US Bridges

East Mill Road over Sunnybrook Creek

Good

Montgomery County, Pennsylvania · 3369-G3 Adc 2008 · Structure no. 000000000048369

Built
2013
12 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
6,716
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

East Mill Road over Sunnybrook Creek is a prestressed concrete box beam or girders - multiple carrying East Mill Road over Sunnybrook Creek in Montgomery County, Pennsylvania. It was built in 2013, so it is 12 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 6,716 vehicles a day, roughly 1% of them trucks, projected to reach 8,000 by 2037. The structure is 55 ft (16.8 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesEast Mill Road
CrossesSunnybrook Creek
Location3369-G3 Adc 2008
RouteCity Street 0
Coordinates40.111, -75.20726
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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating36.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length55 ft (16.8 m)
Longest span53 ft (16.2 m)
Deck width49 ft (14.8 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,716 (2017)
Projected traffic8,000 by 2037
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 East Mill Road over Sunnybrook Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is East Mill Road over Sunnybrook 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 November 2023.

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

About 6,716 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is East Mill Road over Sunnybrook Creek?

The structure is 55 ft (16.8 m) long with a longest span of 53 ft (16.2 m) and a deck 49 ft wide.

Who owns East Mill Road over Sunnybrook Creek?

It is owned by the Town or Township Highway Agency.