US Bridges

Grand Avenue over North Inlet

GoodPosted for load

Grand County, Colorado · E End of Grand Avenue · Structure no. 0560.02A

Built
2001
24 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
60 ft
1 main span
Daily traffic
351
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Grand Avenue over North Inlet is a wood or timber stringer/multi-beam or girder carrying Grand Avenue over North Inlet in Grand County, Colorado. It was built in 2001, so it is 24 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. Its operating status is: posted for load restriction.

It carries about 351 vehicles a day, roughly 13% of them trucks, projected to reach 414 by 2042. The structure is 60 ft (18.2 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGrand Avenue
CrossesNorth Inlet
LocationE End of Grand Avenue
RouteCity Street 0
Coordinates40.25081, -105.81476
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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be 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 rating26.6 US tons
Inventory rating16.9 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length60 ft (18.2 m)
Longest span57 ft (17.4 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic351 (2023)
Projected traffic414 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Grand Avenue over North Inlet built?

It was built in 2001, making it 24 years old in 2025.

What condition is Grand Avenue over North Inlet 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 September 2023.

How much traffic does Grand Avenue over North Inlet carry?

About 351 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Grand Avenue over North Inlet?

The structure is 60 ft (18.2 m) long with a longest span of 57 ft (17.4 m) and a deck 28 ft wide.

Who owns Grand Avenue over North Inlet?

It is owned by the City or Municipal Highway Agency.