US Bridges

SR 4004 over Over Hemlock Creek

Good

Columbia County, Pennsylvania · 1 MI North of Fernville · Structure no. 000000000012705

Built
1957
68 years old, rebuilt 2010
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
60 ft
1 main span
Daily traffic
110
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4004 over Over Hemlock Creek is a steel stringer/multi-beam or girder carrying SR 4004 over Over Hemlock Creek in Columbia County, Pennsylvania. It was built in 1957 and reconstructed in 2010, so it is 68 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 110 vehicles a day, roughly 16% of them trucks, projected to reach 738 by 2032. The structure is 60 ft (18.3 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR 4004
CrossesOver Hemlock Creek
Location1 MI North of Fernville
RouteState Highway 0
CountyColumbia County
StatePennsylvania
Coordinates40.99576, -76.4861
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating75 US tons
Inventory rating58 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length60 ft (18.3 m)
Longest span59 ft (18 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2024)
Projected traffic738 by 2032
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$189,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4004 over Over Hemlock Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2010.

What condition is SR 4004 over Over Hemlock 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 March 2023.

How much traffic does SR 4004 over Over Hemlock Creek carry?

About 110 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is SR 4004 over Over Hemlock Creek?

The structure is 60 ft (18.3 m) long with a longest span of 59 ft (18 m) and a deck 28 ft wide.

Who owns SR 4004 over Over Hemlock Creek?

It is owned by the State Highway Agency.