US Bridges

Mt. Olive/Cohoke R over Cohoke Mill Pd Spillway

Good

King William County, Virginia · 1.5M RTE 651-0.5M RTE 630 · Structure no. 000000000025675

Built
1999
26 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
84 ft
1 main span
Daily traffic
153
2019 count
Owner
State
State Highway Agency

About this bridge

Mt. Olive/Cohoke R over Cohoke Mill Pd Spillway is a steel stringer/multi-beam or girder carrying Mt. Olive/Cohoke R over Cohoke Mill Pd Spillway in King William County, Virginia. It was built in 1999, so it is 26 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 153 vehicles a day, projected to reach 173 by 2045. The structure is 84 ft (25.6 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMt. Olive/Cohoke R
CrossesCohoke Mill Pd Spillway
Location1.5M RTE 651-0.5M RTE 630
RouteCounty Highway 632
Coordinates37.58157, -76.94807
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.4 US tons
Inventory rating66.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length84 ft (25.6 m)
Longest span82 ft (25 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic153 (2019)
Projected traffic173 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mt. Olive/Cohoke R over Cohoke Mill Pd Spillway built?

It was built in 1999, making it 26 years old in 2025.

What condition is Mt. Olive/Cohoke R over Cohoke Mill Pd Spillway 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 March 2023.

How much traffic does Mt. Olive/Cohoke R over Cohoke Mill Pd Spillway carry?

About 153 vehicles per day (2019 count).

How long is Mt. Olive/Cohoke R over Cohoke Mill Pd Spillway?

The structure is 84 ft (25.6 m) long with a longest span of 82 ft (25 m) and a deck 26 ft wide.

Who owns Mt. Olive/Cohoke R over Cohoke Mill Pd Spillway?

It is owned by the State Highway Agency.