US Bridges

Hooes Road over Giles Run

Good

Fairfax County, Virginia · 00.51FR.611/00.92TO600 · Structure no. 000000000006738

Built
1989
36 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
7,907
2022 count
Owner
State
State Highway Agency

About this bridge

Hooes Road over Giles Run is a concrete culvert carrying Hooes Road over Giles Run in Fairfax County, Virginia. It was built in 1989, so it is 36 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 7,907 vehicles a day, projected to reach 11,544 by 2042. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesHooes Road
CrossesGiles Run
Location00.51FR.611/00.92TO600
RouteCounty Highway 636
CountyFairfax County
StateVirginia
Coordinates38.71522, -77.25242
Functional classUrban Minor Arterial

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating98.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,907 (2022)
Projected traffic11,544 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Hooes Road over Giles Run built?

It was built in 1989, making it 36 years old in 2025.

What condition is Hooes Road over Giles 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 March 2024.

How much traffic does Hooes Road over Giles Run carry?

About 7,907 vehicles per day (2022 count).

How long is Hooes Road over Giles Run?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns Hooes Road over Giles Run?

It is owned by the State Highway Agency.