// CODE SNIPPET
1509.3 Tank Supports
JUMP TO FULL CODE CHAPTER
Tanks having a capacity of more than 500 gallons (2 m3) placed in or on a building shall be supported on masonry, reinforced concrete, steel or Type IV construction provided that, where such supports are located in the building above the lowest story, the support shall be fire-resistance rated as required for Type IA construction.
Such tanks shall have in the bottom or on the side near the bottom, a pipe or outlet, fitted with a suitable quick opening valve for discharging the contents in an emergency through an adequate drain.