US Bridges

Mulberry Street over Mercer Ditch

Good

Larimer County, Colorado · Just E. of Crestmore · Structure no. FCMULB-CRESTMRA

Built
2016
9 years old
Condition
Good
inspected April 2023
Type
Frame
Concrete
Length
23 ft
1 main span
Daily traffic
13,247
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mulberry Street over Mercer Ditch is a concrete frame carrying Mulberry Street over Mercer Ditch in Larimer County, Colorado. It was built in 2016, so it is 9 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 13,247 vehicles a day, roughly 6% of them trucks, projected to reach 16,558 by 2043. The structure is 23 ft (6.9 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMulberry Street
CrossesMercer Ditch
LocationJust E. of Crestmore
RouteCity Street 0
Coordinates40.58194, -105.11028
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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckOther
Main spans1
Design loadUnknown
Structure length23 ft (6.9 m)
Longest span23 ft (6.9 m)
Deck width72 ft (21.8 m)
Roadway width55 ft (16.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,247 (2023)
Projected traffic16,558 by 2043
Trucks6%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mulberry Street over Mercer Ditch built?

It was built in 2016, making it 9 years old in 2025.

What condition is Mulberry Street over Mercer 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 April 2023.

How much traffic does Mulberry Street over Mercer Ditch carry?

About 13,247 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Mulberry Street over Mercer Ditch?

The structure is 23 ft (6.9 m) long with a longest span of 23 ft (6.9 m) and a deck 72 ft wide.

Who owns Mulberry Street over Mercer Ditch?

It is owned by the City or Municipal Highway Agency.