US Bridges

SR659 Mccarran Bl over Comstock DR

Fair

Washoe County, Nevada · Reno · Structure no. H1130

Built
1973
52 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete
Length
116 ft
3 main spans
Daily traffic
24,000
2017 count
Owner
State
State Highway Agency

About this bridge

SR659 Mccarran Bl over Comstock DR is a concrete slab carrying SR659 Mccarran Bl over Comstock DR in Washoe County, Nevada. It was built in 1973, so it is 52 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 24,000 vehicles a day, roughly 3% of them trucks, projected to reach 59,566 by 2040. The structure is 116 ft (35.4 m) long and 94 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR659 Mccarran Bl
CrossesComstock DR
LocationReno
RouteState Highway 659
StateNevada
Coordinates39.55102, -119.82183
Functional classUrban Other Principal Arterial

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 inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating37 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length116 ft (35.4 m)
Longest span44 ft (13.4 m)
Deck width94 ft (28.7 m)
Roadway width90 ft (27.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,000 (2017)
Projected traffic59,566 by 2040
Trucks3%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 SR659 Mccarran Bl over Comstock DR built?

It was built in 1973, making it 52 years old in 2025.

What condition is SR659 Mccarran Bl over Comstock DR 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 April 2024.

How much traffic does SR659 Mccarran Bl over Comstock DR carry?

About 24,000 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is SR659 Mccarran Bl over Comstock DR?

The structure is 116 ft (35.4 m) long with a longest span of 44 ft (13.4 m) and a deck 94 ft wide.

Who owns SR659 Mccarran Bl over Comstock DR?

It is owned by the State Highway Agency.