AIRPORT PLANNING MANUAL Table 1.2 - List of Acronyms and Abbreviations used in the APM ACRONYMSANDABBREVIATIONS DESCRIPTION APM Airport Planning Manual APU Auxiliary Power Unit ATTCS Automatic Takeoff-Thrust Control-System BOW Basic Operating Weight CBR California Bearing Ratio ECS Environmental Control System FAA Federal Aviation Administration FAR Federal Aviation Regulations FWD Forward GEAE General Electric Aircraft Engines ICAO International Civil Aviation Organization ISA International Standard Atmosphere JAR Joint Aviation Requirements LCN Load Classification Number LH Left-Hand LR Long Range MLW Maximum Landing Weight MRW Maximum Ramp Weight MTOW Maximum Takeoff Weight MZFW Maximum Zero Fuel Weight N Newton RBHA Requisitos Brasileiros de Homologação Aeronáutica RH Right-Hand STD Standard dBA A-Weighted Decibel ft Foot 2 ft Square Foot 3 ft Cubic Foot gal. Gallon in Inch 2 in Square Inch inHg Inch of Mercury kPa Kilopascal kg Kilogram lb Pound 3 Pound per Cubic Inch lb/in lbf Pound Force m Meter m2 Square Meter m3 Cubic Meter min Minute psi Pounds per Square Inch EFFECTIVITY: ALL Section 1 Page 1-3 / 4 Oct 06/11 w-apm1346