US Bridges

Howlett ST/780 over Rte. 58 Bypass

Good

Carroll County, Virginia · 0.81-SSE Rt 58 Bus. · Structure no. 000000000029304

Built
2009
16 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
406 ft
3 main spans
Daily traffic
876
2019 count
Owner
State
State Highway Agency

About this bridge

Howlett ST/780 over Rte. 58 Bypass is a steel continuous stringer/multi-beam or girder carrying Howlett ST/780 over Rte. 58 Bypass in Carroll County, Virginia. It was built in 2009, so it is 16 years old, younger than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 876 vehicles a day, projected to reach 990 by 2045. The structure is 406 ft (123.7 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesHowlett ST/780
CrossesRte. 58 Bypass
Location0.81-SSE Rt 58 Bus.
RouteCounty Highway 780
CountyCarroll County
StateVirginia
Coordinates36.74341, -80.73916
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating51 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length406 ft (123.7 m)
Longest span164 ft (50 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic876 (2019)
Projected traffic990 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Howlett ST/780 over Rte. 58 Bypass built?

It was built in 2009, making it 16 years old in 2025.

What condition is Howlett ST/780 over Rte. 58 Bypass in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does Howlett ST/780 over Rte. 58 Bypass carry?

About 876 vehicles per day (2019 count).

How long is Howlett ST/780 over Rte. 58 Bypass?

The structure is 406 ft (123.7 m) long with a longest span of 164 ft (50 m) and a deck 31 ft wide.

Who owns Howlett ST/780 over Rte. 58 Bypass?

It is owned by the State Highway Agency.