US Bridges

County Road 4 over Beebe Seep Canal

Poor

Weld County, Colorado · 0.5 MI E of CO RD 37 · Structure no. LB004.0_037.0A

Built
1996
29 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
63 ft
1 main span
Daily traffic
1,311
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

County Road 4 over Beebe Seep Canal is a steel stringer/multi-beam or girder carrying County Road 4 over Beebe Seep Canal in Weld County, Colorado. It was built in 1996, so it is 29 years old, younger than the Colorado average of 42.2 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.

It carries about 1,311 vehicles a day, roughly 34% of them trucks, projected to reach 1,861 by 2042. The structure is 63 ft (19.1 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road 4
CrossesBeebe Seep Canal
Location0.5 MI E of CO RD 37
RouteCity Street 0
Coordinates40.015, -104.705
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating48.9 US tons
Inventory rating29.3 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length63 ft (19.1 m)
Longest span61 ft (18.5 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,311 (2023)
Projected traffic1,861 by 2042
Trucks34%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 County Road 4 over Beebe Seep Canal built?

It was built in 1996, making it 29 years old in 2025.

What condition is County Road 4 over Beebe Seep Canal 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 County Road 4 over Beebe Seep Canal carry?

About 1,311 vehicles per day (2023 count), of which roughly 34% are trucks.

How long is County Road 4 over Beebe Seep Canal?

The structure is 63 ft (19.1 m) long with a longest span of 61 ft (18.5 m) and a deck 32 ft wide.

Who owns County Road 4 over Beebe Seep Canal?

It is owned by the Town or Township Highway Agency.