Book or Chart
The General Planning document has general information on all
FLIPS, explanations of the divisions of Unites States airspace,
terms and abbreviations, operations and firings over the high
seas, and aviation weather codes. It also includes information
on flight plans and pilot procedures that have common world-
wide application, plus information on international civil aviation
organization (ICAO) procedures. This book is published every
32 weeks with PCNs issued at the 16-week midpoint.
Area Planning (AP/1,
AP/1, 2, 3, and 4 books contain planning and procedural data
2, 3, and 4)
for a specific region or geographic area. With the exception of
AP/4, these books are published every 24 weeks with PCNs
issued at the 8 and 16 week interval points. AP/4 is published
every 48 weeks with PCNs at the 16 and 32 week intervals.
Area Planning (AP/1A,
AP/1A, 2A, 3A, & 4A books contain information on prohibited,
2A, 3A, and 4A)
restricted, danger, warning, and alert areas by country. Military
operations and parachute jumping areas are also listed.
Published every 8 weeks. Urgent Change Notices (UGN) are
published as required.
This publication contains information relative to military training
routes and refueling tracks for both fixed-wing aircraft and
helicopters. This book is published every 8 weeks. Charts
North and South
containing graphic depictions of the instrument flight rules (IFR)
military training routes (IR), VFR military training route (VR),
and slow-speed low-altitude training route (SR) systems
throughout the United States and Alaska are also included.
Table 2-4 -- FLIP planning books and charts
The AP/4 and AP/4A are combined into one booklet.
FLIP Enroute and Terminal Publications
FLIP enroute and terminal publications are designed to provide airway structure, radio
navigation, approach, and landing information for use during the in-flight phase of IFR
operations. The DOD Enroute Supplements (IFR/VFR) support these publications with
supplemental aerodrome, facility, communication, and procedural information. Table 2-5
lists the most frequently used FLIP enroute and terminal publications.