US Bridges

Maclay Street over Paxton Creek

Fair

Dauphin County, Pennsylvania · Maclay ST in Harrisburg · Structure no. 000000000014559

Built
1940
85 years old
Condition
Fair
inspected August 2023
Type
Arch - Deck
Concrete
Length
38 ft
1 main span
Daily traffic
26,315
2024 count
Owner
County
County Highway Agency

About this bridge

Maclay Street over Paxton Creek is a concrete arch - deck carrying Maclay Street over Paxton Creek in Dauphin County, Pennsylvania. It was built in 1940, so it is 85 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 26,315 vehicles a day, roughly 3% of them trucks, projected to reach 30,248 by 2043. The structure is 38 ft (11.6 m) long and 62 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesMaclay Street
CrossesPaxton Creek
LocationMaclay ST in Harrisburg
RouteState Highway 0
Coordinates40.28222, -76.88406
Functional classUrban Other Principal 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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span30 ft (9.1 m)
Deck width62 ft (19 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,315 (2024)
Projected traffic30,248 by 2043
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$109,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Maclay Street over Paxton Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is Maclay Street over Paxton 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 2023.

How much traffic does Maclay Street over Paxton Creek carry?

About 26,315 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Maclay Street over Paxton Creek?

The structure is 38 ft (11.6 m) long with a longest span of 30 ft (9.1 m) and a deck 62 ft wide.

Who owns Maclay Street over Paxton Creek?

It is owned by the County Highway Agency.