US Bridges

Mill Creek Road over Mill Creek

Good

Montgomery County, Pennsylvania · 0.33MI NE of US30 3478-E7 · Structure no. 000000000068775

Built
2024
1 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
9,898
2019 count
Owner
County
County Highway Agency

About this bridge

Mill Creek Road over Mill Creek is a prestressed concrete box beam or girders - single or spread carrying Mill Creek Road over Mill Creek in Montgomery County, Pennsylvania. It was built in 2024, so it is 1 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,898 vehicles a day, roughly 4% of them trucks, projected to reach 11,216 by 2041. The structure is 41 ft (12.5 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMill Creek Road
CrossesMill Creek
Location0.33MI NE of US30 3478-E7
RouteCity Street 0
Coordinates40.02342, -75.28465
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating38.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length41 ft (12.5 m)
Longest span40 ft (12.2 m)
Deck width40 ft (12.2 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,898 (2019)
Projected traffic11,216 by 2041
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
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 Mill Creek Road over Mill Creek built?

It was built in 2024, making it 1 years old in 2025.

What condition is Mill Creek Road 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 May 2024.

How much traffic does Mill Creek Road over Mill Creek carry?

About 9,898 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is Mill Creek Road over Mill Creek?

The structure is 41 ft (12.5 m) long with a longest span of 40 ft (12.2 m) and a deck 40 ft wide.

Who owns Mill Creek Road over Mill Creek?

It is owned by the County Highway Agency.