| Content Outline | % of Questions |
|---|---|
| Overhead Lines | 16 |
| Electrical Knowledge | 16 |
| Distribution Transformers | 12 |
| Grounding Methods | 10 |
| Electrical Supply Stations | 10 |
| Conductors | 10 |
| Underground Lines | 8 |
| Equipment & Safety | 8 |
| Service Drops and Laterals | 6 |
| Poles & Structures | 4 |
Construction, installation, maintenance, or repair of electrical transmission and distribution lines, poles, and towers for outside the plant. Also includes electrical power substations and all internal components, including transformers, circuit breakers, reclosers, switches, fuses, rigid, strain, and overhead bus structures, insulators, wave jumpers, wave traps, and related electrical transmission towers within or leading directly to the substation. A license is required when the value exceeds $10,000. Electrical transmission lines is a subclassification of Electrical and Heavy Construction.
NOTE: It is not necessary to read all of the books in order to pass the examination. Rather, this list is intended to suggest what types of books might be useful in helping to acquire the basic knowledge needed to perform this type of work.
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