US Bridges

Burgess Drive over Colgan Creek Flood C Chn

Good

Sonoma County, California · North of Bellevue Avenue · Structure no. 20C0560

Built
1994
31 years old
Condition
Good
inspected August 2024
Type
Arch - Deck
Concrete
Length
26 ft
1 main span
Daily traffic
500
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

Burgess Drive over Colgan Creek Flood C Chn is a concrete arch - deck carrying Burgess Drive over Colgan Creek Flood C Chn in Sonoma County, California. It was built in 1994, so it is 31 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 500 vehicles a day, roughly 3% of them trucks, projected to reach 733 by 2042. The structure is 26 ft (7.9 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesBurgess Drive
CrossesColgan Creek Flood C Chn
LocationNorth of Bellevue Avenue
RouteCity Street 0
Coordinates38.40206, -122.73331
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width36 ft (11 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2011)
Projected traffic733 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Burgess Drive over Colgan Creek Flood C Chn built?

It was built in 1994, making it 31 years old in 2025.

What condition is Burgess Drive over Colgan Creek Flood C Chn 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 Burgess Drive over Colgan Creek Flood C Chn carry?

About 500 vehicles per day (2011 count), of which roughly 3% are trucks.

How long is Burgess Drive over Colgan Creek Flood C Chn?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m) and a deck 36 ft wide.

Who owns Burgess Drive over Colgan Creek Flood C Chn?

It is owned by the City or Municipal Highway Agency.