US Bridges

Mud LINE/Z-B/L-4.6 over Ditch Number 20

Poor

Crittenden County, Arkansas · 0.50 Miles East of US 79 · Structure no. 000000000022085

Built
1999
26 years old
Condition
Poor
inspected June 2023
Type
Other
Steel
Length
50 ft
1 main span
Daily traffic
195
2018 count
Owner
County
County Highway Agency

About this bridge

Mud LINE/Z-B/L-4.6 over Ditch Number 20 is a steel other carrying Mud LINE/Z-B/L-4.6 over Ditch Number 20 in Crittenden County, Arkansas. It was built in 1999, so it is 26 years old, younger than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 195 vehicles a day, roughly 1% of them trucks, projected to reach 28 by 2007. The structure is 50 ft (15.2 m) long and 18 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesMud LINE/Z-B/L-4.6
CrossesDitch Number 20
Location0.50 Miles East of US 79
RouteCounty Highway 14
CountyCrittenden County
StateArkansas
Coordinates35.11914, -90.39072
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeOther
MaterialSteel
DeckSteel plate
Main spans1
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span39 ft (11.9 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic195 (2018)
Projected traffic28 by 2007
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mud LINE/Z-B/L-4.6 over Ditch Number 20 built?

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

What condition is Mud LINE/Z-B/L-4.6 over Ditch Number 20 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2023.

How much traffic does Mud LINE/Z-B/L-4.6 over Ditch Number 20 carry?

About 195 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Mud LINE/Z-B/L-4.6 over Ditch Number 20?

The structure is 50 ft (15.2 m) long with a longest span of 39 ft (11.9 m) and a deck 18 ft wide.

Who owns Mud LINE/Z-B/L-4.6 over Ditch Number 20?

It is owned by the County Highway Agency.