US Bridges

Route 29 Sbl over Otter River

Fair

Campbell County, Virginia · 8.89-RT 24/.28-RT 29 Bus · Structure no. 000000000004158

Built
1974
51 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
536 ft
5 main spans
Daily traffic
9,531
2022 count
Owner
State
State Highway Agency

About this bridge

Route 29 Sbl over Otter River is a steel stringer/multi-beam or girder carrying Route 29 Sbl over Otter River in Campbell County, Virginia. It was built in 1974, so it is 51 years old, older 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 9,531 vehicles a day, roughly 1% of them trucks, projected to reach 13,917 by 2045. The structure is 536 ft (163.4 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 29 Sbl
CrossesOtter River
Location8.89-RT 24/.28-RT 29 Bus
RouteU.S. Route 29
Coordinates37.14003, -79.24355
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
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
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating86 US tons
Inventory rating66 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length536 ft (163.4 m)
Longest span120 ft (36.6 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,531 (2022)
Projected traffic13,917 by 2045
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Route 29 Sbl over Otter River built?

It was built in 1974, making it 51 years old in 2025.

What condition is Route 29 Sbl over Otter River 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 2023.

How much traffic does Route 29 Sbl over Otter River carry?

About 9,531 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Route 29 Sbl over Otter River?

The structure is 536 ft (163.4 m) long with a longest span of 120 ft (36.6 m) and a deck 42 ft wide.

Who owns Route 29 Sbl over Otter River?

It is owned by the State Highway Agency.