US Bridges

I-276 over Mill Creek

Good

Bucks County, Pennsylvania · West of Int. for Rt. 13 · Structure no. 000000000055718

Built
2017
8 years old
Condition
Good
inspected April 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
135 ft
1 main span
Daily traffic
46,280
2004 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-276 over Mill Creek is a steel stringer/multi-beam or girder carrying I-276 over Mill Creek in Bucks 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 46,280 vehicles a day, roughly 15% of them trucks, projected to reach 53,582 by 2030. The structure is 135 ft (41.1 m) long and 156 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesI-276
CrossesMill Creek
LocationWest of Int. for Rt. 13
RouteInterstate 276
CountyBucks County
StatePennsylvania
Coordinates40.12464, -74.86075
Functional classUrban Principal Arterial - Interstate

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating39.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length135 ft (41.1 m)
Longest span131 ft (39.9 m)
Deck width156 ft (47.5 m)
Roadway width148 ft (45.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,280 (2004)
Projected traffic53,582 by 2030
Trucks15%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-276 over Mill Creek built?

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

What condition is I-276 over Mill Creek 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 April 2022.

How much traffic does I-276 over Mill Creek carry?

About 46,280 vehicles per day (2004 count), of which roughly 15% are trucks.

How long is I-276 over Mill Creek?

The structure is 135 ft (41.1 m) long with a longest span of 131 ft (39.9 m) and a deck 156 ft wide.

Who owns I-276 over Mill Creek?

It is owned by the State Toll Authority.