Cue the Led Zeppelin Song . . .

At last the temporary stairs with the uneven spacings and depths and slightly rickety treads have been retired.

Proper stairs! Steel stringers and hardwood treads all to code. Used the timber salvaged from the St Agnes creek bridge as the first step.
Not quite the 'Stairway to Heaven', but close enough.
(You may imagine the attractive garden filled with beautiful flowering plants beside them. Oh and the illumination so the Feral Fossils can find said stairs at night)