US Bridges

Monument Road over No Throughfare Canyon

Good

Mesa County, Colorado · Just S of Broadway · Structure no. GRJ-25.2-C.99A

Built
1994
31 years old
Condition
Good
inspected March 2024
Type
Tee Beam
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
5,915
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Monument Road over No Throughfare Canyon is a prestressed concrete tee beam carrying Monument Road over No Throughfare Canyon in Mesa County, Colorado. It was built in 1994, so it is 31 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 5,915 vehicles a day, roughly 5% of them trucks, projected to reach 6,921 by 2042. The structure is 51 ft (15.5 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMonument Road
CrossesNo Throughfare Canyon
LocationJust S of Broadway
RouteCity Street 0
Coordinates39.06233, -108.58805
Functional classUrban Minor Arterial

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 inspectionMarch 2024
Inspection intervalevery 48 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 alignment7: Better than present minimum criteria
Operating rating64.6 US tons
Inventory rating38.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span46 ft (14 m)
Deck width53 ft (16.2 m)
Roadway width50 ft (15.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,915 (2022)
Projected traffic6,921 by 2042
Trucks5%
Lanes on structure3
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 Monument Road over No Throughfare Canyon built?

It was built in 1994, making it 31 years old in 2025.

What condition is Monument Road over No Throughfare Canyon 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 March 2024.

How much traffic does Monument Road over No Throughfare Canyon carry?

About 5,915 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Monument Road over No Throughfare Canyon?

The structure is 51 ft (15.5 m) long with a longest span of 46 ft (14 m) and a deck 53 ft wide.

Who owns Monument Road over No Throughfare Canyon?

It is owned by the City or Municipal Highway Agency.