US Bridges

T-832 Mill Street over Norfolk Southern RR

Poor

Westmoreland County, Pennsylvania · 200 Ft East of SR 217 · Structure no. 000000000045831

Built
1930
95 years old
Condition
Poor
inspected June 2024
Type
Girder and Floorbeam System
Steel
Length
80 ft
1 main span
Daily traffic
800
2012 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-832 Mill Street over Norfolk Southern RR is a steel girder and floorbeam system carrying T-832 Mill Street over Norfolk Southern RR in Westmoreland 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 800 vehicles a day, roughly 1% of them trucks, projected to reach 1,025 by 2032. The structure is 80 ft (24.4 m) long and 17 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT-832 Mill Street
CrossesNorfolk Southern RR
Location200 Ft East of SR 217
RouteCity Street 832
Coordinates40.35256, -79.28047
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating80 US tons
Inventory rating48 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span78 ft (23.8 m)
Deck width17 ft (5.3 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2012)
Projected traffic1,025 by 2032
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byRailroad
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was T-832 Mill Street over Norfolk Southern RR built?

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

What condition is T-832 Mill Street over Norfolk Southern RR 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 June 2024.

How much traffic does T-832 Mill Street over Norfolk Southern RR carry?

About 800 vehicles per day (2012 count), of which roughly 1% are trucks.

How long is T-832 Mill Street over Norfolk Southern RR?

The structure is 80 ft (24.4 m) long with a longest span of 78 ft (23.8 m) and a deck 17 ft wide.

Who owns T-832 Mill Street over Norfolk Southern RR?

It is owned by the Town or Township Highway Agency and maintained by the Railroad.