2nd time 8va?

I am currently in the process of transferring a band concert piece into MuseScore, and I came across a couple of measures (between 2 repeat bars) in which the instruction is follows: "2nd time 8va". How should I go about replicating that in MuseScore (attached is the page with the instruction in question circled in red)? And while I'm on the subject: What is "sempre cresc. (circled and underlined in red) NOT FOUND: Music Page.pdf