US Bridges

Mt. Hermon Road over Swift Creek

FairPosted for load

Chesterfield County, Virginia · 1.70 FR 604 & 0.30 to 671 · Structure no. 000000000005243

Built
1972
53 years old, rebuilt 2016
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
388
2021 count
Owner
State
State Highway Agency

About this bridge

Mt. Hermon Road over Swift Creek is a steel stringer/multi-beam or girder carrying Mt. Hermon Road over Swift Creek in Chesterfield County, Virginia. It was built in 1972 and reconstructed in 2016, so it is 53 years old, older 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. Its operating status is: posted for load restriction.

It carries about 388 vehicles a day, projected to reach 574 by 2045. The structure is 47 ft (14.2 m) long and 20 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesMt. Hermon Road
CrossesSwift Creek
Location1.70 FR 604 & 0.30 to 671
RouteCounty Highway 606
CountyChesterfield County
StateVirginia
Coordinates37.47719, -77.73973
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22 US tons
Inventory rating13 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length47 ft (14.2 m)
Longest span44 ft (13.4 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic388 (2021)
Projected traffic574 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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$242 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Mt. Hermon Road over Swift Creek built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2016.

What condition is Mt. Hermon Road over Swift 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 August 2024.

How much traffic does Mt. Hermon Road over Swift Creek carry?

About 388 vehicles per day (2021 count).

How long is Mt. Hermon Road over Swift Creek?

The structure is 47 ft (14.2 m) long with a longest span of 44 ft (13.4 m) and a deck 20 ft wide.

Who owns Mt. Hermon Road over Swift Creek?

It is owned by the State Highway Agency.