US Bridges

Cross Road-Thisbe over I 80

Fair

Washoe County, Nevada · East of Sparks · Structure no. I 681

Built
1958
67 years old, rebuilt 1970
Condition
Fair
inspected May 2021
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
215 ft
4 main spans
Daily traffic
120
2017 count
Owner
State
State Highway Agency

About this bridge

Cross Road-Thisbe over I 80 is a concrete continuous box beam or girders - single or spread carrying Cross Road-Thisbe over I 80 in Washoe County, Nevada. It was built in 1958 and reconstructed in 1970, so it is 67 years old, older than the Nevada average of 36.4 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 120 vehicles a day, roughly 3% of them trucks, projected to reach 298 by 2040. The structure is 215 ft (65.5 m) long and 31 ft wide.

CarriesCross Road-Thisbe
CrossesI 80
LocationEast of Sparks
StateNevada
Coordinates39.58929, -119.4287
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.4 US tons
Inventory rating46.4 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length215 ft (65.5 m)
Longest span71 ft (21.6 m)
Deck width31 ft (9.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2017)
Projected traffic298 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Cross Road-Thisbe over I 80 built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1970.

What condition is Cross Road-Thisbe over I 80 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 May 2021.

How much traffic does Cross Road-Thisbe over I 80 carry?

About 120 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Cross Road-Thisbe over I 80?

The structure is 215 ft (65.5 m) long with a longest span of 71 ft (21.6 m) and a deck 31 ft wide.

Who owns Cross Road-Thisbe over I 80?

It is owned by the State Highway Agency.