US Bridges

Pa 283 Wb; SR 0300 over Conewago Creek

Fair

Dauphin County, Pennsylvania · County Line · Structure no. 000000000014366

Built
1971
54 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
178 ft
3 main spans
Daily traffic
20,004
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 283 Wb; SR 0300 over Conewago Creek is a prestressed concrete box beam or girders - multiple carrying Pa 283 Wb; SR 0300 over Conewago Creek in Dauphin County, Pennsylvania. It was built in 1971, so it is 54 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 20,004 vehicles a day, roughly 16% of them trucks, projected to reach 36,862 by 2032. The structure is 178 ft (54.3 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesPa 283 Wb; SR 0300
CrossesConewago Creek
LocationCounty Line
RouteState Highway 283
CountyDauphin County
StatePennsylvania
Coordinates40.18639, -76.61152
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating39 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length178 ft (54.3 m)
Longest span58 ft (17.7 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,004 (2024)
Projected traffic36,862 by 2032
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 283 Wb; SR 0300 over Conewago Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Pa 283 Wb; SR 0300 over Conewago Creek 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 August 2024.

How much traffic does Pa 283 Wb; SR 0300 over Conewago Creek carry?

About 20,004 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is Pa 283 Wb; SR 0300 over Conewago Creek?

The structure is 178 ft (54.3 m) long with a longest span of 58 ft (17.7 m) and a deck 44 ft wide.

Who owns Pa 283 Wb; SR 0300 over Conewago Creek?

It is owned by the State Highway Agency.