US Bridges

Walnut ST (T-385) over West Br. Neshaminy Crk

Good

Montgomery County, Pennsylvania · 1M EOFSR309-3032-K7 · Structure no. 000000000054280

Built
2017
8 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
5,000
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Walnut ST (T-385) over West Br. Neshaminy Crk is a prestressed concrete box beam or girders - multiple carrying Walnut ST (T-385) over West Br. Neshaminy Crk in Montgomery County, Pennsylvania. It was built in 2017, so it is 8 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,000 vehicles a day, roughly 2% of them trucks, projected to reach 6,000 by 2037. The structure is 52 ft (15.8 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWalnut ST (T-385)
CrossesWest Br. Neshaminy Crk
Location1M EOFSR309-3032-K7
RouteCity Street 0
Coordinates40.27231, -75.25033
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.1 US tons
Inventory rating38.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width40 ft (12.3 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2017)
Projected traffic6,000 by 2037
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Walnut ST (T-385) over West Br. Neshaminy Crk built?

It was built in 2017, making it 8 years old in 2025.

What condition is Walnut ST (T-385) over West Br. Neshaminy Crk in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does Walnut ST (T-385) over West Br. Neshaminy Crk carry?

About 5,000 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Walnut ST (T-385) over West Br. Neshaminy Crk?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 40 ft wide.

Who owns Walnut ST (T-385) over West Br. Neshaminy Crk?

It is owned by the Town or Township Highway Agency.