US Bridges

Cosby Road over Gaddes Creek

PoorPosted for load

Powhatan County, Virginia · 1.39 FR 600 & 0.51 to 615 · Structure no. 000000000013851

Built
1954
71 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
21 ft
1 main span
Daily traffic
251
2022 count
Owner
State
State Highway Agency

About this bridge

Cosby Road over Gaddes Creek is a steel stringer/multi-beam or girder carrying Cosby Road over Gaddes Creek in Powhatan County, Virginia. It was built in 1954, so it is 71 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. Its operating status is: posted for load restriction.

It carries about 251 vehicles a day, roughly 2% of them trucks, projected to reach 366 by 2042. The structure is 21 ft (6.4 m) long and 26 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCosby Road
CrossesGaddes Creek
Location1.39 FR 600 & 0.51 to 615
RouteCounty Highway 621
Coordinates37.61091, -77.95904
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating26.3 US tons
Inventory rating20.3 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20 + Mod
Structure length21 ft (6.4 m)
Longest span19 ft (5.8 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic251 (2022)
Projected traffic366 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 Cosby Road over Gaddes Creek built?

It was built in 1954, making it 71 years old in 2025.

What condition is Cosby Road over Gaddes 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 August 2024.

How much traffic does Cosby Road over Gaddes Creek carry?

About 251 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Cosby Road over Gaddes Creek?

The structure is 21 ft (6.4 m) long with a longest span of 19 ft (5.8 m) and a deck 26 ft wide.

Who owns Cosby Road over Gaddes Creek?

It is owned by the State Highway Agency.