US Bridges

South Gate Blvd over Monument Creek and UPRR

Fair

El Paso County, Colorado · 0.1 Mi. S. of Stadium Blv · Structure no. AFCOXQPZ10557

Built
1958
67 years old, rebuilt 2019
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
602 ft
5 main spans
Daily traffic
18,815
2014 count
Owner
Federal
Air Force

About this bridge

South Gate Blvd over Monument Creek and UPRR is a prestressed concrete continuous stringer/multi-beam or girder carrying South Gate Blvd over Monument Creek and UPRR in El Paso County, Colorado. It was built in 1958 and reconstructed in 2019, so it is 67 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 18,815 vehicles a day, projected to reach 22,578 by 2034. The structure is 602 ft (183.6 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSouth Gate Blvd
CrossesMonument Creek and UPRR
Location0.1 Mi. S. of Stadium Blv
RouteFederal Lands Road 0
Coordinates38.97461, -104.83275
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length602 ft (183.6 m)
Longest span120 ft (36.7 m)
Deck width71 ft (21.6 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,815 (2014)
Projected traffic22,578 by 2034
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerAir Force
Maintained byAir Force
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 South Gate Blvd over Monument Creek and UPRR built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2019.

What condition is South Gate Blvd over Monument Creek and UPRR 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 2024.

How much traffic does South Gate Blvd over Monument Creek and UPRR carry?

About 18,815 vehicles per day (2014 count).

How long is South Gate Blvd over Monument Creek and UPRR?

The structure is 602 ft (183.6 m) long with a longest span of 120 ft (36.7 m) and a deck 71 ft wide.

Who owns South Gate Blvd over Monument Creek and UPRR?

It is owned by the Air Force.