US Bridges

SH-306/SEC5/L3.777 over Ditch@ Snowden Lake

Good

Cross County, Arkansas · 2.46 MI W of JCT SH 75 · Structure no. 0000000000X1650

Built
2022
3 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
38 ft
3 main spans
Daily traffic
100
2020 count
Owner
State
State Highway Agency

About this bridge

SH-306/SEC5/L3.777 over Ditch@ Snowden Lake is a concrete culvert carrying SH-306/SEC5/L3.777 over Ditch@ Snowden Lake in Cross County, Arkansas. It was built in 2022, so it is 3 years old, younger than the Arkansas average of 45.1 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 100 vehicles a day, roughly 7% of them trucks, projected to reach 120 by 2040. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 16.2 mi (26 km).

Location

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CarriesSH-306/SEC5/L3.777
CrossesDitch@ Snowden Lake
Location2.46 MI W of JCT SH 75
RouteState Highway 306
CountyCross County
StateArkansas
Coordinates35.17965, -90.5989
Functional classRural Major 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 inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length38 ft (11.6 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic120 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 SH-306/SEC5/L3.777 over Ditch@ Snowden Lake built?

It was built in 2022, making it 3 years old in 2025.

What condition is SH-306/SEC5/L3.777 over Ditch@ Snowden Lake 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 2024.

How much traffic does SH-306/SEC5/L3.777 over Ditch@ Snowden Lake carry?

About 100 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is SH-306/SEC5/L3.777 over Ditch@ Snowden Lake?

The structure is 38 ft (11.6 m) long with a longest span of 11 ft (3.5 m).

Who owns SH-306/SEC5/L3.777 over Ditch@ Snowden Lake?

It is owned by the State Highway Agency.