I just did this route in April/May, Malaga to Merida, which took me 21 walking days, with a rest day in Cordoba...so here are my thoughts.
Albergues - you can just show up if it's a municipal albergue - you may have to get the keys from the local...
I have had contact with the Badajoz Jacobea association, as I crossed te river on May 9. They are building a bridge over the river, so here is their email response of May 10:
We hope that the work on the walkway will be completed soon. It has...
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