AC 120-57C

Advisory circular · Low Visibility Operations/Surface Movement Guidance and Control Systems (LVO/SMGCS)

Approved
September 26, 2023
Last reviewed
August 13, 2024
Cancels
AC120-57B
Family
AC 120-57 · 3 versions
Revision
C
14 CFR parts
91, 121, 135, 139

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed November 21, 2025.

Show pages 73–84
Page 85OCROpen in PDF

Port — of Seattle® Seattle Airport Traffic Control Tower and Port of Seattle

6. ATTACHMENT: LOW VISIBILITY OPERATIONS-SURFACE MOVEMENT

GUIDANCE AND CONTROL SYSTEM PLAN, SEA-TAC INTERNATIONAL AIRPORT, current edition.

Steven L. Vale Air Traffic Manager Seattle ATCT Jel f tik ed J. Fick Chief Executive Officer Port of Seattle 2 October 9, 2020 Page 36 of 36 E-36

Advisory Circular Feedback If you find an error in this AC, have recommendations for improving it, or have suggestions for new items/subjects to be added, you may let us know by emailing this form to 9-AWA-AFS400- COORD@faa.gov.

Subject: AC 120-57C, Low Visibility Operations / Surface Movement Guidance and Control Systems (LVO/SMGCS) Please check all appropriate line items:

☐ An error (procedural or typographical) has been noted in paragraph ______ on page ____.

☐ Recommend paragraph on page be changed as follows:

☐ In a future change to this AC, please cover the following subject:

(Briefly describe what you want added.)

☐ Other comments:

☐ I would like to discuss the above. Please contact me.

S ubmitted by: Date: