US Bridges

I-30WB S-14LM63.35 over South Boat Ditch

Good

Clark County, Arkansas · .51 MI E JCT SH 53 · Structure no. 0000000000A3814

Built
1966
59 years old, rebuilt 2001
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
402 ft
1 main span
Daily traffic
13,494
2018 count
Owner
State
State Highway Agency

About this bridge

I-30WB S-14LM63.35 over South Boat Ditch is a steel stringer/multi-beam or girder carrying I-30WB S-14LM63.35 over South Boat Ditch in Clark County, Arkansas. It was built in 1966 and reconstructed in 2001, so it is 59 years old, older 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 13,494 vehicles a day, roughly 54% of them trucks, projected to reach 16,000 by 2033. The structure is 402 ft (122.5 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-30WB S-14LM63.35
CrossesSouth Boat Ditch
Location.51 MI E JCT SH 53
RouteInterstate 30
CountyClark County
StateArkansas
Coordinates34.00279, -93.17815
Functional classRural Principal Arterial - Interstate

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+9 approach)
Design loadHS 20 + Mod
Structure length402 ft (122.5 m)
Longest span70 ft (21.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,494 (2018)
Projected traffic16,000 by 2033
Trucks54%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$1.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-30WB S-14LM63.35 over South Boat Ditch built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2001.

What condition is I-30WB S-14LM63.35 over South Boat Ditch 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 2023.

How much traffic does I-30WB S-14LM63.35 over South Boat Ditch carry?

About 13,494 vehicles per day (2018 count), of which roughly 54% are trucks.

How long is I-30WB S-14LM63.35 over South Boat Ditch?

The structure is 402 ft (122.5 m) long with a longest span of 70 ft (21.3 m) and a deck 43 ft wide.

Who owns I-30WB S-14LM63.35 over South Boat Ditch?

It is owned by the State Highway Agency.