Activities that affect traffic safety.

Article 4. Activities that affect traffic safety.
1. The carrying out of works, etc. of permanent or provisional nature in the road or land subject to the application of the legislation needs the previous authorization of its owner and will be governed by the arrangements in the law. The same rules apply to the interruption of works at the request of the relevant Jefatura Central de Tráfico (LST Art. 10,1).
2. It is prohibited to leave on the road objects or materials that can obstruct traffic, stopping or parking, make it dangerous or damage it or its facilities (LST Art. 10,2).
3. It is prohibited to install in roads or lands subject to the scope of application of the law any apparatus, installation or construction, or carry out activities such as filming, surveys or tests, even though of provisional or temporary character, that can obstruct traffic.