US Bridges

SR-1029 over Limestone Run

Good

Northumberland County, Pennsylvania · 3 MI E of Milton · Structure no. 000000000029175

Built
1950
75 years old, rebuilt 2011
Condition
Good
inspected December 2023
Type
Channel Beam
Concrete
Length
56 ft
2 main spans
Daily traffic
177
2024 count
Owner
State
State Highway Agency

About this bridge

SR-1029 over Limestone Run is a concrete channel beam carrying SR-1029 over Limestone Run in Northumberland County, Pennsylvania. It was built in 1950 and reconstructed in 2011, so it is 75 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 177 vehicles a day, roughly 6% of them trucks, projected to reach 161 by 2032. The structure is 56 ft (17.1 m) long and 26 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesSR-1029
CrossesLimestone Run
Location3 MI E of Milton
RouteState Highway 0
CountyNorthumberland County
StatePennsylvania
Coordinates41.02117, -76.78181
Functional classRural Minor Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating67 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length56 ft (17.1 m)
Longest span25 ft (7.6 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic177 (2024)
Projected traffic161 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$89,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR-1029 over Limestone Run built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2011.

What condition is SR-1029 over Limestone 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 December 2023.

How much traffic does SR-1029 over Limestone Run carry?

About 177 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is SR-1029 over Limestone Run?

The structure is 56 ft (17.1 m) long with a longest span of 25 ft (7.6 m) and a deck 26 ft wide.

Who owns SR-1029 over Limestone Run?

It is owned by the State Highway Agency.