The Study Guide for Excavation Contractors 3rd Edition is a comprehensive reference that has been updated to reflect modern earthmoving and trenching equipment, refined excavation techniques, and stricter safety rules. It includes a CD-ROM with an interactive study center, providing an engaging way to brush up on skills or study for the license exam. The guide covers a wide range of topics, including reading topo maps, setting crows feet, installing water drain and sewer pipes, laying or removing asphalt concrete, using a laser level, cutting drainage channels, and utilizing GPS and sonar for precision. It is filled with hundreds of tips, pictures, diagrams, and tables that every excavation contractor can utilize. The guide also includes narrated highlighting guides, practice tests, theory, calculations, instructor support, and test-taking tips and strategies, making it an essential resource for those in the industry or preparing for a career in excavation contracting.