US Bridges

Den Hill RD / 603 over Cedar Run

Good

Montgomery County, Virginia · 0.70 Rt 641; 0.20 Rt 723 · Structure no. 000000000028608

Built
2007
18 years old
Condition
Good
inspected September 2023
Type
Culvert
Steel
Length
38 ft
4 main spans
Daily traffic
1,548
2022 count
Owner
State
State Highway Agency

About this bridge

Den Hill RD / 603 over Cedar Run is a steel culvert carrying Den Hill RD / 603 over Cedar Run in Montgomery County, Virginia. It was built in 2007, so it is 18 years old, younger than the Virginia average of 50.7 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 1,548 vehicles a day, projected to reach 1,726 by 2045. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesDen Hill RD / 603
CrossesCedar Run
Location0.70 Rt 641; 0.20 Rt 723
RouteCounty Highway 603
Coordinates37.19154, -80.36303
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating98 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,548 (2022)
Projected traffic1,726 by 2045
Trucks0%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Den Hill RD / 603 over Cedar Run built?

It was built in 2007, making it 18 years old in 2025.

What condition is Den Hill RD / 603 over Cedar 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 September 2023.

How much traffic does Den Hill RD / 603 over Cedar Run carry?

About 1,548 vehicles per day (2022 count).

How long is Den Hill RD / 603 over Cedar Run?

The structure is 38 ft (11.6 m) long with a longest span of 8 ft (2.4 m).

Who owns Den Hill RD / 603 over Cedar Run?

It is owned by the State Highway Agency.