US Bridges

Novato Blvd over Novato Creek

Poor

Marin County, California · 0.5 Mile S of Sutro Ave. · Structure no. 27C0024

Built
1969
56 years old
Condition
Poor
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
98 ft
3 main spans
Daily traffic
10,024
2009 count
Owner
City
City or Municipal Highway Agency

About this bridge

Novato Blvd over Novato Creek is a concrete continuous tee beam carrying Novato Blvd over Novato Creek in Marin County, California. It was built in 1969, so it is 56 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 10,024 vehicles a day, roughly 15% of them trucks, projected to reach 11,272 by 2046. The structure is 98 ft (29.9 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNovato Blvd
CrossesNovato Creek
Location0.5 Mile S of Sutro Ave.
RouteCity Street 0
Coordinates38.11456, -122.60392
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
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 evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating38.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length98 ft (29.9 m)
Longest span38 ft (11.6 m)
Deck width47 ft (14.4 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,024 (2009)
Projected traffic11,272 by 2046
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Novato Blvd over Novato Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is Novato Blvd over Novato Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Novato Blvd over Novato Creek carry?

About 10,024 vehicles per day (2009 count), of which roughly 15% are trucks.

How long is Novato Blvd over Novato Creek?

The structure is 98 ft (29.9 m) long with a longest span of 38 ft (11.6 m) and a deck 47 ft wide.

Who owns Novato Blvd over Novato Creek?

It is owned by the City or Municipal Highway Agency.