US Bridges

Lompico Road over Lompico Creek

PoorPosted for load

Santa Cruz County, California · 0.9 MI W Zayante RD · Structure no. 36C0138

Built
1949
76 years old
Condition
Poor
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
2,000
2016 count
Owner
County
County Highway Agency

About this bridge

Lompico Road over Lompico Creek is a steel stringer/multi-beam or girder carrying Lompico Road over Lompico Creek in Santa Cruz County, California. It was built in 1949, so it is 76 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 2,000 vehicles a day, roughly 10% of them trucks, projected to reach 2,095 by 2043. The structure is 26 ft (7.9 m) long and 23 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesLompico Road
CrossesLompico Creek
Location0.9 MI W Zayante RD
RouteCounty Highway 0
Coordinates37.09346, -122.05287
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating23.9 US tons
Inventory rating14.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span26 ft (7.9 m)
Deck width23 ft (6.9 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2016)
Projected traffic2,095 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$212,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lompico Road over Lompico Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is Lompico Road over Lompico Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2023.

How much traffic does Lompico Road over Lompico Creek carry?

About 2,000 vehicles per day (2016 count), of which roughly 10% are trucks.

How long is Lompico Road over Lompico Creek?

The structure is 26 ft (7.9 m) long with a longest span of 26 ft (7.9 m) and a deck 23 ft wide.

Who owns Lompico Road over Lompico Creek?

It is owned by the County Highway Agency.