US Bridges

Brown AV.CO.BR#191 over Limestone Run

Good

Northumberland County, Pennsylvania · Milton Boro · Structure no. 000000000029407

Built
1995
30 years old
Condition
Good
inspected January 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
1,220
2019 count
Owner
County
County Highway Agency

About this bridge

Brown AV.CO.BR#191 over Limestone Run is a prestressed concrete box beam or girders - multiple carrying Brown AV.CO.BR#191 over Limestone Run in Northumberland County, Pennsylvania. It was built in 1995, so it is 30 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 1,220 vehicles a day, roughly 5% of them trucks, projected to reach 1,883 by 2041. The structure is 44 ft (13.4 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBrown AV.CO.BR#191
CrossesLimestone Run
LocationMilton Boro
RouteCity Street 0
CountyNorthumberland County
StatePennsylvania
Coordinates41.01695, -76.843
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable 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 rating71 US tons
Inventory rating43 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span43 ft (13.1 m)
Deck width32 ft (9.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,220 (2019)
Projected traffic1,883 by 2041
Trucks5%
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$390,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Brown AV.CO.BR#191 over Limestone Run built?

It was built in 1995, making it 30 years old in 2025.

What condition is Brown AV.CO.BR#191 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 January 2023.

How much traffic does Brown AV.CO.BR#191 over Limestone Run carry?

About 1,220 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Brown AV.CO.BR#191 over Limestone Run?

The structure is 44 ft (13.4 m) long with a longest span of 43 ft (13.1 m) and a deck 32 ft wide.

Who owns Brown AV.CO.BR#191 over Limestone Run?

It is owned by the County Highway Agency.