Regarding map sizes: this is Breakthrough for Hamada, with a distance of just over 1500m from Attacker's HQ to the Defenders' final 5th sector.
I've added a view from Conquest C to better understand the scale.
https://twitter.com/EA_DICE/status/1040898351510839296
https://pbs.twimg.com/media/DnIDCauW4AAcxmE.jpg

これがBF5のラージマップか
https://twitter.com/5chan_nel (5ch newer account)