Portfolio

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

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...

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

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 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...

A small rocky creek flows under a black metal footbridge, designed by a skilled Denver engineer, surrounded by leafless trees and dry, brown ground on a cloudy day. Newly planted saplings line the creek’s edge in the foreground.
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Bohn Park suffered extensive damage from the 2013 Colorado Flood, which caused record rainfall to...

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

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,...

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...

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

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...

A United Airlines Boeing 787 Dreamliner airplane in flight against a blue sky with some clouds, highlighting the airline’s name and blue globe logo—an inspiring sight for any structural engineer or SDVOSB engineering professional.
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Calibre is providing civil engineering services, including due diligence, site planning, and infrastructure design for...

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

A gently flowing river surrounded by lush green trees and grassy banks, with sunlight filtering through the foliage and some rocks visible in the water—an inviting scene for any whitewater engineer to study or simply enjoy nature’s serenity.
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Calibre’s Whitewater Team led the restoration of the Town of Lyons’ park following the devastating...

Aerial view of Riversport Rapids whitewater center in Oklahoma City, showcasing winding water channels crafted by expert whitewater engineers, with adjacent river, people in rafts, modern buildings, and the city skyline under a clear sky.
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Riversport Rapids Whitewater Center is the first pumped-park globally to offer a recreational, a competition,...

A small rocky creek flows under a black metal footbridge, designed by a skilled Denver engineer, surrounded by leafless trees and dry, brown ground on a cloudy day. Newly planted saplings line the creek’s edge in the foreground.
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Bohn Park suffered extensive damage from the 2013 Colorado Flood, which caused record rainfall to...

A panoramic view of a whitewater rafting course engineered by civil engineering experts, with several groups rafting on artificial rapids, surrounded by green grassy areas, walkways, and nearby park facilities under a clear sky.
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The Tees Barrage International White Water Centre is a groundbreaking project that showcases our commitment...

A large American flag waves in the foreground above a green lawn, with a civil engineering construction site, pond, parked vehicles, and stacks of materials visible in the background under a partly cloudy sky.
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Calibre managed the Phase 2 Expansion of Cape Canaveral National Cemetery in Florida, a significant...

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 gently flowing river surrounded by lush green trees and grassy banks, with sunlight filtering through the foliage and some rocks visible in the water—an inviting scene for any whitewater engineer to study or simply enjoy nature’s serenity.
[city_state]

Calibre’s Whitewater Team led the restoration of the Town of Lyons’ park following the devastating...

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

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...

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 group of people gather under tents by a lake in a grassy field, with mountains and trees in the background, on a sunny day. Tables with displays and activities are set up for an outdoor event featuring colorado engineering projects.
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Calibre’s Whitewater Team led the development of the River Park Master Plan in Ketchum, Idaho,...

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