US Bridges

Lorraine Avenue over Sunnybrook Creek

Fair

Montgomery County, Pennsylvania · .12 MI NE SR 73 3369-J3 · Structure no. 000000000028041

Built
1949
76 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
25 ft
1 main span
Daily traffic
3,480
2012 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lorraine Avenue over Sunnybrook Creek is a concrete slab carrying Lorraine Avenue over Sunnybrook Creek in Montgomery County, Pennsylvania. It was built in 1949, so it is 76 years old, older 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 3,480 vehicles a day, projected to reach 4,360 by 2032. The structure is 25 ft (7.6 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesLorraine Avenue
CrossesSunnybrook Creek
Location.12 MI NE SR 73 3369-J3
RouteCity Street 0
CountyMontgomery County
StatePennsylvania
Coordinates40.11243, -75.19464
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum 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 rating86 US tons
Inventory rating51 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length25 ft (7.6 m)
Longest span22 ft (6.7 m)
Deck width50 ft (15.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,480 (2012)
Projected traffic4,360 by 2032
Trucks0%
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 Lorraine Avenue over Sunnybrook Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is Lorraine Avenue over Sunnybrook 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 May 2024.

How much traffic does Lorraine Avenue over Sunnybrook Creek carry?

About 3,480 vehicles per day (2012 count).

How long is Lorraine Avenue over Sunnybrook Creek?

The structure is 25 ft (7.6 m) long with a longest span of 22 ft (6.7 m) and a deck 50 ft wide.

Who owns Lorraine Avenue over Sunnybrook Creek?

It is owned by the Town or Township Highway Agency.