US Bridges

CR 140 over Hardwood Creek

Good

Anoka County, Minnesota · 0.8 MI E of JCT Csah 21 · Structure no. 96424

Built
1989
36 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
2,446
2022 count
Owner
County
County Highway Agency

About this bridge

CR 140 over Hardwood Creek is a concrete culvert carrying CR 140 over Hardwood Creek in Anoka County, Minnesota. It was built in 1989, so it is 36 years old, younger than the Minnesota average of 38.5 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 2,446 vehicles a day, roughly 10% of them trucks, projected to reach 1,550 by 2042. The structure is 22 ft (6.8 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesCR 140
CrossesHardwood Creek
Location0.8 MI E of JCT Csah 21
RouteCounty Highway 140
Coordinates45.19644, -93.02369
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating43.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.8 m)
Longest span8 ft (2.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,446 (2022)
Projected traffic1,550 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 140 over Hardwood Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is CR 140 over Hardwood 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 October 2023.

How much traffic does CR 140 over Hardwood Creek carry?

About 2,446 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is CR 140 over Hardwood Creek?

The structure is 22 ft (6.8 m) long with a longest span of 8 ft (2.5 m).

Who owns CR 140 over Hardwood Creek?

It is owned by the County Highway Agency.