US Bridges

Pittmantown Road over Mill Swamp

PoorPosted for load

Suffolk city, Virginia · 0.10 Mi.Fr.N.C.State Line · Structure no. 000000000022150

Built
1950
75 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
45 ft
1 main span
Daily traffic
67
2002 count
Owner
City
City or Municipal Highway Agency

About this bridge

Pittmantown Road over Mill Swamp is a steel stringer/multi-beam or girder carrying Pittmantown Road over Mill Swamp in Suffolk city, Virginia. It was built in 1950, so it is 75 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 67 vehicles a day, projected to reach 125 by 2045. The structure is 45 ft (13.7 m) long and 20 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesPittmantown Road
CrossesMill Swamp
Location0.10 Mi.Fr.N.C.State Line
RouteCity Street 668
Coordinates36.55181, -76.84182
Functional classUrban Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 6 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be 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 rating7.9 US tons
Inventory rating6.1 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20 + Mod
Structure length45 ft (13.7 m)
Longest span45 ft (13.7 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67 (2002)
Projected traffic125 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$184 million (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Pittmantown Road over Mill Swamp built?

It was built in 1950, making it 75 years old in 2025.

What condition is Pittmantown Road over Mill Swamp 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 December 2024.

How much traffic does Pittmantown Road over Mill Swamp carry?

About 67 vehicles per day (2002 count).

How long is Pittmantown Road over Mill Swamp?

The structure is 45 ft (13.7 m) long with a longest span of 45 ft (13.7 m) and a deck 20 ft wide.

Who owns Pittmantown Road over Mill Swamp?

It is owned by the City or Municipal Highway Agency.