British Prime Minister Rishi Sunak said he expected the first flights to take off in 10 to 12 weeks.
Footage showed a large section of rail track, embankment and trees swept downhill.
Spokespersons of Kenya and Burundi contingents could not confirm if their armies would maintain a presence in Somalia.
Kenya has nominated Dr Zablon Muruka Mokua to the East African Court of Justice to replace Justice Charles Nyachae.
Rivalries between communities persist, making divisions within communities that much harder to tackle.