Bosa Donuts: Outdoor Walkway (Circle K)- Propane Concrete Pad Slab built to hold new propane tanks. Project Summary New concrete pad was installed along with bollards for bigger propane tanks. Contact Us for a Free Quote Contact Us Name * First Last * Last Email * Phone Type of Masonry Work * Message (summary of masonry work your looking for, in your own words) * Submit If you are human, leave this field blank. Δ