deep excavations

Alliance Diversified Enterprises, Inc. (ADEI) is a full service licensed contractor specializing in the design and installation of deep and specialty foundations, earth retention, and heavy civil operations, with over 30 years of projects in California, Nevada, Arizona and more. Projects range from small residential to large commercial and public works.

auger cast (CFA) pilescaissonsdeep soil mixinggradingmicropilessecant pile wallssheet pilingsoldier beam and laggingtiebacks and rakersvibratory soldier beam installationvibro-compactionwet and dry utility installation

Aqua Line Utility, Inc. was established in 2003, specializing in utility and site work construction. Based in Weymouth, MA, the company has earned a reputation for safe practices, professionalism, and quality, specializing in difficult and complex utility, pump stations, and site work projects. It provides small company hands-on attention to detail with large company capabilities.

bypass pumpingcoffer dam installationconcrete repairculvert installationdirectional drillingengineeringproject managementpump station installationroadway pavingsewer main installationwater main installation

B&K Construction Company, LLC is a family owned and operated heavy civil contractor based in Mandeville, Louisiana, founded in 1978 by the late H. Boone Kenyon. The company specializes in flood protection projects primarily for the U.S. Army Corps of Engineers and self-performs an average of 90% of its work. It has approximately 100 employees and owns a large fleet of specialized equipment.

canal bottom liningjacking and boring large diameter pipelevee constructionpile drivingstructural concretetemporary retaining structures installationutility construction

Dawson-Mauldin Construction is a General Engineering Contractor (Lic. A1042654) founded in 2004 by siblings Sandra Dawson (Mauldin) and Mike Mauldin. Based in Selma, CA, it has completed heavy civil construction projects including public utilities, grading, paving, structural concrete, tunneling, shoring, bridge construction, Cal-trans, ag water, water treatment and sewer treatment. Sandra retired in 2018 and Mike continues to operate Dawson-Mauldin LLC.

bridge constructionearthworkemergency workgradinglarge diameter pipingpavingsewer treatmentshoringstructural concretetunnelingutility constructionwater treatment