Structural Engineering Projects


Structural Engineering Bridge Design
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Holcim Bridge (SH120 Over Arkansas River & UPRR) – Florence, Colorado

This bridge carries Interstate SH120 over the Arkansas River and UPRR near Florence, Colorado. The bridge is made up of four spans of spliced, precast, pre-tensioned and post-tensioned concrete U-Girders. Read More...

Bronco Bridge - Denver, Colorado

This bridge carries Interstate 25 over the South Platte River and two city streets in Denver, Colorado. The bridge is made up of three spans of spliced, precast, pre-tensioned and post-tensioned concrete. Read More...

Ramp 1 - Denver, Colorado

The project consists of a flyover ramp from northbound Santa Fe to northbound Interstate 25 in Denver, Colorado. The flyover is made up of eleven spans of spliced, pre-cast, post-tensioned concrete straight and curved U-girders. Read More...

I-25 over Santa Fe - Denver, Colorado

The project consists of a flyover ramp from northbound Santa Fe to northbound Interstate 25 in Denver, Colorado. The flyover is made up of eleven spans of spliced, pre-cast, post-tensioned concrete straight and curved U-girders. Read More...

West Bijou Street over Monument Creek

The Project consists of a four span structure for West Bijou Street from Interstate Highway 25 into downtown Colorado Springs. The bridge crosses over Monument Creek and Union Pacific Railroad. Read More...

COSMIX - Colorado Springs, Colorado

The Colorado Springs Metro Interstate Expansion (COSMIX) Project is a $130 million design/build with sixteen major bridge structures. Read More...

Ramp K, SB I-25/I-270 Flyover - Denver, Colorado

The Project consists of an eight span flyover structure for south bound Interstate Highway 25 exiting onto Interstate Highway 270 in Denver. Read More...

Ramp A, SH-58/I-70 Flyover, Wheatridge, Colorado

The Project consists of the flyover of State Highway 58 and Interstate 70 in Wheatridge, Colorado. Read More...

Austin Bluffs Overpass at Union Boulevard

Located just outside of Colorado Springs, this bridge is the Austin Bluffs Parkway overpass of Union Blvd. Read More...

Segmental Bridge Construction Engineering
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US-191 over the Colorado River, Bridge Replacement Project, Moab, UT

US-191 over the Colorado River will consist of two twin segmental bridges being built utilizing cast-in-place, balanced cantilever construction. The two twin structures are made up of a single cell box girder with deck widths of forty feet each. Read More...

I-10 over Trinity River, Texas

Trinity River Crossing consists of two twin segmental bridges being built utilizing cast-in-place, balanced cantilever construction. Read More...

Quintana Beach Bridge, Angleton, Texas

Intercoastal Canal crossing with a segmental bridge structure was built utilizing a cast-in-place, balanced cantilever construction. Read More...

James River, Virginia

This design/build Project included two twin elevated viaducts and river crossing bridges. River crossing is a segmental bridge structure built utilizing cast-in-place, balanced cantilever construction. Read More...

Galveston Causeway, Galveston, Texas

Intercoastal Canal section of IH45 Causeway onto Galveston Island with a segmental bridge structure to be built utilizing cast-in-place, balanced cantilever construction. Read More...

Surfside Bridge, Angleton, Texas

Intercoastal Canal crossing with a segmental bridge structure was built utilizing cast-in-place, balanced cantilever construction. Read More...

Matagorda, Texas

Intercoastal Canal crossing with a segmental bridge structure being built utilizing cast-in-place, balanced cantilever construction. Read More...

Construction Engineering
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Twin Tunnels - Idaho Springs, Colorado

The Twin Tunnels CMGC project is a two phase widening of the East bound and West bound tunnels at Idaho Springs, Colorado. Read More...

Evans Street Viaduct - Denver, Colorado

This project consisted of the replacement or retrofit all pier caps and replacement of bridge deck and overhangs for this seriously deteriorated viaduct structure. Read More...

Sylvan Avenue Bridge Over Trinity River – Dallas, Texas

The Sylvan Avenue Bridge is a 23 span bridge composed of precast I-girders utilizing a combination of pre- and post-tensioned construction. Read More...

Indiana Flyover - Denver, Colorado

Cast-in-Place Concrete Box Girder and Steel Girder Bridges Read More...

6th Ave. Arch - Denver, Colorado

The project consists of a seven span bridge structure carrying two RTD light rail lines over 6th Ave. Read More...

RTD Light Rail over Wadsworth – Lakewood, Colorado

The Project consists of a three span structure for an RTD light rail station over Wadsworth Blvd. at 13th Ave.Read More...

Parker Road / I-225 Interchange - Aurora, Colorado

The Project consists of the interchange of Interstate Highway 225 and Parker Road in Aurora, Colorado. Read More...

Terminal D Roadway Bridges - Dallas/Ft. Worth Airport

The Project consists of the access bridges to Terminal D of the DFW Airport. The bridges accommodated severe curvatures and grade changes to channel traffic entering the new terminal D from International Parkway. Read More...

I-25 over Broadway, Denver, Colorado

The bridge structure consists of the elevated I-25 viaduct and exit ramps over Broadway at the Denver Rapid Transit Station. The bridges were constructed using continuous precast, pre-stressed girders and cast-in-place deck with transverse post-tensioning. Read More...

Ramp Y, I-270/I-76 Flyover - Denver, Colorado

The Project consists of a twelve span flyover structure for south bound Interstate Highway 270 exiting onto Interstate Highway 76 in Denver. Read More...

Margaret Hunt Hill Bridge, Dallas, Texas

This bridge is one of three Santiago Calatrava, famed Italian architect, designed bridges being built over the Trinity River in Dallas as part of the Trinity River Project. Read More...

Erection and Demolition Engineering
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RTD Light Rail Over CMD Tracks - Denver, Colorado

This bridge carries the RTD West Corridor Light Rail over a rail yard in Denver, Colorado. The bridge is made up of five spans of curved, steel plate girders. Read More...

RTD Light Rail Over South Platte River - Denver, Colorado

This bridge carries the RTD West Corridor Light Rail over the South Platte River in Denver, Colorado. The bridge is a one span steel truss-type arch with a cast in place deck. Read More...

Lake Lewisville Bridge - Denton, Texas

This project consists of three bridges. The Lake Lewisville bridge carries FM720 over Lake Lewisville, while the other two bridges take the bridge over Harts Branch and Peach Creek. Read More...

Indian River Bridge - Delaware

This bridge was an engineering feat when it was originally built in the 1970's. The old Indian River Inlet Bridge is a 7'-0" deep plate girder bridge that is haunched to 14'-0" at the Piers. Read More...

McCaslin Arch over US36 – Louisville, Colorado

The steel arch bridge was assembled along the North edge of US36 on concrete thrust blocks. Read More...

Maroon Creek Pedestrian Bridge – Aspen, Colorado

This pedestrian bridge has the second longest span in Colorado after the Royal Gorge Bridge spanning 400’ over Maroon Creek. Read More...

Nyberg Road over Arkansas River - Pueblo, Colorado

The steel arch bridge spanned 178’ across the Arkansas River in Colorado. Because of its age, the decision was made to replace the steel truss bridge. Read More...

Wind River Traffic Bridge – Near Kinnear, Wyoming

This steel arch bridge spanned 250 ft. across the Wind River in Wyoming. A vehicle collision damaged a key member of the truss rendering the bridge unable to adequately support design loads. Read More...

Various Girder Erections - Colorado

Spliced, precast u-girders provide the freedom to customize the cross-section to meet the design and aesthetic requirements unique to each job. Read More...

Miscellaneous Engineering Services
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San Antonio Y Project – I-35 and I-10 - San Antonio, Texas

The Project consists of the interchange of Interstate Highways 10 and 35 in downtown San Antonio and is the most extensive use of precast segmental construction in an urban area in the United States Read More...

Hunter S. Thompson Memorial – Aspen, Colorado

The writer wished to have his cremated remains launched from a 153’ tall “cannon” on his property near Aspen, Colorado. To build the “cannon” crane boom sections were connected vertically and placed on four concrete pad foundations. Read More...

River Ranch Estates Steel Truss - Berthoud, Colorado

Prepared the design of the substructure and the deck of the historic steel truss, performed design check of the truss, and performed the construction administration during the installation of the abutments and during the reconstruction. Read More...

Summit Engineering Group


    Consulting Structural Engineers

Address:

    10822 W. Toller Dr, Suite 330
    Littleton, Colorado 80127
    Phone: 303.933.9114
    Fax: 303.933.4023
    Email: info@summit-eng-group.com

Hours of Operation:

Monday-Friday 8:00am-5:00pm