 mi Fair I-280 SB Onramp over Los Trancos Creek 0.3 mi Good Interstate 280 NB over San Francisquito Creek 0.3 mi Poor Interstate 280 SB over San Francisquito Creek 0.3 mi Poor Junipero Serra Bld over San Francisquito Creek 0.8 mi Fair Interstate 280 over Stanford Linear Accel 0.9 mi Fair Sand Hill RD over San Francisquito Creek 1.1 mi Fair Sand Hill Road (s) over Interstate 280 1.5 mi Fair