(a) All boilers shall be kept reasonably leveled and must be provided with a substantial foundation such as steel, concrete, brick, or stone.
(b) The boiler mud rim or bottom of a vertical boiler setting shall not be less than 6 inches (152 mm) from the ground.
(c) The locomotive-type boiler mud rim or wet bottom shall have the foundation of its setting not less than 12 inches (305 mm) from the floor or ground.
(d) All boiler mud rims shall be accessible to the inspector.
(e) Boilers that are not leveled or do not have substantial foundations shall be removed from service until these deficiencies are corrected.
(f) Supports for boilers shall be masonry or structural steel of sufficient strength and rigidity to safely support the boiler.

Source Note: The provisions of this §65.207 adopted to be effective June 15, 2015, 40 TexReg 3121