US Bridges

SR0066 Nb&sb over SR0422;SR2025;GARRETTS

Fair

Armstrong County, Pennsylvania · 1/112th Infantry Alpha CO · Structure no. 000000000003007

Built
1980
45 years old, rebuilt 2010
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,336 ft
8 main spans
Daily traffic
19,609
2024 count
Owner
State
State Highway Agency

About this bridge

SR0066 Nb&sb over SR0422;SR2025;GARRETTS is a steel continuous stringer/multi-beam or girder carrying SR0066 Nb&sb over SR0422;SR2025;GARRETTS in Armstrong County, Pennsylvania. It was built in 1980 and reconstructed in 2010, so it is 45 years old, younger than the Pennsylvania 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 5 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 19,609 vehicles a day, roughly 9% of them trucks, projected to reach 21,410 by 2032. The structure is 1,336 ft (407.2 m) long and 94 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR0066 Nb&sb
CrossesSR0422;SR2025;GARRETTS
Location1/112th Infantry Alpha CO
RouteState Highway 66
Coordinates40.79346, -79.51481
Functional classUrban Minor 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88 US tons
Inventory rating47 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8 (+1 approach)
Design loadHS 20
Structure length1,336 ft (407.2 m)
Longest span191 ft (58.2 m)
Deck width94 ft (28.7 m)
Roadway width86 ft (26.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,609 (2024)
Projected traffic21,410 by 2032
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$12.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR0066 Nb&sb over SR0422;SR2025;GARRETTS built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 2010.

What condition is SR0066 Nb&sb over SR0422;SR2025;GARRETTS 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 SR0066 Nb&sb over SR0422;SR2025;GARRETTS carry?

About 19,609 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is SR0066 Nb&sb over SR0422;SR2025;GARRETTS?

The structure is 1,336 ft (407.2 m) long with a longest span of 191 ft (58.2 m) and a deck 94 ft wide.

Who owns SR0066 Nb&sb over SR0422;SR2025;GARRETTS?

It is owned by the State Highway Agency.