US Bridges

Mt. Olive/Cohoke R over Acquinton Creek

Good

King William County, Virginia · 0.8M RTE629 & 0.5M RTE621 · Structure no. 000000000010676

Built
1951
74 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
553
2022 count
Owner
State
State Highway Agency

About this bridge

Mt. Olive/Cohoke R over Acquinton Creek is a concrete culvert carrying Mt. Olive/Cohoke R over Acquinton Creek in King William County, Virginia. It was built in 1951, so it is 74 years old, older 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 553 vehicles a day, roughly 1% of them trucks, projected to reach 701 by 2042. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 11.2 mi (18 km).

CarriesMt. Olive/Cohoke R
CrossesAcquinton Creek
Location0.8M RTE629 & 0.5M RTE621
RouteCounty Highway 632
Coordinates37.65066, -77.06187
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic553 (2022)
Projected traffic701 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 Acquinton Creek built?

It was built in 1951, making it 74 years old in 2025.

What condition is Mt. Olive/Cohoke R over Acquinton 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 March 2024.

How much traffic does Mt. Olive/Cohoke R over Acquinton Creek carry?

About 553 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Mt. Olive/Cohoke R over Acquinton Creek?

The structure is 31 ft (9.4 m) long with a longest span of 10 ft (3 m).

Who owns Mt. Olive/Cohoke R over Acquinton Creek?

It is owned by the State Highway Agency.