US Bridges

N. 95th ST (CR10) over Highland Ditch

Good

Boulder County, Colorado · 0.5 Mile North of Woodlan · Structure no. BC-19-1.5-ID1

Built
1989
36 years old
Condition
Good
inspected January 2025
Type
Frame
Concrete
Length
23 ft
1 main span
Daily traffic
1,968
2023 count
Owner
County
County Highway Agency

About this bridge

N. 95th ST (CR10) over Highland Ditch is a concrete frame carrying N. 95th ST (CR10) over Highland Ditch in Boulder County, Colorado. It was built in 1989, so it is 36 years old, younger than the Colorado average of 42.2 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 1,968 vehicles a day, roughly 7% of them trucks, projected to reach 2,361 by 2043. The structure is 23 ft (6.9 m) long and 41 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesN. 95th ST (CR10)
CrossesHighland Ditch
Location0.5 Mile North of Woodlan
RouteCounty Highway 0
CountyBoulder County
StateColorado
Coordinates40.23923, -105.1311
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.9 US tons
Inventory rating37.1 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckOther
Main spans1
Design loadHS 20
Structure length23 ft (6.9 m)
Longest span20 ft (6.2 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,968 (2023)
Projected traffic2,361 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N. 95th ST (CR10) over Highland Ditch built?

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

What condition is N. 95th ST (CR10) over Highland Ditch 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 January 2025.

How much traffic does N. 95th ST (CR10) over Highland Ditch carry?

About 1,968 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is N. 95th ST (CR10) over Highland Ditch?

The structure is 23 ft (6.9 m) long with a longest span of 20 ft (6.2 m) and a deck 41 ft wide.

Who owns N. 95th ST (CR10) over Highland Ditch?

It is owned by the County Highway Agency.