Facade renovation: duration, disruptions, and safety
What is the duration of facade renovation work ? What level of disruption is acceptable? How can you protect businesses and ensure the safety of pedestrians and workers? Take the necessary precautions for your site.
Duration of the work
Duration of administrative procedures
Work affecting the external appearance of a building requires a prior declaration to be submitted to the local town hall. The response time is 1 month from the date the application is filed. This period may be extended to 2 months if a French Architect of Historic Buildings (ABF) is involved, particularly in protected areas.
For more information : Facade renovation in protected areas
Duration of facade renovation work
Several factors impact the duration of the work:
- The initial condition of the facade: the duration will depend on the state of your facade and the type of work planned.
- Site preparation: installation of scaffolding (if required), protection of openings and other facade elements (doors, windows, gutters, plants), cleaning, stripping, or even removal of the existing coating depending on the case. Depending on the surface area and preparation needs, this can take from two days to more than a week for more complex projects.
- Application of the render: the duration varies depending on the product, the number of coats to be applied, and the application method used.
Possible disturbances
Noise disturbances
The noisiest phases of the work include removing the existing coating (chiseling off the old render), using mechanized application equipment, and installing scaffolding.
While neighbors are generally understanding during these phases, complaints often concern shouting and communication between workers throughout the project. Make sure to provide guidelines to help reduce noise disturbances.
Dust
Protective sheeting can help reduce dust, but it must be sufficiently breathable to allow workers to operate in proper conditions. Wind direction is also an important factor. Be sure to inform neighbors on days when work generates significant dust, advising them to take precautions and seal doors and windows.
Protecting local businesses
In urban areas, it is common for a business to be located on the ground floor of a building undergoing renovation.
- Inform shop owners as early as possible about the work schedule, its expected duration, and the phases likely to cause disruption—this is a mandatory requirement.
- Ensure that shop entrances remain accessible and that window displays stay visible. Plan for signage or protective sheeting indicating that the business remains open during the works.
Finally, be aware that some municipalities prohibit scaffolding installation during peak tourist periods (July, August, and the end-of-year holidays).
Pedestrian traffic and safety
The worksite must allow pedestrian access. Some municipalities require a minimum width of 1.40 m to allow pedestrians and people with reduced mobility to pass each other.
To ensure safety, make sure to:
- Mark all hazardous areas
- Identify any protruding elements
- Provide protective measures to prevent projections (falling debris, dust, liquid runoff) and ensure that street signs remain visible to users
Protection of company personnel
The contractor is responsible for ensuring the protection of its employees against health and safety risks at work. Depending on the duration of the project, a Specific Health and Safety Plan (PPSPS) may be required.
Provide appropriate personal protective equipment: helmets, dust masks, safety goggles, gloves, hearing protection, safety shoes, harnesses for scaffolding assembly, and long-sleeved clothing.
