US Bridges

Pa Tpk (I-76) over LR22007 Pa 743

Fair

Dauphin County, Pennsylvania · Conewago Twp · Structure no. 000000000014624

Built
1949
76 years old
Condition
Fair
inspected February 2023
Type
Frame
Concrete
Length
48 ft
1 main span
Daily traffic
26,550
2008 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pa Tpk (I-76) over LR22007 Pa 743 is a concrete frame carrying Pa Tpk (I-76) over LR22007 Pa 743 in Dauphin County, Pennsylvania. It was built in 1949, so it is 76 years old, older 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 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 26,550 vehicles a day, roughly 23% of them trucks, projected to reach 35,620 by 2030. The structure is 48 ft (14.6 m) long and 101 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

Location

Open in Google Maps
CarriesPa Tpk (I-76)
CrossesLR22007 Pa 743
LocationConewago Twp
RouteInterstate 76
CountyDauphin County
StatePennsylvania
Coordinates40.20897, -76.61358
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span41 ft (12.5 m)
Deck width101 ft (30.9 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,550 (2008)
Projected traffic35,620 by 2030
Trucks23%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed31.7 mi (51 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$130,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pa Tpk (I-76) over LR22007 Pa 743 built?

It was built in 1949, making it 76 years old in 2025.

What condition is Pa Tpk (I-76) over LR22007 Pa 743 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 February 2023.

How much traffic does Pa Tpk (I-76) over LR22007 Pa 743 carry?

About 26,550 vehicles per day (2008 count), of which roughly 23% are trucks.

How long is Pa Tpk (I-76) over LR22007 Pa 743?

The structure is 48 ft (14.6 m) long with a longest span of 41 ft (12.5 m) and a deck 101 ft wide.

Who owns Pa Tpk (I-76) over LR22007 Pa 743?

It is owned by the State Toll Authority.