US Bridges

Gates Rd. over March Swamp

Fair

Suffolk city, Virginia · 0.95 to 661 / 1.15 to 745 · Structure no. 000000000024215

Built
1995
30 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
1,543
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Gates Rd. over March Swamp is a concrete culvert carrying Gates Rd. over March Swamp in Suffolk city, Virginia. It was built in 1995, so it is 30 years old, younger 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,543 vehicles a day, roughly 1% of them trucks, projected to reach 1,720 by 2042. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesGates Rd.
CrossesMarch Swamp
Location0.95 to 661 / 1.15 to 745
RouteCity Street 666
CountySuffolk city
StateVirginia
Coordinates36.60056, -76.8502
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating23.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length27 ft (8.2 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 traffic1,543 (2022)
Projected traffic1,720 by 2042
Trucks1%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Gates Rd. over March Swamp built?

It was built in 1995, making it 30 years old in 2025.

What condition is Gates Rd. over March Swamp 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 October 2024.

How much traffic does Gates Rd. over March Swamp carry?

About 1,543 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Gates Rd. over March Swamp?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m).

Who owns Gates Rd. over March Swamp?

It is owned by the City or Municipal Highway Agency.