US Bridges

Redwood Blvd over Novato Creek

Good

Marin County, California · 0.6 M N Rowland Bl · Structure no. 27C0103L

Built
1947
78 years old, rebuilt 1988
Condition
Good
inspected July 2024
Type
Tee Beam
Concrete
Length
187 ft
4 main spans
Daily traffic
9,103
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Redwood Blvd over Novato Creek is a concrete tee beam carrying Redwood Blvd over Novato Creek in Marin County, California. It was built in 1947 and reconstructed in 1988, so it is 78 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,103 vehicles a day, roughly 5% of them trucks, projected to reach 5,635 by 2046. The structure is 187 ft (57 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRedwood Blvd
CrossesNovato Creek
Location0.6 M N Rowland Bl
RouteCity Street 0
Coordinates38.09686, -122.56416
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.5 US tons
Inventory rating20 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadUnknown
Structure length187 ft (57 m)
Longest span40 ft (12.2 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,103 (2010)
Projected traffic5,635 by 2046
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Redwood Blvd over Novato Creek built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1988.

What condition is Redwood Blvd over Novato Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Redwood Blvd over Novato Creek carry?

About 9,103 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is Redwood Blvd over Novato Creek?

The structure is 187 ft (57 m) long with a longest span of 40 ft (12.2 m) and a deck 33 ft wide.

Who owns Redwood Blvd over Novato Creek?

It is owned by the City or Municipal Highway Agency.