No person shall cause, suffer or allow smoke in excess of the following limitations to be discharged from any stack coming under the provisions of this chapter:
Ringelmann Chart No. | Railroads and Steamships | Other Combustion Devices |
(1) | No limitation | No limitation |
(2) | No limitation | 10 minutes in any 1 hour |
(3) | RR--1/2 minute in any 4 minutes | 6 minutes in any 8 hour period |
SS--6 minutes in any 1 hour | ||
(4) | Not allowed | Not allowed |
(5) | Not allowed | Not allowed |
(Ord. 10267. Passed 3-15-54.)