US Bridges

Mccalmont RD over Connoquenessing CR

Good

Butler County, Pennsylvania · Mccalmont NO.1 · Structure no. 000000000054111

Built
2017
8 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
114 ft
1 main span
Daily traffic
1,200
2024 count
Owner
State
State Highway Agency

About this bridge

Mccalmont RD over Connoquenessing CR is a prestressed concrete box beam or girders - multiple carrying Mccalmont RD over Connoquenessing CR in Butler County, Pennsylvania. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,200 vehicles a day, roughly 2% of them trucks, projected to reach 2,755 by 2037. The structure is 114 ft (34.7 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesMccalmont RD
CrossesConnoquenessing CR
LocationMccalmont NO.1
RouteState Highway 0
CountyButler County
StatePennsylvania
Coordinates40.81962, -79.94523
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating79.3 US tons
Inventory rating55.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length114 ft (34.7 m)
Longest span110 ft (33.5 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2024)
Projected traffic2,755 by 2037
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mccalmont RD over Connoquenessing CR built?

It was built in 2017, making it 8 years old in 2025.

What condition is Mccalmont RD over Connoquenessing CR 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 2023.

How much traffic does Mccalmont RD over Connoquenessing CR carry?

About 1,200 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Mccalmont RD over Connoquenessing CR?

The structure is 114 ft (34.7 m) long with a longest span of 110 ft (33.5 m) and a deck 33 ft wide.

Who owns Mccalmont RD over Connoquenessing CR?

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