US Bridges

Spruce ST over Carbon Run

Good

Northumberland County, Pennsylvania · Shamokin City Spruce St. · Structure no. 000000000029399

Built
1992
33 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
4,100
2018 count
Owner
County
County Highway Agency

About this bridge

Spruce ST over Carbon Run is a concrete culvert carrying Spruce ST over Carbon Run in Northumberland County, Pennsylvania. It was built in 1992, so it is 33 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 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 4,100 vehicles a day, roughly 13% of them trucks, projected to reach 6,327 by 2040. The structure is 27 ft (8.2 m) long and 78 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSpruce ST
CrossesCarbon Run
LocationShamokin City Spruce St.
RouteCity Street 7301
Coordinates40.78653, -76.56058
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width78 ft (23.8 m)
Roadway width49 ft (15 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,100 (2018)
Projected traffic6,327 by 2040
Trucks13%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Spruce ST over Carbon Run built?

It was built in 1992, making it 33 years old in 2025.

What condition is Spruce ST over Carbon Run 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 October 2024.

How much traffic does Spruce ST over Carbon Run carry?

About 4,100 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is Spruce ST over Carbon Run?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 78 ft wide.

Who owns Spruce ST over Carbon Run?

It is owned by the County Highway Agency.