Originally Posted by
Grumpyaviator
Anywhere I’ve worked a visual inspection by the flight crew is only required if holdover is exceeded or the precip type/intensity changes
Exactly. When the deice crew says "free of all contaminants" we take them for their word and proceed accordingly. Just like when the ramp crew gives me a salute for taxi, that means "all clear." I then assume no one is lingering around the nose wheel, and commence taxi.