US Bridges

SR305 Broad ST over I 80

Good

Lander County, Nevada · Battle Mountain · Structure no. I 879

Built
1976
49 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
293 ft
2 main spans
Daily traffic
3,000
2021 count
Owner
State
State Highway Agency

About this bridge

SR305 Broad ST over I 80 is a prestressed concrete continuous box beam or girders - single or spread carrying SR305 Broad ST over I 80 in Lander County, Nevada. It was built in 1976, so it is 49 years old, older than the Nevada average of 36.4 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 3,000 vehicles a day, roughly 23% of them trucks, projected to reach 3,867 by 2040. The structure is 293 ft (89.3 m) long and 51 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR305 Broad ST
CrossesI 80
LocationBattle Mountain
RouteState Highway 305
StateNevada
Coordinates40.63539, -116.94495
Functional classRural Major 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.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than 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 rating110.1 US tons
Inventory rating42.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length293 ft (89.3 m)
Longest span144 ft (43.9 m)
Deck width51 ft (15.4 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2021)
Projected traffic3,867 by 2040
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
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 SR305 Broad ST over I 80 built?

It was built in 1976, making it 49 years old in 2025.

What condition is SR305 Broad ST over I 80 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 2023.

How much traffic does SR305 Broad ST over I 80 carry?

About 3,000 vehicles per day (2021 count), of which roughly 23% are trucks.

How long is SR305 Broad ST over I 80?

The structure is 293 ft (89.3 m) long with a longest span of 144 ft (43.9 m) and a deck 51 ft wide.

Who owns SR305 Broad ST over I 80?

It is owned by the State Highway Agency.