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Our Services

We Offer a Range of Services and Capabilities 

Civil & Site Development Consulting

Our team includes experienced excavators with a wide breadth of experience.  We provide design, plan review, cut and fill calculations, topo-verification, constructibility, means & methods, cost estimation & budgeting, value engineering, soil evaluation, and geotechnical consulting services. 


Demolition, Excavation, Sitework and Grading

We provide complete demolition, excavation, stripping, cut and fill, structural filling, and grading services ranging from residential back yard to significant development. Our process includes earthwork planning, topographic verification survey, intelligent machine control, and old-school experience.  Our team comprises of operators who can genuinely see a site and grade.   

Water, Sewer, Drainage Mains, Connections, & Repairs.

We provide repair, replacement, and new construction water, sewer, and drain services for residential, municipal, and development customers.  Our team is made of trustworthy tradespeople with excellent craftsmanship regarding underground piping. 

Stormwater Management Construction

Many of our projects have had stormwater challenges, and we've developed a comprehensive experience in doing the work. From residential roof drain collection systems and drywells to slope stabilization, and bio-retention ponds, we enjoy a good stormwater challenge.


GCX is your Seattle excavation company to provide complete onsite services and specializes in Right of Way and SIPS, including Side Sewer Connections, Water main, Sewer main, and Storm main installations.  We will prep your construction site for sidewalk, curb, driveway, and street restoration.  GCX is your full-service Pacific Northwest excavation company!

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