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Blowing whistle.

Houston Code of Ordinances § 38-21
in effect
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Sec. 38-21. - Blowing whistle. All persons are prohibited from blowing any whistles on any locomotive, or single blasts therefrom, within the limits of the city, for a longer period of time than five seconds, except when there is imminent danger of an accident. (Code 1968, § 39-20)
Source: City of Houston, Code of Ordinances and City Charter (Municode Library, library.municode.com)URL: https://library.municode.com/tx/houston/codes/code_of_ordinances?nodeId=COOR_CH38RA_S38-21BLWHFetched: 10/26/2026

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38-21 | Corpus