US Bridges

South 20th Street over NS Railway

PoorClosed to traffic

Wythe County, Virginia · 0.10 Fr. Int W Jefferson · Structure no. 000000000022358

Built
1932
93 years old
Condition
Poor
inspected August 2024
Type
Girder and Floorbeam System
Steel
Length
90 ft
3 main spans
Daily traffic
1,150
1991 count
Owner
Railroad
Railroad

About this bridge

South 20th Street over NS Railway is a steel girder and floorbeam system carrying South 20th Street over NS Railway in Wythe County, Virginia. It was built in 1932, so it is 93 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: closed to all traffic.

It carries about 1,150 vehicles a day, projected to reach 1,725 by 2042. The structure is 90 ft (27.4 m) long and 16 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSouth 20th Street
CrossesNS Railway
Location0.10 Fr. Int W Jefferson
RouteCity Street 0
Coordinates36.93829, -81.08815
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry0: Immediate repair necessary to put back in service
Approach roadway alignment7: Better than present minimum criteria
Operating rating21.1 US tons
Inventory rating15 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans3
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span40 ft (12.2 m)
Deck width16 ft (5 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (1991)
Projected traffic1,725 by 2042
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerRailroad
Maintained byRailroad
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$175.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was South 20th Street over NS Railway built?

It was built in 1932, making it 93 years old in 2025.

What condition is South 20th Street over NS Railway 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 South 20th Street over NS Railway carry?

About 1,150 vehicles per day (1991 count).

How long is South 20th Street over NS Railway?

The structure is 90 ft (27.4 m) long with a longest span of 40 ft (12.2 m) and a deck 16 ft wide.

Who owns South 20th Street over NS Railway?

It is owned by the Railroad.