US Bridges

T-479 Old Pike RD over Hammer Creek

FairPosted for load

Lancaster County, Pennsylvania · 1/2 MI South of SR 4008 · Structure no. 000000000021947

Built
1950
75 years old, rebuilt 2012
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
27 ft
1 main span
Daily traffic
100
2012 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-479 Old Pike RD over Hammer Creek is a wood or timber stringer/multi-beam or girder carrying T-479 Old Pike RD over Hammer Creek in Lancaster County, Pennsylvania. It was built in 1950 and reconstructed in 2012, 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. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, projected to reach 135 by 2032. The structure is 27 ft (8.2 m) long and 21 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesT-479 Old Pike RD
CrossesHammer Creek
Location1/2 MI South of SR 4008
RouteCity Street 0
Coordinates40.20192, -76.30492
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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating18 US tons
Inventory rating13 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width21 ft (6.3 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2012)
Projected traffic135 by 2032
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$295,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-479 Old Pike RD over Hammer Creek built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2012.

What condition is T-479 Old Pike RD over Hammer 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 July 2024.

How much traffic does T-479 Old Pike RD over Hammer Creek carry?

About 100 vehicles per day (2012 count).

How long is T-479 Old Pike RD over Hammer Creek?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 21 ft wide.

Who owns T-479 Old Pike RD over Hammer Creek?

It is owned by the Town or Township Highway Agency.