US Bridges

US 641 over Colburn Branch

Good

Calloway County, Kentucky · 1 MI South of Ky 94 · Structure no. 018B00144N

Built
2019
6 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
6,834
2022 count
Owner
State
State Highway Agency

About this bridge

US 641 over Colburn Branch is a concrete culvert carrying US 641 over Colburn Branch in Calloway County, Kentucky. It was built in 2019, so it is 6 years old, younger than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,834 vehicles a day, roughly 17% of them trucks, projected to reach 6,834 by 2042. The structure is 27 ft (8.2 m) long and 66 ft wide.

Location

Open in Google Maps
CarriesUS 641
CrossesColburn Branch
Location1 MI South of Ky 94
RouteU.S. Route 641
CountyCalloway County
StateKentucky
Coordinates36.59333, -88.31528
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating42.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadGreater than HL 93
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width66 ft (20.1 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,834 (2022)
Projected traffic6,834 by 2042
Trucks17%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 641 over Colburn Branch built?

It was built in 2019, making it 6 years old in 2025.

What condition is US 641 over Colburn Branch 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 November 2021.

How much traffic does US 641 over Colburn Branch carry?

About 6,834 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is US 641 over Colburn Branch?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m) and a deck 66 ft wide.

Who owns US 641 over Colburn Branch?

It is owned by the State Highway Agency.