$SUBB Zone 1 of the concession encompasses 660,000 square meters of sea floor, where the coal rests in stratum, as well as two hectares of industrial land at the foot of the dock adjacent to the resource, where the land based coal preparation work will take place. All the necessary infrastructure is in place on the site; grid power, water, sewage disposal, highway and rail access, as well as a ready labor force from the nearby city of Lota, population 52,000.