In my opinion, yes, it will be appropriate.
When you are being audited make sure to highlight to the auditing entity upfront that the sites are quite far apart; be ready to welcome audit of both sites on the same occasion (maybe different days of the same week); and willing to accept extra charges caused by such separation.
When you are being audited make sure to highlight to the auditing entity upfront that the sites are quite far apart; be ready to welcome audit of both sites on the same occasion (maybe different days of the same week); and willing to accept extra charges caused by such separation.