FORM/SPATIAL APTITUDE: Requires the ability to inspect items for proper length, width, and shape, visually with a variety of machinery and equipment including a dump truck, front-end loader, boring machine, tapping machine, rodding machine, jackhammer, mechanic tools, power tools, etc. NUMERICAL APTITUDE: Requires the ability to utilize mathematical formulas; add and subtract totals; multiply and divide; calculate percentages; interpret graphs; perform calculations involving variables, formulas, square roots, and polynomials.