US Bridges

W. Markham ST over I 430-LOG 6.67

Fair

Pulaski County, Arkansas · 0.1 MI N JCT I 630 · Structure no. 000000000005315

Built
1974
51 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
319 ft
4 main spans
Daily traffic
28,000
2018 count
Owner
State
State Highway Agency

About this bridge

W. Markham ST over I 430-LOG 6.67 is a steel continuous stringer/multi-beam or girder carrying W. Markham ST over I 430-LOG 6.67 in Pulaski County, Arkansas. It was built in 1974, so it is 51 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 6 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 28,000 vehicles a day, roughly 1% of them trucks, projected to reach 4,196 by 2007. The structure is 319 ft (97.2 m) long and 69 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesW. Markham ST
CrossesI 430-LOG 6.67
Location0.1 MI N JCT I 630
RouteCity Street 36130
CountyPulaski County
StateArkansas
Coordinates34.75389, -92.39098
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length319 ft (97.2 m)
Longest span108 ft (32.9 m)
Deck width69 ft (21 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,000 (2018)
Projected traffic4,196 by 2007
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was W. Markham ST over I 430-LOG 6.67 built?

It was built in 1974, making it 51 years old in 2025.

What condition is W. Markham ST over I 430-LOG 6.67 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 April 2023.

How much traffic does W. Markham ST over I 430-LOG 6.67 carry?

About 28,000 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is W. Markham ST over I 430-LOG 6.67?

The structure is 319 ft (97.2 m) long with a longest span of 108 ft (32.9 m) and a deck 69 ft wide.

Who owns W. Markham ST over I 430-LOG 6.67?

It is owned by the State Highway Agency.