US Bridges

T-521 Parolari RD over Little Toby Creek

Poor

Elk County, Pennsylvania · 700 Ft East SR 219 · Structure no. 000000000015744

Built
1916
109 years old
Condition
Poor
inspected August 2023
Type
Arch - Deck
Concrete
Length
49 ft
1 main span
Daily traffic
50
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-521 Parolari RD over Little Toby Creek is a concrete arch - deck carrying T-521 Parolari RD over Little Toby Creek in Elk County, Pennsylvania. It was built in 1916, so it is 109 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 53 by 2043. The structure is 49 ft (14.9 m) long and 18 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT-521 Parolari RD
CrossesLittle Toby Creek
Location700 Ft East SR 219
RouteCity Street 0
Coordinates41.27686, -78.70085
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
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span49 ft (14.9 m)
Deck width18 ft (5.6 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic53 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$784,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-521 Parolari RD over Little Toby Creek built?

It was built in 1916, making it 109 years old in 2025.

What condition is T-521 Parolari RD over Little Toby 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 August 2023.

How much traffic does T-521 Parolari RD over Little Toby Creek carry?

About 50 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is T-521 Parolari RD over Little Toby Creek?

The structure is 49 ft (14.9 m) long with a longest span of 49 ft (14.9 m) and a deck 18 ft wide.

Who owns T-521 Parolari RD over Little Toby Creek?

It is owned by the Town or Township Highway Agency.