US Bridges

Morrill Ave over Berryessa Creek

Good

Santa Clara County, California · Near Cropley Ave · Structure no. 37C0230

Built
1970
55 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
2,700
1976 count
Owner
City
City or Municipal Highway Agency

About this bridge

Morrill Ave over Berryessa Creek is a concrete continuous culvert carrying Morrill Ave over Berryessa Creek in Santa Clara County, California. It was built in 1970, so it is 55 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 2,700 vehicles a day, roughly 3% of them trucks, projected to reach 3,919 by 2043. The structure is 22 ft (6.7 m) long and 84 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMorrill Ave
CrossesBerryessa Creek
LocationNear Cropley Ave
RouteCity Street 0
Coordinates37.40803, -121.86929
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span11 ft (3.4 m)
Deck width84 ft (25.5 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (1976)
Projected traffic3,919 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Morrill Ave over Berryessa Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Morrill Ave over Berryessa 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 March 2023.

How much traffic does Morrill Ave over Berryessa Creek carry?

About 2,700 vehicles per day (1976 count), of which roughly 3% are trucks.

How long is Morrill Ave over Berryessa Creek?

The structure is 22 ft (6.7 m) long with a longest span of 11 ft (3.4 m) and a deck 84 ft wide.

Who owns Morrill Ave over Berryessa Creek?

It is owned by the City or Municipal Highway Agency.