US Bridges

Jericho Road over Grand/Shadow Mtn Channel

Fair

Grand County, Colorado · 100 S JCT W/Lakeside · Structure no. 0560.03-A

Built
1991
34 years old
Condition
Fair
inspected September 2023
Type
Arch - Thru
Wood or Timber
Length
113 ft
1 main span
Daily traffic
633
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Jericho Road over Grand/Shadow Mtn Channel is a wood or timber arch - thru carrying Jericho Road over Grand/Shadow Mtn Channel in Grand County, Colorado. It was built in 1991, so it is 34 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 633 vehicles a day, roughly 20% of them trucks, projected to reach 747 by 2042. The structure is 113 ft (34.3 m) long and 31 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

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CarriesJericho Road
CrossesGrand/Shadow Mtn Channel
Location100 S JCT W/Lakeside
RouteCity Street 0
CountyGrand County
StateColorado
Coordinates40.24583, -105.82868
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.3 US tons
Inventory rating30.9 US tons

Structure

Structure typeArch - Thru
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length113 ft (34.3 m)
Longest span103 ft (31.5 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic633 (2023)
Projected traffic747 by 2042
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed100 mi (161 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 Jericho Road over Grand/Shadow Mtn Channel built?

It was built in 1991, making it 34 years old in 2025.

What condition is Jericho Road over Grand/Shadow Mtn Channel in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Jericho Road over Grand/Shadow Mtn Channel carry?

About 633 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is Jericho Road over Grand/Shadow Mtn Channel?

The structure is 113 ft (34.3 m) long with a longest span of 103 ft (31.5 m) and a deck 31 ft wide.

Who owns Jericho Road over Grand/Shadow Mtn Channel?

It is owned by the City or Municipal Highway Agency.