Times Cryptic 27,810

[NeilMunro]

Very grateful for all help with these clues please.
1ac: “Manage to hold everything together with current steam organ (8).”
7dn: “A point in society setting up arts corporation (7).”
8dn: Condemn river vehicle that’s worn out (8).”
15ac: “Knowing about key as something that might open windows? (6).”
22dn: “What determines price of wagon on railway (6).”

[Jackdaw33]

1 Calliope

[emeritus]

22 cart el

[Lie-in King]

1a Calliope - 'cope' (to hold) 'all i (elec. current)'
7d Stratum - 'arts' (up) + 'tum' (corporation)
8d Execrate - 'Exe (river) crate (worn out vehicle)'
15a Adware - 'aware' (about) 'D' (key; music)
22d Cartel - 'cart (wagon) el(evated railway)'

[NeilMunro]

Many thanks!!!