US Bridges

Armory Rd. over Vines Creek

Fair

Sussex County, Delaware · West of Omar · Structure no. 3440 382

Built
1982
43 years old
Condition
Fair
inspected May 2021
Type
Stringer/Multi-beam or Girder
Steel
Length
56 ft
1 main span
Daily traffic
4,458
2020 count
Owner
State
State Highway Agency

About this bridge

Armory Rd. over Vines Creek is a steel stringer/multi-beam or girder carrying Armory Rd. over Vines Creek in Sussex County, Delaware. It was built in 1982, so it is 43 years old, younger than the Delaware average of 47.3 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.

It carries about 4,458 vehicles a day, roughly 12% of them trucks, projected to reach 5,540 by 2042. The structure is 56 ft (17.1 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesArmory Rd.
CrossesVines Creek
LocationWest of Omar
RouteState Highway 20
CountySussex County
StateDelaware
Coordinates38.5289, -75.20208
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.8 US tons
Inventory rating62.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span50 ft (15.2 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,458 (2020)
Projected traffic5,540 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Armory Rd. over Vines Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Armory Rd. over Vines 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 May 2021.

How much traffic does Armory Rd. over Vines Creek carry?

About 4,458 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is Armory Rd. over Vines Creek?

The structure is 56 ft (17.1 m) long with a longest span of 50 ft (15.2 m) and a deck 47 ft wide.

Who owns Armory Rd. over Vines Creek?

It is owned by the State Highway Agency.