What are the requirements for aircraft marker cones? What are the requirements on aircraft marker cones (a.k.a. safety cones) according to IATA IGOM-96, i.e. size &amp; weight?
According to IATA Airport Handling Manual, safety cones should


be conical in shape
be of a minimum height of 750 mm (22.2″)
have a minimum base weight of 4.53 kg (10 lbs)
be orange in color with reflective striping.