4104.05 Operation of boilers and stationery steam engines.
(A) No person shall operate a low pressure boiler at more than thirty horsepower, unless one of the following applies to that person:
(1) The person is licensed as a steam engineer, high pressure boiler operator, or low pressure boiler operator in accordance with section 4104.19 of the Revised Code.
(2) The person is working under the direct supervision of a steam engineer, high pressure boiler operator, or low pressure boiler operator.
(B) No person shall operate a power boiler at more than thirty horsepower unless one of the following applies to that person:
(1) The person is licensed as a steam engineer or high pressure boiler operator in accordance with section 4104.19 of the Revised Code.
(2) The person is working under the direct supervision of a steam engineer or high pressure boiler operator.
(C) No person shall operate a stationary steam engine at more than thirty horsepower unless one of the following applies to that person:
(1) The person is licensed as a steam engineer in accordance with section 4104.19 of the Revised Code.
(2) The person is working under the direct supervision of a steam engineer.
(D) For purposes of this section, a horsepower means twelve square feet of boiler heating surface.
4104.05 Operation of boilers and stationery steam engines.
(A) No person shall operate a low pressure boiler at more than thirty horsepower, unless one of the following applies to that person:
(1) The person is licensed as a steam engineer, high pressure boiler operator, or low pressure boiler operator in accordance with section 4104.19 of the Revised Code.
(2) The person is working under the direct supervision of a steam engineer, high pressure boiler operator, or low pressure boiler operator.
(B) No person shall operate a power boiler at more than thirty horsepower unless one of the following applies to that person:
(1) The person is licensed as a steam engineer or high pressure boiler operator in accordance with section 4104.19 of the Revised Code.
(2) The person is working under the direct supervision of a steam engineer or high pressure boiler operator.
(C) No person shall operate a stationary steam engine at more than thirty horsepower unless one of the following applies to that person:
(1) The person is licensed as a steam engineer in accordance with section 4104.19 of the Revised Code.
(2) The person is working under the direct supervision of a steam engineer.
(D) For purposes of this section, a horsepower means twelve square feet of boiler heating surface.
4104.05 Operation of boilers and stationery steam engines.
(A) No person shall operate a low pressure boiler at more than thirty horsepower, unless one of the following applies to that person:
(1) The person is licensed as a steam engineer, high pressure boiler operator, or low pressure boiler operator in accordance with section 4104.19 of the Revised Code.
(2) The person is working under the direct supervision of a steam engineer, high pressure boiler operator, or low pressure boiler operator.
(B) No person shall operate a power boiler at more than thirty horsepower unless one of the following applies to that person:
(1) The person is licensed as a steam engineer or high pressure boiler operator in accordance with section 4104.19 of the Revised Code.
(2) The person is working under the direct supervision of a steam engineer or high pressure boiler operator.
(C) No person shall operate a stationary steam engine at more than thirty horsepower unless one of the following applies to that person:
(1) The person is licensed as a steam engineer in accordance with section 4104.19 of the Revised Code.
(2) The person is working under the direct supervision of a steam engineer.
(D) For purposes of this section, a horsepower means twelve square feet of boiler heating surface.
