US Bridges

Siler RD over Brush Creek

Poor

Frederick County, Virginia · 2.60 to 685 - 0.00 to 690 · Structure no. 000000000008178

Built
1932
93 years old, rebuilt 1971
Condition
Poor
inspected October 2024
Type
Slab
Prestressed Concrete
Length
94 ft
2 main spans
Daily traffic
333
2020 count
Owner
State
State Highway Agency

About this bridge

Siler RD over Brush Creek is a prestressed concrete slab carrying Siler RD over Brush Creek in Frederick County, Virginia. It was built in 1932 and reconstructed in 1971, so it is 93 years old, older than the Virginia average of 50.7 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 333 vehicles a day, projected to reach 335 by 2045. The structure is 94 ft (28.7 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSiler RD
CrossesBrush Creek
Location2.60 to 685 - 0.00 to 690
RouteCounty Highway 600
Coordinates39.35015, -78.23975
Functional classRural Minor Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20 + Mod
Structure length94 ft (28.7 m)
Longest span46 ft (14 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic333 (2020)
Projected traffic335 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 Siler RD over Brush Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1971.

What condition is Siler RD over Brush 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 October 2024.

How much traffic does Siler RD over Brush Creek carry?

About 333 vehicles per day (2020 count).

How long is Siler RD over Brush Creek?

The structure is 94 ft (28.7 m) long with a longest span of 46 ft (14 m) and a deck 27 ft wide.

Who owns Siler RD over Brush Creek?

It is owned by the State Highway Agency.