Portfolio

A construction site outside a modern building with mountains in the background. Construction cones and caution signs line a sidewalk, while SDVOSB engineering teams manage dirt piles and machinery under a partly cloudy sky.
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Located in the heart of the NIH campus, the newly constructed Building J Microscopy Facility...

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 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...

Aerial view of a city neighborhood divided into multiple color-coded sections, designed by an SDVOSB engineering firm, showing residential and commercial areas, roads, and green spaces.
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Calibre Engineering collaborated with AECOM on a transformative Wastewater Master Plan for the City of...

Three people stand on rocky edges by a shallow river under a clear blue sky, with trees and grassy banks in the background—a peaceful scene that might inspire any civil engineering or structural engineer in Denver. Smooth stones line the shoreline.
[city_state]

Calibre’s Whitewater Team sought to enhance the Supply Irrigating Ditch Company’s diversion structure on St....

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 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 low-angle view of a white Art Deco building with curved corners, vertical windows, and a smooth stone facade against a clear blue sky—an inspiring example for any structural engineer or Denver engineer.
[city_state]

Calibre proudly contributed to the Capitol Complex Renovations project in Denver, Colorado, focusing on the...

A shallow stream flows through a grassy, rocky landscape bordered by trees under a blue sky with scattered clouds—an inspiring scene for any civil engineering or structural engineer seeking nature’s harmony as sunlight highlights the greenery and stones by the water’s edge.
[city_state]

The 2013 Colorado Flood washed away approximately 3,600 square feet of riverfront property of a...

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...

Aerial view of an outdoor whitewater rafting or kayaking venue designed by a whitewater engineer, with winding artificial river, stadium seating filled with spectators, surrounding tents, and crowds walking along pathways.
[city_state]

Calibre’s Whitewater Team proudly contributed to the Lee Valley Whitewater Centre, the iconic venue for...

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...

Two people wearing wetsuits and helmets ride waves on bodyboards in a river, surrounded by splashing water, showcasing the thrill of whitewater engineer adventures with rocks visible in the background.
[city_state]

The Cañon City River Whitewater Park focused on revitalizing the river ecosystem while enhancing recreational...

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 person in a helmet and wetsuit competes in a river paddleboarding race, balancing amid whitewater rapids—a thrilling scene that might inspire any Denver engineer or civil engineering enthusiast standing on the rocky shore.
[city_state]

The Durango Whitewater Park is one of the country’s most utilized whitewater parks. Calibre’s Whitewater...

Sunlit cliffs and rock formations of the Grand Canyon rise above deep valleys, with green shrubs in the foreground—an inspiring scene for SDVOSB engineering and civil engineering projects under a hazy blue sky.
[city_state]

Located in the picturesque North Rim area, this extensive infrastructure project spans vital water and...

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 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...

Three people stand on rocky edges by a shallow river under a clear blue sky, with trees and grassy banks in the background—a peaceful scene that might inspire any civil engineering or structural engineer in Denver. Smooth stones line the shoreline.
[city_state]

Calibre’s Whitewater Team sought to enhance the Supply Irrigating Ditch Company’s diversion structure on St....

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 sign reading Cleveland VA Fisher House with caring & compassion stands on a lawn with yellow and orange flowers, in front of a white fence—built with civil engineering excellence—and a red brick building under a clear blue sky.
[city_state]

Calibre completed a comprehensive assessment of the storm sewer system for the Louis Stokes Cleveland...

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