US Bridges

I-505 NB Off Ramp over Hungry Hollow Wtrshd Ch

Fair

Yolo County, California · 03-YOL-505-13.34 · Structure no. 22 0187S

Built
1977
48 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
100
2005 count
Owner
State
State Highway Agency

About this bridge

I-505 NB Off Ramp over Hungry Hollow Wtrshd Ch is a concrete continuous culvert carrying I-505 NB Off Ramp over Hungry Hollow Wtrshd Ch in Yolo County, California. It was built in 1977, so it is 48 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 100 vehicles a day, projected to reach 138 by 2041. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesI-505 NB Off Ramp
CrossesHungry Hollow Wtrshd Ch
Location03-YOL-505-13.34
RouteInterstate 505
CountyYolo County
StateCalifornia
Coordinates38.71869, -121.95738
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2005)
Projected traffic138 by 2041
Trucks—
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I-505 NB Off Ramp over Hungry Hollow Wtrshd Ch built?

It was built in 1977, making it 48 years old in 2025.

What condition is I-505 NB Off Ramp over Hungry Hollow Wtrshd Ch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does I-505 NB Off Ramp over Hungry Hollow Wtrshd Ch carry?

About 100 vehicles per day (2005 count).

How long is I-505 NB Off Ramp over Hungry Hollow Wtrshd Ch?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns I-505 NB Off Ramp over Hungry Hollow Wtrshd Ch?

It is owned by the State Highway Agency.