US Bridges

SR 1052 Lr 36170 over Pa Tpk (I-76)

Fair

Lancaster County, Pennsylvania · N Mt Airy · Structure no. 000000000021777

Built
1950
75 years old
Condition
Fair
inspected April 2023
Type
Frame
Concrete
Length
101 ft
1 main span
Daily traffic
330
1992 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 1052 Lr 36170 over Pa Tpk (I-76) is a concrete frame carrying SR 1052 Lr 36170 over Pa Tpk (I-76) in Lancaster County, Pennsylvania. It was built in 1950, so it is 75 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 330 vehicles a day, roughly 6% of them trucks, projected to reach 520 by 2030. The structure is 101 ft (30.8 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR 1052 Lr 36170
CrossesPa Tpk (I-76)
LocationN Mt Airy
RouteState Highway 0
CountyLancaster County
StatePennsylvania
Coordinates40.24369, -76.23441
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length101 ft (30.8 m)
Longest span90 ft (27.4 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic330 (1992)
Projected traffic520 by 2030
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$199,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 1052 Lr 36170 over Pa Tpk (I-76) built?

It was built in 1950, making it 75 years old in 2025.

What condition is SR 1052 Lr 36170 over Pa Tpk (I-76) 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 2023.

How much traffic does SR 1052 Lr 36170 over Pa Tpk (I-76) carry?

About 330 vehicles per day (1992 count), of which roughly 6% are trucks.

How long is SR 1052 Lr 36170 over Pa Tpk (I-76)?

The structure is 101 ft (30.8 m) long with a longest span of 90 ft (27.4 m) and a deck 27 ft wide.

Who owns SR 1052 Lr 36170 over Pa Tpk (I-76)?

It is owned by the State Toll Authority.