US Bridges

Cram Gulch RD over Schulmeyer Gulch

Fair

Siskiyou County, California · Old HWY 99 · Structure no. 02C0254

Built
1972
53 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
391
2011 count
Owner
County
County Highway Agency

About this bridge

Cram Gulch RD over Schulmeyer Gulch is a concrete continuous culvert carrying Cram Gulch RD over Schulmeyer Gulch in Siskiyou County, California. It was built in 1972, so it is 53 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 391 vehicles a day, roughly 10% of them trucks, projected to reach 544 by 2042. The structure is 22 ft (6.7 m) long and 30 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

Location

Open in Google Maps
CarriesCram Gulch RD
CrossesSchulmeyer Gulch
LocationOld HWY 99
RouteCounty Highway 0
CountySiskiyou County
StateCalifornia
Coordinates41.65631, -122.58297
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum 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 span10 ft (3 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic391 (2011)
Projected traffic544 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cram Gulch RD over Schulmeyer Gulch built?

It was built in 1972, making it 53 years old in 2025.

What condition is Cram Gulch RD over Schulmeyer Gulch 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 June 2024.

How much traffic does Cram Gulch RD over Schulmeyer Gulch carry?

About 391 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is Cram Gulch RD over Schulmeyer Gulch?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 30 ft wide.

Who owns Cram Gulch RD over Schulmeyer Gulch?

It is owned by the County Highway Agency.