Portfolio

A flooded street with partially submerged cars and muddy water swirling around them showcases the importance of civil engineering, as sunlight breaks through the clouds and trees line both sides.
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In July 2018, Englewood faced unprecedented 100-year flooding events that severely impacted three major basins,...

Construction workers in safety gear pour and smooth fresh concrete for a sidewalk and driveway near a building, as SDVOSB engineering professionals oversee the site. Trucks are parked nearby, with dirt and construction materials surrounding the area.
[city_state]

This project encompassed the repaving and construction of the parking lot, covering both the existing...

A concrete culvert, designed by a Colorado engineering firm, passes under a highway bordered by dry grass and rocks, with cars on the road and distant buildings beneath a cloudy sunset sky.
[city_state]

The I-25 Erie Gateway is a transformative 600-acre mixed-use development designed to be a vibrant,...

A wooden footbridge with yellow caution tape blocks crosses a grassy creek with eroded banks—an example of civil engineering challenges—while nearby houses and trees rest under a partly cloudy sky.
[city_state]

The Jackass Gulch project encompasses approximately 1,000 acres of critical watershed management. Calibre was contracted...

Three large drainage pipes emerge from a concrete structure beneath a sidewalk, surrounded by grassy slopes and trees. A park sign is visible on the left, highlighting colorado engineering expertise in integrating infrastructure with natural landscapes.
[city_state]

Calibre conducted a comprehensive assessment of a critical CMP and RCP stormwater pipe. The project...

A river with rapids flows through a city, bordered by rocks, greenery, and walkways. People sit near the water; buildings designed with civil engineering expertise, a bridge, and power lines are in the background under a clear sky.
[city_state]

Located in the heart of downtown Denver, the South Platte River Rehabilitation project spans one...

A site plan map of a riverside park highlights civil engineering features along the Arkansas River, including a river access trail, dam intake reconstruction, new and existing pedestrian bridges, Sand Creek, and removal of concrete debris.
[city_state]

The Arkansas River is the main recreational attraction in Cañon City. Locals and visitors are...

Three athletes in kayaks paddle through whitewater rapids on a slalom course, designed by a skilled whitewater engineer. Numbered gates span the rushing water as officials and spectators watch from the background, with flags waving overhead.
[city_state]

The Čunovo Water Sports Centre in Bratislava, Slovakia, originally built in 1996, hosted its first...

Four kayakers paddle through a river with rapids while a small tan dog stands on rocks at the water’s edge—an adventurous scene reminiscent of Colorado engineering projects set in nature, with trees and rocky riverbanks in the background.
[city_state]

Eagle River Park is designed to attract summer visitors and promote outdoor recreation. Situated along...

A small adobe building with rustic stone walls and wooden beams sits among desert plants and trees, its sign reading Museum. Designed with expert civil engineering, a paved path leads visitors to the entrance.
[city_state]

Located within the historic Chapin Mesa Historic Buildings and National Historic Landmark District, this significant...

A concrete culvert, designed by a Colorado engineering firm, passes under a highway bordered by dry grass and rocks, with cars on the road and distant buildings beneath a cloudy sunset sky.
[city_state]

The I-25 Erie Gateway is a transformative 600-acre mixed-use development designed to be a vibrant,...

A yellow excavator loads dirt into a white dump truck at a construction site under a clear blue sky. Dirt piles and tire tracks mark the ground, while power lines stretch in the background, showcasing real-world civil engineering in action.
[city_state]

Calibre undertook the conceptual layout and cost estimation for a pivotal bridge extending from the...

A modern Salvation Army building with brick and black paneling, reflecting thoughtful civil engineering, sits on a sloped street under a partly cloudy sky. A blue car is parked nearby, and trees line the landscape around the building.
[city_state]

Calibre provided civil engineering services for this redevelopment on a 5.1-acre site, which included renovating...

Rows of white headstones line a green hillside cemetery, with American flags among them, beneath a bright blue sky—a peaceful scene honoring those who served. This solemn landscape is maintained in part through the work of skilled civil engineering professionals.
[city_state]

The Fort Logan National Cemetery Phase 1 Development project encompasses 49.42 contiguous acres, with approximately...

A covered walkway leads to a red-brick building with multiple windows, ideal for a structural engineer. A blue sign by the walkway reads Building 65. Trees and grass surround the area under a clear sky.
[city_state]

Located in Little Rock, Arkansas, the Eugene J Towbin Memorial Veterans Hospital is a significant...

A suburban park with green grass, young trees, a small pavilion, and a paved walkway—crafted with civil engineering expertise—sits surrounded by houses under a clear blue sky.
[city_state]

Located in Commerce City, the Settlers Crossing project encompasses 163.39 acres and features 120 single-family...

Aerial view of a large building complex with red roofs and white sections, surrounded by parking lots, roads, greenery, and solar panels—reflecting modern civil engineering. Pathways and parked cars are visible throughout the area.
[city_state]

Calibre worked on the expansion and reconfiguration of the Emergency Department (ED) and the creation...

A large beige airport hangar under construction, with a boom lift and workers near the roof—showcasing impressive civil engineering. The sky is clear and blue, and the open tarmac stretches out in front of the building.
[city_state]

Calibre provided civil engineering services for the aircraft hangar at Tinker Air Force Base, Oklahoma,...

A modern Salvation Army building with brick and black paneling, reflecting thoughtful civil engineering, sits on a sloped street under a partly cloudy sky. A blue car is parked nearby, and trees line the landscape around the building.
[city_state]

Calibre provided civil engineering services for this redevelopment on a 5.1-acre site, which included renovating...

A gently flowing creek with large rocks along its shallow bed, bordered by stone walls that reflect careful civil engineering. Trees and a road run parallel to the creek on the right side of the image.
[city_state]

Calibre’s Whitewater Team played a key role in the successful recovery project following the devastating...

A small adobe building with rustic stone walls and wooden beams sits among desert plants and trees, its sign reading Museum. Designed with expert civil engineering, a paved path leads visitors to the entrance.
[city_state]

Located within the historic Chapin Mesa Historic Buildings and National Historic Landmark District, this significant...

Where We’ve Worked

A map of the United States highlighting all states. It marks company headquarters in Colorado (star icon) and offices in California, North Carolina, and Georgia (dot icons). Hawaii and Alaska are also shown.
International Work