AMASS

AMASS (NextGen)
Tags: Acronym, FAA, NextGen
AMASS: is a FAA NextGen Implementation Plan Acronym for Airport Movement Area Safety System ...

Some busier airports have Surface Movement Radar (SMR), such as, ASDE-3, AMASS or ASDE-X, designed to display aircraft and vehicles on the ground.

AMASS Airport Movement and Safety System
MEA assures obstacle clearance and radio reception.
MOCA Obstruction clearance off airway but radio reception 22 miles. (Jeppesen has a T)
MORA - Jepp only minimum off-route obstacle clearance within 1- miles.

See also: Landing, Structure, Airport, ATC, Aircraft