CDL practice set

ELDT Theory

One short check for each of the 30 federal Class A theory units.

ELDT Theory · Unit 17 · Railroad-Highway Grade CrossingsQuestion 1 of 8

An empty, unplacarded dry-van tractor-trailer is approaching a railroad crossing that has no signals. Under 49 CFR 392.11, how must it approach?

Formative practice only. This activity is not an official DMV exam, instructor-verified assessment, ELDT record, or licensing result.