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

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 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...

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...

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...

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...

3D rendering of a modern, multi-story apartment building with dark and light exterior panels, large windows, and balconies—showcasing the expertise of a Denver engineer—set on a green landscape with a partially exposed lower level.
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Calibre Engineering provided structural design services for the Pueblo Bluffs Multifamily Apartments. Spanning approximately 92,000...

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 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 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,...

3D rendering of a modern, multi-story apartment building with dark and light exterior panels, large windows, and balconies—showcasing the expertise of a Denver engineer—set on a green landscape with a partially exposed lower level.
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Calibre Engineering provided structural design services for the Pueblo Bluffs Multifamily Apartments. Spanning approximately 92,000...

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...

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 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...

Aerial view of a suburban neighborhood designed with precision, showcasing houses, parked cars, trees, and commercial buildings—an example of civil engineering in action along Denver’s intersecting streets on a sunny day.
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Calibre served as the on-call civil engineer for the City of Muncie, Indiana, overseeing 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.
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Calibre provided civil engineering services for this redevelopment on a 5.1-acre site, which included renovating...

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

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,...