US Bridges

SH 166-01- Lm 1.21 over Creek

PoorPosted for load

Randolph County, Arkansas · 1.23 MI N JCT US 67 & 166 · Structure no. 0000000000M2164

Built
1955
70 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
58 ft
3 main spans
Daily traffic
537
2018 count
Owner
State
State Highway Agency

About this bridge

SH 166-01- Lm 1.21 over Creek is a wood or timber stringer/multi-beam or girder carrying SH 166-01- Lm 1.21 over Creek in Randolph County, Arkansas. It was built in 1955, so it is 70 years old, older than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 537 vehicles a day, roughly 12% of them trucks, projected to reach 973 by 2028. The structure is 58 ft (17.7 m) long and 25 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesSH 166-01- Lm 1.21
CrossesCreek
Location1.23 MI N JCT US 67 & 166
RouteState Highway 166
Coordinates36.30098, -90.9363
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating9 US tons
Inventory rating4 US tons

Structure

MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length58 ft (17.7 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic537 (2018)
Projected traffic973 by 2028
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$66,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 166-01- Lm 1.21 over Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is SH 166-01- Lm 1.21 over Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does SH 166-01- Lm 1.21 over Creek carry?

About 537 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is SH 166-01- Lm 1.21 over Creek?

The structure is 58 ft (17.7 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns SH 166-01- Lm 1.21 over Creek?

It is owned by the State Highway Agency.