US Bridges

SH 1-01 Lm 15.45 over Amos Bayou - Desha CO

Fair

Desha County, Arkansas · 1.0 MI N SH 138-KELSO · Structure no. 000000000002840

Built
1952
73 years old
Condition
Fair
inspected February 2025
Type
Channel Beam
Concrete
Length
57 ft
3 main spans
Daily traffic
460
2018 count
Owner
State
State Highway Agency

About this bridge

SH 1-01 Lm 15.45 over Amos Bayou - Desha CO is a concrete channel beam carrying SH 1-01 Lm 15.45 over Amos Bayou - Desha CO in Desha County, Arkansas. It was built in 1952, so it is 73 years old, older than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 460 vehicles a day, roughly 15% of them trucks, projected to reach 565 by 2028. The structure is 57 ft (17.4 m) long and 25 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesSH 1-01 Lm 15.45
CrossesAmos Bayou - Desha CO
Location1.0 MI N SH 138-KELSO
RouteState Highway 1
CountyDesha County
StateArkansas
Coordinates33.81078, -91.26599
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating36 US tons
Inventory rating22 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic460 (2018)
Projected traffic565 by 2028
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$69,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 1-01 Lm 15.45 over Amos Bayou - Desha CO built?

It was built in 1952, making it 73 years old in 2025.

What condition is SH 1-01 Lm 15.45 over Amos Bayou - Desha CO in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2025.

How much traffic does SH 1-01 Lm 15.45 over Amos Bayou - Desha CO carry?

About 460 vehicles per day (2018 count), of which roughly 15% are trucks.

How long is SH 1-01 Lm 15.45 over Amos Bayou - Desha CO?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns SH 1-01 Lm 15.45 over Amos Bayou - Desha CO?

It is owned by the State Highway Agency.