US Bridges

Lompico RD over Lompico Creek

Good

Santa Cruz County, California · 2.45 MI N Zayante RD · Structure no. 36C0154

Built
1987
38 years old
Condition
Good
inspected October 2021
Type
Slab
Concrete
Length
48 ft
1 main span
Daily traffic
500
2016 count
Owner
County
County Highway Agency

About this bridge

Lompico RD over Lompico Creek is a concrete slab carrying Lompico RD over Lompico Creek in Santa Cruz County, California. It was built in 1987, so it is 38 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 1% of them trucks, projected to reach 858 by 2043. The structure is 48 ft (14.6 m) long and 29 ft wide.

CarriesLompico RD
CrossesLompico Creek
Location2.45 MI N Zayante RD
RouteCounty Highway 0
Coordinates37.11399, -122.04929
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length48 ft (14.6 m)
Longest span43 ft (13.1 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2016)
Projected traffic858 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Lompico RD over Lompico Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Lompico RD over Lompico 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 October 2021.

How much traffic does Lompico RD over Lompico Creek carry?

About 500 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is Lompico RD over Lompico Creek?

The structure is 48 ft (14.6 m) long with a longest span of 43 ft (13.1 m) and a deck 29 ft wide.

Who owns Lompico RD over Lompico Creek?

It is owned by the County Highway Agency.