CSLB C-12 Earthwork and Paving (Trade Exam) exam topics — the 4 content areas by weight
The CSLB C-12 Earthwork and Paving (Trade Exam) exam is built from 4 weighted content areas. Focus your time where the weight is. Each area below links to a free study chapter and practice questions. These weights are how PrepPass has organized the material, not a figure published by the exam authority.
Planning and Estimating
20%Earthwork and Grade Control
29%Paving
30%Safety
21%Ready to test yourself?
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Content-area weights are PrepPass’s own organization of the material. Where CSLB C-12 Earthwork and Paving (Trade Exam) publishes an official outline, check it directly. Confirm current details with CSLB — C-12 study guide (13E-12). Study aid, not a substitute for the official material. Last updated: August 2026.