US Bridges

Old Mill Road over Cohoon Creek

Good

Suffolk city, Virginia · 0.60 to 632 / 0.70 to 644 · Structure no. 000000000031431

Built
2020
5 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
271
2002 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old Mill Road over Cohoon Creek is a prestressed concrete slab carrying Old Mill Road over Cohoon Creek in Suffolk city, Virginia. It was built in 2020, so it is 5 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 271 vehicles a day, projected to reach 504 by 2042. The structure is 41 ft (12.5 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesOld Mill Road
CrossesCohoon Creek
Location0.60 to 632 / 0.70 to 644
RouteCity Street 607
Coordinates36.75989, -76.70466
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating77.8 US tons
Inventory rating59.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length41 ft (12.5 m)
Longest span41 ft (12.5 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic271 (2002)
Projected traffic504 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$131 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Mill Road over Cohoon Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Old Mill Road over Cohoon Creek 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 July 2024.

How much traffic does Old Mill Road over Cohoon Creek carry?

About 271 vehicles per day (2002 count).

How long is Old Mill Road over Cohoon Creek?

The structure is 41 ft (12.5 m) long with a longest span of 41 ft (12.5 m) and a deck 32 ft wide.

Who owns Old Mill Road over Cohoon Creek?

It is owned by the City or Municipal Highway Agency.