I found a video of a guy doing it. here is the link:
http://www.dailymotion.com/video/x83lri_zryx-video-4_videogames. 2:39. he used unstable explosives. if u are unaware it is a SHORTCUT TO PD82. In his video he does amazing recovers with

. ive experimented with it and it is possible to float but only 3 ppl on the English server have Unstable Explosives, and as you can see I am quite the noob. I don't think u need

or

to float up. Hope this helps and ill tell u if i get up there with

.