US Bridges

N Frederick Pk-Sbl over Isaac Creek

Fair

Frederick County, Virginia · 0.05 to 705 - 1.50 to 693 · Structure no. 000000000026705

Built
2000
25 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
99 ft
1 main span
Daily traffic
7,641
2022 count
Owner
State
State Highway Agency

About this bridge

N Frederick Pk-Sbl over Isaac Creek is a steel stringer/multi-beam or girder carrying N Frederick Pk-Sbl over Isaac Creek in Frederick County, Virginia. It was built in 2000, so it is 25 years old, younger than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 7,641 vehicles a day, roughly 1% of them trucks, projected to reach 11,156 by 2045. The structure is 99 ft (30.2 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesN Frederick Pk-Sbl
CrossesIsaac Creek
Location0.05 to 705 - 1.50 to 693
RouteU.S. Route 522
CountyFrederick County
StateVirginia
Coordinates39.30162, -78.28005
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating92 US tons
Inventory rating71 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length99 ft (30.2 m)
Longest span96 ft (29.3 m)
Deck width56 ft (17.2 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,641 (2022)
Projected traffic11,156 by 2045
Trucks1%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N Frederick Pk-Sbl over Isaac Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is N Frederick Pk-Sbl over Isaac Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does N Frederick Pk-Sbl over Isaac Creek carry?

About 7,641 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is N Frederick Pk-Sbl over Isaac Creek?

The structure is 99 ft (30.2 m) long with a longest span of 96 ft (29.3 m) and a deck 56 ft wide.

Who owns N Frederick Pk-Sbl over Isaac Creek?

It is owned by the State Highway Agency.