US Bridges

T-464 Sulgar RD over Little Mill Creek

Good

Jefferson County, Pennsylvania · 1.2 Mile NE of US RTE 322 · Structure no. 000000000045861

Built
2010
15 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
53
2023 count
Owner
County
County Highway Agency

About this bridge

T-464 Sulgar RD over Little Mill Creek is a prestressed concrete box beam or girders - multiple carrying T-464 Sulgar RD over Little Mill Creek in Jefferson County, Pennsylvania. It was built in 2010, so it is 15 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.

It carries about 53 vehicles a day, projected to reach 65 by 2045. The structure is 52 ft (15.8 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesT-464 Sulgar RD
CrossesLittle Mill Creek
Location1.2 Mile NE of US RTE 322
RouteCity Street 0
Coordinates41.16261, -79.03414
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating48 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53 (2023)
Projected traffic65 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-464 Sulgar RD over Little Mill Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is T-464 Sulgar RD over Little Mill Creek 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-464 Sulgar RD over Little Mill Creek carry?

About 53 vehicles per day (2023 count).

How long is T-464 Sulgar RD over Little Mill Creek?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 31 ft wide.

Who owns T-464 Sulgar RD over Little Mill Creek?

It is owned by the County Highway Agency.