US Bridges

Grant Street over Trib. to Trout Creek

Fair

Lehigh County, Pennsylvania · Slatedale · Structure no. 000000000047441

Built
2012
13 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
250
2012 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Grant Street over Trib. to Trout Creek is a prestressed concrete box beam or girders - multiple carrying Grant Street over Trib. to Trout Creek in Lehigh County, Pennsylvania. It was built in 2012, so it is 13 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 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 250 vehicles a day, roughly 1% of them trucks, projected to reach 300 by 2022. The structure is 32 ft (9.8 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGrant Street
CrossesTrib. to Trout Creek
LocationSlatedale
RouteCity Street 787
Coordinates40.74398, -75.65565
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.2 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2012)
Projected traffic300 by 2022
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Grant Street over Trib. to Trout Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is Grant Street over Trib. to Trout 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 Grant Street over Trib. to Trout Creek carry?

About 250 vehicles per day (2012 count), of which roughly 1% are trucks.

How long is Grant Street over Trib. to Trout Creek?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 31 ft wide.

Who owns Grant Street over Trib. to Trout Creek?

It is owned by the Town or Township Highway Agency.