US Bridges

Lime Kiln RD over Sullivan Creek

Good

Tuolumne County, California · 0.9 MI S of Campo Seco RD · Structure no. 32C0011

Built
1945
80 years old, rebuilt 1973
Condition
Good
inspected July 2021
Type
Slab
Concrete Continuous
Length
72 ft
4 main spans
Daily traffic
1,800
2014 count
Owner
County
County Highway Agency

About this bridge

Lime Kiln RD over Sullivan Creek is a concrete continuous slab carrying Lime Kiln RD over Sullivan Creek in Tuolumne County, California. It was built in 1945 and reconstructed in 1973, so it is 80 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 1,800 vehicles a day, roughly 2% of them trucks, projected to reach 2,202 by 2043. The structure is 72 ft (21.9 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLime Kiln RD
CrossesSullivan Creek
Location0.9 MI S of Campo Seco RD
RouteCounty Highway 0
Coordinates37.95645, -120.36872
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating110 US tons
Inventory rating78.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span18 ft (5.5 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2014)
Projected traffic2,202 by 2043
Trucks2%
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lime Kiln RD over Sullivan Creek built?

It was built in 1945, making it 80 years old in 2025. It was reconstructed in 1973.

What condition is Lime Kiln RD over Sullivan 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 July 2021.

How much traffic does Lime Kiln RD over Sullivan Creek carry?

About 1,800 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Lime Kiln RD over Sullivan Creek?

The structure is 72 ft (21.9 m) long with a longest span of 18 ft (5.5 m) and a deck 24 ft wide.

Who owns Lime Kiln RD over Sullivan Creek?

It is owned by the County Highway Agency.