stone columns

Harrison Western is an American-owned and operated heavy civil, tunneling and mining contractor in operation since 1968. The company has completed projects in dozens of countries totaling in excess of $2.5 billion, working in complex and challenging environments. It is headquartered in Lakewood, Colorado.

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cement groutingchemical groutingdesign/buildearly contractor involvement (ECI)earth retentiongeo-constructionground anchorsground improvementheavy civil constructionindustrial constructionjet groutinglandslide stabilizationmicropilesmining developmentrockfall mitigationsoil mixingtunnelingvibro-compaction

JPI Construction, LLC is a Certified Small Business, Minority and Hispanic owned company formed by professionals with over 20 years of experience in the General Contractor, Geotechnical Construction, and Construction Management businesses. Based in San Juan, Puerto Rico, its mission is to provide quality service and support for the island of Puerto Rico and beyond, delivering safe, efficient, and steady building processes from the ground up.

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aggregate piersauger cast in-place piles (ACIP)chemical groutingdeep soil mixing (DSM)drilled displacement pilesdrilled shaftsdriven ductile pilesenvironmental cutoff wallsfoundation remediationground improvementgroutingmicropilessecant and tangent pile wallsseepage cutoff wallssoil and rock anchorssupport of excavationtiebacks