US Bridges

SR 4007 over Over North Brook

Fair

Tioga County, Pennsylvania · 1 MI W of Austinburg · Structure no. 000000000033147

Built
1953
72 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
160
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4007 over Over North Brook is a steel stringer/multi-beam or girder carrying SR 4007 over Over North Brook in Tioga County, Pennsylvania. It was built in 1953, so it is 72 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 5 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 160 vehicles a day, roughly 7% of them trucks, projected to reach 73 by 2032. The structure is 50 ft (15.2 m) long and 25 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesSR 4007
CrossesOver North Brook
Location1 MI W of Austinburg
RouteState Highway 0
CountyTioga County
StatePennsylvania
Coordinates41.99909, -77.51104
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckOpen grating
Main spans1
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span46 ft (14 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic160 (2024)
Projected traffic73 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$92,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4007 over Over North Brook built?

It was built in 1953, making it 72 years old in 2025.

What condition is SR 4007 over Over North Brook 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 June 2024.

How much traffic does SR 4007 over Over North Brook carry?

About 160 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is SR 4007 over Over North Brook?

The structure is 50 ft (15.2 m) long with a longest span of 46 ft (14 m) and a deck 25 ft wide.

Who owns SR 4007 over Over North Brook?

It is owned by the State Highway Agency.