Earth Drillers are responsible for the construction of tunnels and shafts
Operate a variety of drills such as rotary, churn, and pneumatic to tap subsurface water and salt deposits, to remove core samples during mineral exploration or soil testing, and to facilitate the use of explosives in mining or construction. Includes horizontal and earth boring machine operators.
Knowledge of machines and tools, including their designs, uses, repair, and maintenance. 63/100
Knowledge of business and management principles involved in strategic planning, resource allocation, human resources modeling, leadership technique, production methods, and coordination of people and resources. 58/100
Knowledge of relevant equipment, policies, procedures, and strategies to promote effective local, state, or national security operations for the protection of people, data, property, and institutions. 58/100
Knowledge of principles and methods for moving people or goods by air, rail, sea, or road, including the relative costs and benefits. 58/100
Knowledge of design techniques, tools, and principles involved in production of precision technical plans, blueprints, drawings, and models. 52/100
Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications. 50/100
Knowledge of raw materials, production processes, quality control, costs, and other techniques for maximizing the effective manufacture and distribution of goods. 48/100
Knowledge of laws, legal codes, court procedures, precedents, government regulations, executive orders, agency rules, and the democratic political process. 46/100
Knowledge of principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction. 45/100
Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services. 44/100
International Society of Explosives Engineers
National Ground Water Association
Paving, Surfacing, and Tamping Equipment Operators | 47-2071.00
Pile Driver Operators | 47-2072.00
Pipelayers | 47-2151.00
Highway Maintenance Workers | 47-4051.00
Rail-Track Laying and Maintenance Equipment Operators | 47-4061.00
Service Unit Operators, Oil and Gas | 47-5013.00
Excavating and Loading Machine and Dragline Operators, | 47-5022.00Surface Mining
Helpers--Extraction Workers | 47-5081.00
Rail Car Repairers | 49-3043.00
Dredge Operators | 53-7031.00