US Bridges

T-372 Taggart RD over Slippery Rock Creek

PoorPosted for load

Butler County, Pennsylvania · 1.3 MI SE of SR 0108 · Structure no. 000000000008301

Built
1980
45 years old
Condition
Poor
inspected July 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
71 ft
1 main span
Daily traffic
150
2015 count
Owner
County
County Highway Agency

About this bridge

T-372 Taggart RD over Slippery Rock Creek is a wood or timber stringer/multi-beam or girder carrying T-372 Taggart RD over Slippery Rock Creek in Butler County, Pennsylvania. It was built in 1980, so it is 45 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 150 vehicles a day, roughly 6% of them trucks, projected to reach 170 by 2035. The structure is 71 ft (21.6 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT-372 Taggart RD
CrossesSlippery Rock Creek
Location1.3 MI SE of SR 0108
RouteCity Street 0
Coordinates41.02907, -80.07421
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating36 US tons
Inventory rating23 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length71 ft (21.6 m)
Longest span65 ft (19.8 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2015)
Projected traffic170 by 2035
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$201,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-372 Taggart RD over Slippery Rock Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is T-372 Taggart RD over Slippery Rock Creek 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 July 2023.

How much traffic does T-372 Taggart RD over Slippery Rock Creek carry?

About 150 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is T-372 Taggart RD over Slippery Rock Creek?

The structure is 71 ft (21.6 m) long with a longest span of 65 ft (19.8 m) and a deck 25 ft wide.

Who owns T-372 Taggart RD over Slippery Rock Creek?

It is owned by the County Highway Agency.