← All explained questions · Supplemental · III — Airport & Seaplane Base Operations

Before crossing any runway hold-short line, the PIC at a TOWERED airport must have

Choices

  • explicit clearance from ATC.correct

    restating the runway crossing instruction in the readback. Per 14 CFR 91.129(i) and AIM 4-3-18, an EXPLICIT ATC clearance is required to cross any runway at a towered airport — including inactive ones. The pilot must read back the runway-crossing instruction including the runway number, every time. Hold-short instructions are mandatory readback items; runway crossings are too.

  • only visual confirmation that the runway is clear.

    Visual confirmation is necessary but not sufficient — clearance is required.

  • the airport diagram open.

    Diagram is helpful but not a clearance prerequisite.

  • completed the run-up checklist.

    Runup status is unrelated to runway crossing authority.

Why

restating the runway crossing instruction in the readback. Per 14 CFR 91.129(i) and AIM 4-3-18, an EXPLICIT ATC clearance is required to cross any runway at a towered airport — including inactive ones. The pilot must read back the runway-crossing instruction including the runway number, every time. Hold-short instructions are mandatory readback items; runway crossings are too.

FAA source: 14 CFR 91.129(i), AIM 4-3-18; 14 CFR 91.129(i); AIM 4-3-18 Pilot Responsibility When Conducting Land and Hold Short Operationsbrowse the reference library →

Covered in Supplemental · III — Airport & Seaplane Base Operationsstudy the lessons free, then practice with grading and mastery tracking.

Original study question written for this course — representative of FAA knowledge-test topics, not an actual current FAA exam question.

Before crossing any runway hold-short line, the PIC at a TOWERED airp… · PPL Free Ground School