Portola RD over Corte Madera Creek

Good Condition37 years old4,000 vehicles/day

Location

StateCalifornia
CountySan Mateo
Location0.1 Mi E Willowbrook DR
CarriesPortola RD
CrossesCorte Madera Creek
Coordinates37.37561, -122.21800

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway4 (Poor)
Scour Critical7 — Countermeasures installed

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length39.0 ft (11.9 m)
Max Span34.1 ft (10.4 m)
Deck Width47.9 ft (14.6 m)
Deck Area173.7 sq m
Main Spans1
Year Built1989

Traffic

Avg Daily Traffic4,000 (2018)
Truck Traffic2%
Lanes On Bridge2

Inspection & Ownership

Last Inspection524
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number35C0166

Nearby Bridges

Willowbrook DR over Corte Madera Creek 0.2 mi Good Grove Drive over Corte Madera Creek 0.2 mi Fair Westridge DR over Corte Madera Creek 0.6 mi Fair Los Trancos RD over Los Trancos Creek 1.2 mi Good Arastradero Road over Los Trancos Creek 1.5 mi Good I-280 SB Onramp over Los Trancos Creek 2.6 mi Good Interstate 280 SB over San Francisquito Creek 2.6 mi Poor Interstate 280 NB over San Francisquito Creek 2.6 mi Poor I-280 Southbound over Alpine RD & Los Trancos 2.7 mi Fair I-280 Northbound over Alpine RD & Los Trancos 2.7 mi Poor