US Bridges

SH 300 Log 16.54 over Spillway Ditch

Fair

Pulaski County, Arkansas · 3.5 MI N SH 10 · Structure no. 0000000000M2814

Built
1956
69 years old
Condition
Fair
inspected February 2024
Type
Channel Beam
Concrete
Length
158 ft
5 main spans
Daily traffic
3,400
2018 count
Owner
State
State Highway Agency

About this bridge

SH 300 Log 16.54 over Spillway Ditch is a concrete channel beam carrying SH 300 Log 16.54 over Spillway Ditch in Pulaski County, Arkansas. It was built in 1956, so it is 69 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 3,400 vehicles a day, roughly 1% of them trucks, projected to reach 4,407 by 2028. The structure is 158 ft (48.2 m) long and 24 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

Location

Open in Google Maps
CarriesSH 300 Log 16.54
CrossesSpillway Ditch
Location3.5 MI N SH 10
RouteState Highway 300
CountyPulaski County
StateArkansas
Coordinates34.85682, -92.47977
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length158 ft (48.2 m)
Longest span31 ft (9.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2018)
Projected traffic4,407 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$466,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 300 Log 16.54 over Spillway Ditch built?

It was built in 1956, making it 69 years old in 2025.

What condition is SH 300 Log 16.54 over Spillway Ditch 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 2024.

How much traffic does SH 300 Log 16.54 over Spillway Ditch carry?

About 3,400 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 300 Log 16.54 over Spillway Ditch?

The structure is 158 ft (48.2 m) long with a longest span of 31 ft (9.4 m) and a deck 24 ft wide.

Who owns SH 300 Log 16.54 over Spillway Ditch?

It is owned by the State Highway Agency.