Control. The highest quality control standards in the industry are employed throughout each
Jahna mining and processing operation to provide predictible results every time. We carefully
analyze the quality of both product and process at every step to assure you of the highest
quality materials available.
Meeting or exceeding rigid ASTM specifications, we can provide DOT certified sand, roadbed and hard rock directly to your plant or job site anywhere in Florida. Graduations to your exacting specifications are not only assured.....they’re guaranteed!
Jahna’s proven quality in every product we ship has made a positive impact on the tremendous
growth of Florida’s infrastructure over the years, and can play a major role in making the
results of your project a complete success as well. We’re proud to make the quality product
inside the products you make.