US Bridges

Mud Bridge RD over L Beaver Crk North Fork

Poor

Lawrence County, Pennsylvania · 203002 Mud Bridge Road · Structure no. 000000000022518

Built
1930
95 years old
Condition
Poor
inspected April 2024
Type
Tee Beam
Concrete
Length
67 ft
2 main spans
Daily traffic
100
2006 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Mud Bridge RD over L Beaver Crk North Fork is a concrete tee beam carrying Mud Bridge RD over L Beaver Crk North Fork in Lawrence County, Pennsylvania. It was built in 1930, so it is 95 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 100 vehicles a day, roughly 4% of them trucks, projected to reach 100 by 2026. The structure is 67 ft (20.4 m) long and 20 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMud Bridge RD
CrossesL Beaver Crk North Fork
Location203002 Mud Bridge Road
RouteCity Street 0
Coordinates40.86729, -80.50359
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length67 ft (20.4 m)
Longest span31 ft (9.4 m)
Deck width20 ft (6.1 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2006)
Projected traffic100 by 2026
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$422,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mud Bridge RD over L Beaver Crk North Fork built?

It was built in 1930, making it 95 years old in 2025.

What condition is Mud Bridge RD over L Beaver Crk North Fork in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Mud Bridge RD over L Beaver Crk North Fork carry?

About 100 vehicles per day (2006 count), of which roughly 4% are trucks.

How long is Mud Bridge RD over L Beaver Crk North Fork?

The structure is 67 ft (20.4 m) long with a longest span of 31 ft (9.4 m) and a deck 20 ft wide.

Who owns Mud Bridge RD over L Beaver Crk North Fork?

It is owned by the Town or Township Highway Agency.