US Bridges

T-664; Tower RD over I-81 Nb; SR 0081

Good

Cumberland County, Pennsylvania · 2 Mi. S. US 11 & 15 · Structure no. 000000000013713

Built
1973
52 years old, rebuilt 2013
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
242 ft
1 main span
Daily traffic
835
2024 count
Owner
State
State Highway Agency

About this bridge

T-664; Tower RD over I-81 Nb; SR 0081 is a steel stringer/multi-beam or girder carrying T-664; Tower RD over I-81 Nb; SR 0081 in Cumberland County, Pennsylvania. It was built in 1973 and reconstructed in 2013, so it is 52 years old, younger than the Pennsylvania 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 835 vehicles a day, roughly 10% of them trucks, projected to reach 1,198 by 2032. The structure is 242 ft (73.8 m) long and 48 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesT-664; Tower RD
CrossesI-81 Nb; SR 0081
Location2 Mi. S. US 11 & 15
RouteState Highway 0
CountyCumberland County
StatePennsylvania
Coordinates40.30527, -76.95614
Functional classUrban Local

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 inspectionMay 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating59 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length242 ft (73.8 m)
Longest span113 ft (34.4 m)
Deck width48 ft (14.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic835 (2024)
Projected traffic1,198 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 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 T-664; Tower RD over I-81 Nb; SR 0081 built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2013.

What condition is T-664; Tower RD over I-81 Nb; SR 0081 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 May 2024.

How much traffic does T-664; Tower RD over I-81 Nb; SR 0081 carry?

About 835 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is T-664; Tower RD over I-81 Nb; SR 0081?

The structure is 242 ft (73.8 m) long with a longest span of 113 ft (34.4 m) and a deck 48 ft wide.

Who owns T-664; Tower RD over I-81 Nb; SR 0081?

It is owned by the State Highway Agency.