US Bridges

CR 187 Alpine LN over Mchenry Creek

Good

Pulaski County, Arkansas · .5 MI S Col Glenn · Structure no. 000000000022045

Built
1999
26 years old
Condition
Good
inspected December 2022
Type
Channel Beam
Concrete
Length
50 ft
2 main spans
Daily traffic
297
2018 count
Owner
County
County Highway Agency

About this bridge

CR 187 Alpine LN over Mchenry Creek is a concrete channel beam carrying CR 187 Alpine LN over Mchenry Creek in Pulaski County, Arkansas. It was built in 1999, so it is 26 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 297 vehicles a day, roughly 1% of them trucks, projected to reach 65 by 2007. The structure is 50 ft (15.2 m) long and 25 ft wide. If it were closed, the detour would be 124.3 mi (200 km).

CarriesCR 187 Alpine LN
CrossesMchenry Creek
Location.5 MI S Col Glenn
RouteCounty Highway 187
Coordinates34.71784, -92.46492
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadH 20
Structure length50 ft (15.2 m)
Longest span25 ft (7.6 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic297 (2018)
Projected traffic65 by 2007
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed124.3 mi (200 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 187 Alpine LN over Mchenry Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is CR 187 Alpine LN 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 December 2022.

How much traffic does CR 187 Alpine LN over Mchenry Creek carry?

About 297 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is CR 187 Alpine LN over Mchenry Creek?

The structure is 50 ft (15.2 m) long with a longest span of 25 ft (7.6 m) and a deck 25 ft wide.

Who owns CR 187 Alpine LN over Mchenry Creek?

It is owned by the County Highway Agency.