Portfolio

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...

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

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...

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 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.
[city_state]

Located in the heart of the NIH campus, the newly constructed Building J Microscopy Facility...

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 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 large, winding lazy river water park designed with expert civil engineering, surrounded by greenery. City skyline and scattered clouds are visible in the distance, with multiple pools and walking paths integrated into the landscape.
[city_state]

Nestled along the scenic Alabama River, Montgomery Whitewater spans over 100 acres and serves as...

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...

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

Aerial view of a large, winding lazy river water park designed with expert civil engineering, surrounded by greenery. City skyline and scattered clouds are visible in the distance, with multiple pools and walking paths integrated into the landscape.
[city_state]

Nestled along the scenic Alabama River, Montgomery Whitewater spans over 100 acres and serves as...

People are rafting on a man-made whitewater course at sunset, surrounded by trees and grassy areas. Designed with civil engineering expertise, the scene features concrete structures, nearby buildings, and an empty blue raft resting on the shore.
[city_state]

The National Whitewater Center is the largest and most profitable whitewater park of its kind...

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...

View of a cityscape featuring modern buildings, construction cranes, a cable car system, and a river in the distance—an inspiring scene for any Colorado engineering firm—with cloudy skies and green trees in the foreground.
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Calibre provided structural engineering services for the VA Portland Healthcare System, located in Portland, Oregon....

A surfer in a wetsuit rides an artificial wave at a river park, designed by a whitewater engineer, as spectators watch from behind a fence. Another person with a helmet and surfboard waits nearby on a concrete platform.
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Calibre’s Whitewater Team collaborated with McMillen Associates, the City of Boise, and Farmer’s Union Diversion...

A wooden pavilion with a slatted roof and stone pillars—crafted by a skilled structural engineer—stands in a sunny park, sheltering picnic tables and a central fire pit, all surrounded by green grass and trees.
[city_state]

Calibre’s structural team worked on the revitalization of Berthoud Town Park, located in the heart...

Four people wearing helmets and life jackets ride waves on bodyboards in fast-moving water, with splashes all around them. Two more participants, possibly structural engineers or civil engineering enthusiasts, can be seen further back in the water.
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Calibre’s Whitewater Team led the design and construction of the Camphill Surf Park, a premier...

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