US Bridges

Front Street over 7th Street | Railroad

Good

Douglas County, Colorado · N of 6th Street · Structure no. CAS FRONT-RR

Built
2004
21 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
752 ft
5 main spans
Daily traffic
12,441
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Front Street over 7th Street | Railroad is a prestressed concrete continuous stringer/multi-beam or girder carrying Front Street over 7th Street | Railroad in Douglas County, Colorado. It was built in 2004, so it is 21 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 12,441 vehicles a day, roughly 5% of them trucks, projected to reach 16,671 by 2041. The structure is 752 ft (229.3 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFront Street
Crosses7th Street | Railroad
LocationN of 6th Street
RouteCity Street 0
Coordinates39.37613, -104.85866
Functional classUrban Local

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.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.6 US tons
Inventory rating33.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5 (+1 approach)
Design loadHS 20
Structure length752 ft (229.3 m)
Longest span140 ft (42.6 m)
Deck width52 ft (15.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,441 (2021)
Projected traffic16,671 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Front Street over 7th Street | Railroad built?

It was built in 2004, making it 21 years old in 2025.

What condition is Front Street over 7th Street | Railroad 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 February 2025.

How much traffic does Front Street over 7th Street | Railroad carry?

About 12,441 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Front Street over 7th Street | Railroad?

The structure is 752 ft (229.3 m) long with a longest span of 140 ft (42.6 m) and a deck 52 ft wide.

Who owns Front Street over 7th Street | Railroad?

It is owned by the Town or Township Highway Agency.