US Bridges

Mahood RD (SR4002) over B & Le RR

Good

Butler County, Pennsylvania · South of Queen Jct. · Structure no. 000000000054114

Built
2018
7 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
129 ft
1 main span
Daily traffic
1,211
2024 count
Owner
State
State Highway Agency

About this bridge

Mahood RD (SR4002) over B & Le RR is a prestressed concrete stringer/multi-beam or girder carrying Mahood RD (SR4002) over B & Le RR in Butler County, Pennsylvania. It was built in 2018, so it is 7 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 1,211 vehicles a day, roughly 3% of them trucks, projected to reach 1,191 by 2032. The structure is 129 ft (39.3 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesMahood RD (SR4002)
CrossesB & Le RR
LocationSouth of Queen Jct.
RouteState Highway 0
CountyButler County
StatePennsylvania
Coordinates40.96056, -79.93067
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length129 ft (39.3 m)
Longest span126 ft (38.4 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck24 ft (7.4 m)

Traffic and service

Average daily traffic1,211 (2024)
Projected traffic1,191 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byPrivate (other than railroad)
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mahood RD (SR4002) over B & Le RR built?

It was built in 2018, making it 7 years old in 2025.

What condition is Mahood RD (SR4002) over B & Le RR 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 May 2024.

How much traffic does Mahood RD (SR4002) over B & Le RR carry?

About 1,211 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Mahood RD (SR4002) over B & Le RR?

The structure is 129 ft (39.3 m) long with a longest span of 126 ft (38.4 m) and a deck 32 ft wide.

Who owns Mahood RD (SR4002) over B & Le RR?

It is owned by the State Highway Agency and maintained by the Private (other than railroad).