US Bridges

T-433 Johns Road over Glade Run

GoodPosted for load

Armstrong County, Pennsylvania · 400 Feet West of T-530 · Structure no. 000000000003365

Built
1992
33 years old
Condition
Good
inspected May 2023
Type
Slab
Wood or Timber
Length
33 ft
1 main span
Daily traffic
50
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-433 Johns Road over Glade Run is a wood or timber slab carrying T-433 Johns Road over Glade Run in Armstrong County, Pennsylvania. It was built in 1992, so it is 33 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. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 70 by 2029. The structure is 33 ft (10.1 m) long and 26 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT-433 Johns Road
CrossesGlade Run
Location400 Feet West of T-530
RouteCity Street 0
Coordinates40.82113, -79.57092
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckNot applicable
Main spans1
Design loadHL 93
Structure length33 ft (10.1 m)
Longest span32 ft (9.8 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2019)
Projected traffic70 by 2029
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$42,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-433 Johns Road over Glade Run built?

It was built in 1992, making it 33 years old in 2025.

What condition is T-433 Johns Road over Glade Run 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 T-433 Johns Road over Glade Run carry?

About 50 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is T-433 Johns Road over Glade Run?

The structure is 33 ft (10.1 m) long with a longest span of 32 ft (9.8 m) and a deck 26 ft wide.

Who owns T-433 Johns Road over Glade Run?

It is owned by the Town or Township Highway Agency.