US Bridges

SH 70 over Mchenry Creek

Good

Pulaski County, Arkansas · 0.5 MI NE of I-430 · Structure no. 000000000007210

Built
2013
12 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
150 ft
3 main spans
Daily traffic
12,000
2018 count
Owner
State
State Highway Agency

About this bridge

SH 70 over Mchenry Creek is a steel continuous stringer/multi-beam or girder carrying SH 70 over Mchenry Creek in Pulaski County, Arkansas. It was built in 2013, so it is 12 years old, younger 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 12,000 vehicles a day, roughly 3% of them trucks, projected to reach 11,500 by 2032. The structure is 150 ft (45.7 m) long and 43 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSH 70
CrossesMchenry Creek
Location0.5 MI NE of I-430
RouteState Highway 70
CountyPulaski County
StateArkansas
Coordinates34.68524, -92.40089
Functional classUrban Other Principal 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.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length150 ft (45.7 m)
Longest span60 ft (18.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,000 (2018)
Projected traffic11,500 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH 70 over Mchenry Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is SH 70 over Mchenry 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 April 2023.

How much traffic does SH 70 over Mchenry Creek carry?

About 12,000 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is SH 70 over Mchenry Creek?

The structure is 150 ft (45.7 m) long with a longest span of 60 ft (18.3 m) and a deck 43 ft wide.

Who owns SH 70 over Mchenry Creek?

It is owned by the State Highway Agency.