US Bridges

Wild Lilac Lane over Rincon Creek

Good

Sonoma County, California · Near Brush Creek Road · Structure no. 20C0528

Built
2000
25 years old
Condition
Good
inspected August 2024
Type
Arch - Deck
Steel
Length
37 ft
1 main span
Daily traffic
2,800
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wild Lilac Lane over Rincon Creek is a steel arch - deck carrying Wild Lilac Lane over Rincon Creek in Sonoma County, California. It was built in 2000, so it is 25 years old, younger 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 2,800 vehicles a day, roughly 3% of them trucks, projected to reach 3,208 by 2042. The structure is 37 ft (11.4 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesWild Lilac Lane
CrossesRincon Creek
LocationNear Brush Creek Road
RouteCity Street 0
Coordinates38.48149, -122.67809
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeArch - Deck
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length37 ft (11.4 m)
Longest span35 ft (10.6 m)
Deck width33 ft (10.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2010)
Projected traffic3,208 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 Wild Lilac Lane over Rincon Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is Wild Lilac Lane over Rincon 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 August 2024.

How much traffic does Wild Lilac Lane over Rincon Creek carry?

About 2,800 vehicles per day (2010 count), of which roughly 3% are trucks.

How long is Wild Lilac Lane over Rincon Creek?

The structure is 37 ft (11.4 m) long with a longest span of 35 ft (10.6 m) and a deck 33 ft wide.

Who owns Wild Lilac Lane over Rincon Creek?

It is owned by the City or Municipal Highway Agency.