The sawmill chapel is located at Dobbiaco Nuova/Neutoblach. The chapel is possible to reach by car or by foot. The walking trail can be continued until the Lake of Dobbiaco.
How to reach Dobbiaco/Toblach: https://www.drei-zinnen.info/en/dobbiaco/dobbiaco/contact-and-service/arrival-mobility.html
Parking places are available
Also accessible by public transport. The timetables are available on www.sii.bz.it.