Here it should be some sort of medical/first aid center

Qui (più o meno) stanno costruendo dei capannoni

The road is a 2 way road, at least west of the note (approximate point) with also marked lanes

This road circle is formally a traffic circle

Stop (and duplicated give way sign) here

Stop

Doesn't seem to be one way. There is a stop sign at the junction with the seaside secondary road. Maybe it was oneway in the first stretch in the past

Stop

Stop

Da qui, senso unico verso nord