US Bridges

Frazier Lake Road over Millers Canal

Fair

San Benito County, California · 1.2 Mile N of Shore Road · Structure no. 43C0033

Built
1995
30 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete Continuous
Length
72 ft
3 main spans
Daily traffic
4,880
2010 count
Owner
County
County Highway Agency

About this bridge

Frazier Lake Road over Millers Canal is a concrete continuous slab carrying Frazier Lake Road over Millers Canal in San Benito County, California. It was built in 1995, so it is 30 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 4,880 vehicles a day, roughly 5% of them trucks, projected to reach 5,627 by 2047. The structure is 72 ft (21.8 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesFrazier Lake Road
CrossesMillers Canal
Location1.2 Mile N of Shore Road
RouteCounty Highway 0
CountySan Benito County
StateCalifornia
Coordinates36.96342, -121.49184
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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 typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length72 ft (21.8 m)
Longest span28 ft (8.6 m)
Deck width32 ft (9.9 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,880 (2010)
Projected traffic5,627 by 2047
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Frazier Lake Road over Millers Canal built?

It was built in 1995, making it 30 years old in 2025.

What condition is Frazier Lake Road over Millers Canal 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 January 2025.

How much traffic does Frazier Lake Road over Millers Canal carry?

About 4,880 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is Frazier Lake Road over Millers Canal?

The structure is 72 ft (21.8 m) long with a longest span of 28 ft (8.6 m) and a deck 32 ft wide.

Who owns Frazier Lake Road over Millers Canal?

It is owned by the County Highway Agency.