Masonry in Fribourg: Work on a Spur Site and in the Old Town

Are you looking for a mason in Fribourg to open a wall, repair a foundation or restore stone? The city is built on a spur above the Sarine, with a very extensive medieval old town: this setting changes the way concrete, masonry and stone are worked. This page helps you frame your masonry project in Fribourg and prepare clear quote requests.

The most common masonry work in Fribourg

The mason’s trade (basic training: CFC, the Swiss federal vocational certificate, for masons) covers walls, openings in load-bearing and non-load-bearing walls, foundations, slabs, low walls, small extensions and the repair of concrete and stone. In Fribourg, these categories are spread differently depending on the district.

In older buildings, the request often concerns the transformation of a flat: taking down a partition, opening a passage between two rooms, creating an opening to let in light. In houses and villas, you are more likely to find terrace slabs, outdoor steps, garden walls, a small extension or the repair of a damp basement. In every case, the first question is the same: is the wall load-bearing or not?

Stone, molasse and façades in the Bourg, the Auge and the Neuveville

Fribourg’s old town is extensive: the Bourg, the Auge and the Neuveville occupy the loop of the Sarine. The buildings are old and tightly packed, and their walls are often thick, made of stone or of mixed masonry built up over the centuries. This is not modern concrete: these walls are not drilled, patched or re-rendered like those of a recent building.

A few typical situations:

• a joint that is deteriorating or a stone that is crumbling on a façade, to be repaired with materials compatible with the existing fabric;
• a vaulted cellar where damp rises through the walls;
• an opening cut into a thick wall, which requires a carefully sized lintel and propping;
• a party wall shared with a neighbour, where every intervention has consequences on both sides.

As the canton’s old towns are protected, this type of work can be closely supervised. Do not start anything before asking the municipality what is permitted at the address concerned.

A spur, a slope, sometimes difficult access

Fribourg is built on a spur overlooking the Sarine: streets run down towards the river, plots are sloping, and the funicular is a reminder of how much a change in level is part of daily life. For masonry, this has very concrete consequences.

• Retaining walls and low walls. On a sloping plot, a garden or terrace is often held up by a wall that retains the earth. This wall is under load: it bears the thrust of the soil and of water. If it cracks, leans or loses stones, you need to understand why before rebuilding it.
• Foundations. On a slope, you do not found a building as you would on flat ground. An extension, a garage or a slab requires knowing the nature of the soil and how water drains away.
• Site access. In the narrow streets of the old town or on plots set lower down, bringing in concrete, sand and rubble becomes more complicated. This should be discussed at the mason’s first visit, as it affects how the site is organised.

Plateau climate: frost, damp and masonry

The canton of Fribourg stretches from the plateau to the Prealps and the Gruyère, with winters that can be snowy. In Fribourg, on the plateau, frost and water remain classic enemies of masonry: a crack lets in water, which freezes, widens the crack and makes the render or concrete flake off.

This calls for particular attention to drainage around buried walls, to the waterproofing of outdoor slabs and to concrete repairs on steps and balconies. A small defect repaired early generally costs less than extensive deterioration. If your work also affects the building envelope, consider coordinating it with thermal insulation in Fribourg or roofing in Fribourg, so as to avoid opening the same wall twice.

Authorisation, FRIAC and the consent of the owner or co-ownership

Opening a load-bearing wall requires a structural calculation by a civil engineer and often an authorisation. Cutting into a non-load-bearing partition is usually less demanding, but only a professional can confirm the nature of a wall.

In the canton of Fribourg, building permit applications are submitted through the cantonal FRIAC platform; the permit is issued by the prefecture or by the municipality, depending on the type of work. For a small extension, a major retaining wall or a change to a façade, ask the municipality which procedure applies to your project, all the more so if your property is in the old town. The canton also has rules protecting old towns, and a building’s record can change what you are allowed to do.

As for the consent of the people concerned:

1. House owner: you decide, within the framework of the permit and the building rules.
2. Co-owner: a load-bearing wall, a façade or a slab are often common parts. Read the co-ownership regulations and consult the administrator.
3. Tenant: the landlord’s written consent is essential before any work on the structure.

If the work also affects the building’s energy performance, the cantonal energy office runs a subsidy programme: find out its conditions before starting, as some grants cannot be obtained if the work has already begun.

Preparing your quote request for a mason in Fribourg

A quote is only comparable if the companies respond to the same description. To that end, gather the following before you request a quote:

• the exact address and the type of building (rental block, villa, old-town building);
• the work envisaged: opening, wall, slab, foundation, low wall, repair of stone or concrete;
• photos of the wall or structure, from inside and outside;
• the layout of the plot: flat or sloping, access for a lorry or a skip, narrow street;
• your status (owner, co-owner, tenant) and how far the landlord’s or co-ownership’s consent has progressed;
• the existence of a plan or an engineer’s calculation if the wall is load-bearing.

A good quote itemises the items rather than announcing a total without explanation: site preparation and protection, propping, demolition and removal of rubble, supply and installation of materials, finishes, an engineer’s input if necessary. Also ask what is included or excluded, for example making good the render or paintwork after an opening.

What makes the cost vary: the nature of the wall (old stone or recent concrete), the need for a structural calculation, site access, the slope of the plot, the hidden condition of the structure, the level of finish requested. On an old-town site, difficult access and compatibility with old materials often weigh more than the volume of work. Several quotes on the same basis let you make a serious comparison.

Going further: pages related to masonry in Fribourg

• The trade page: masonry
• The municipality: works in Fribourg
• The canton: canton of Fribourg
• Other work in Fribourg: thermal insulation in Fribourg, plumber in Fribourg, roofing in Fribourg