US Bridges

W Markham Street over Grassy Flat Creek

Good

Pulaski County, Arkansas · Barrow RD & Markham · Structure no. 000000000019404

Built
1970
55 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete
Length
90 ft
3 main spans
Daily traffic
22,000
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

W Markham Street over Grassy Flat Creek is a concrete slab carrying W Markham Street over Grassy Flat Creek in Pulaski County, Arkansas. It was built in 1970, so it is 55 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 22,000 vehicles a day, roughly 1% of them trucks, projected to reach 22,000 by 2032. The structure is 90 ft (27.4 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW Markham Street
CrossesGrassy Flat Creek
LocationBarrow RD & Markham
RouteCity Street 36130
Coordinates34.75318, -92.373
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width65 ft (19.8 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,000 (2018)
Projected traffic22,000 by 2032
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$913,000
NavigationNo navigation control on waterway

Frequently asked questions

When was W Markham Street over Grassy Flat Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is W Markham Street over Grassy Flat Creek 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 August 2023.

How much traffic does W Markham Street over Grassy Flat Creek carry?

About 22,000 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is W Markham Street over Grassy Flat Creek?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 65 ft wide.

Who owns W Markham Street over Grassy Flat Creek?

It is owned by the City or Municipal Highway Agency.