Our Work

A map of the United States highlights company locations: a headquarters in Colorado (marked with a yellow star) and offices in California and North Carolina (marked with yellow dots).
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,...

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

A person kayaks through whitewater rapids in a river designed by a skilled whitewater engineer, with tiered stone steps and a large brick building with a smokestack and trees in the background. Another person sits on the rocks near the riverbank.
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The Poudre River Park was developed to transform an abandoned diversion structure into a vibrant...

Two athletes in orange vests paddle a canoe through whitewater rapids on a slalom course designed by Colorado engineering experts, with a large crowd watching from the stands and a judge observing from the foreground.
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The Holme Pierrepont National Watersports Centre is a premier facility that underwent a transformative upgrade...

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.
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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...

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

Aerial view of Dubai at sunset, featuring modern skyscrapers shaped by visionary structural engineers, including the Burj Khalifa, and a complex network of highways and interchanges under a warm orange and pink sky.
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The Grand Junction VA Medical Center project includes 50,000 square feet of infrastructure. Calibre delivered...

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...

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

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...

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

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

Site plan title sheet for Berthoud Common Commercial Center, Lot 1, in Berthoud, Colorado, highlighting SDVOSB engineering expertise with a location map, legend, abbreviations, notes, and project details in black and white engineering format.
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Located at the southeast corner of Mountain Avenue and Berthoud Parkway in Larimer County, Colorado,...

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

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 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...

A small pond surrounded by yellowed reeds, green grass, and trees under a cloudy sky, with the water reflecting the clouds above—an inspiring scene for any Denver engineer seeking tranquility in nature.
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Calibre undertook a comprehensive stormwater master planning project for the 1,200-acre Original Aurora area in...

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

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...