US Bridges

Academy Blvd over Main Stream

Fair

El Paso County, Colorado · 0.1 MI N of Drennan RD · Structure no. CSG-K.08-05.16

Built
1973
52 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
50 ft
5 main spans
Daily traffic
34,614
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Academy Blvd over Main Stream is a concrete culvert carrying Academy Blvd over Main Stream in El Paso County, Colorado. It was built in 1973, so it is 52 years old, older 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 34,614 vehicles a day, roughly 8% of them trucks, projected to reach 45,344 by 2041. The structure is 50 ft (15.3 m) long and 212 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAcademy Blvd
CrossesMain Stream
Location0.1 MI N of Drennan RD
RouteCity Street 0
Coordinates38.78307, -104.75728
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20 + Mod
Structure length50 ft (15.3 m)
Longest span9 ft (2.8 m)
Deck width212 ft (64.7 m)
Roadway width121 ft (36.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,614 (2021)
Projected traffic45,344 by 2041
Trucks8%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 Academy Blvd over Main Stream built?

It was built in 1973, making it 52 years old in 2025.

What condition is Academy Blvd over Main Stream 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 May 2024.

How much traffic does Academy Blvd over Main Stream carry?

About 34,614 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Academy Blvd over Main Stream?

The structure is 50 ft (15.3 m) long with a longest span of 9 ft (2.8 m) and a deck 212 ft wide.

Who owns Academy Blvd over Main Stream?

It is owned by the City or Municipal Highway Agency.