Roofing in Bienne: Roof Covering, Insulation and Sheet Metalwork

Are you looking for a tradesperson for a roof in Bienne: re-roofing, repairing a leak, insulation under the tiles or replacing the gutters? A roofer in Bienne works on a very varied building stock, from the historic houses of the old town to the buildings in the central districts and the villas climbing towards Evilard and Macolin.

On SOS Travaux, you describe your project once; the request is passed on to tradespeople and companies in the region, who get back to you to prepare a free, no-obligation quote.

The most common roofing jobs in Bienne

The roofing trade covers several types of work, which carry different weight depending on the building:

• The roof covering: tiles, slate, fibre cement or a waterproofed flat roof. It is repaired section by section or fully redone when the base is worn out.
• Maintenance: replacing broken tiles, checking ridges and verges, removing moss, redoing the flashing around chimneys.
• Sheet metalwork: gutters, downpipes, valleys, edge strips. These are often what cause leaks before the covering itself.
• Roof windows: installing or replacing them to convert an attic, with careful waterproofing all the way round.
• Roof insulation: from the outside during a re-roofing, or between and under the rafters when the covering stays in place.

In Bienne, the issue depends on the district. A villa on the slopes, with a simple, open roof, calls for a fairly straightforward job. A building in the centre, with a waterproofed flat roof, raises questions about waterproofing, upstands and water drainage. A house in the old town often combines both constraints: irregular geometry and old materials.

Bienne’s old town: old roofs and narrow access

Bienne’s old town is lined with historic houses whose roofs have been through many repairs. Before discussing materials, a good tradesperson looks at the condition of the roof frame, the nature of the existing covering and the way water runs off roofs that are often shared with neighbours.

Three points come up in this area:

1. The look of the roof. Changing the colour, the shape of the tile or the material may require a permit, especially in the old town or on a protected building. A “like-for-like” re-roofing is not automatically exempt from formalities: ask the municipality.
2. Access to the site. Narrow streets, difficult deliveries, scaffolding to be set up on public land: these factors have a cost and may require an occupation permit. Mention them in your request.
3. The roof frame. Under an old covering, timber members that need strengthening are sometimes discovered. Ask how the company handles an unforeseen problem of this kind and how it would be invoiced.

Snow, wind and damp at the foot of the Jura

Bienne lies at the foot of the Jura and on the lake shore, with colder winters than on the Lake Geneva arc. For a roof, this has concrete consequences. In Switzerland, roofs are designed for the snow load of the location, according to the SIA 261 standard (Swiss Society of Engineers and Architects), which is higher at altitude: on the heights towards Evilard and Macolin, this point deserves more attention than on the lake shore. Ask the tradesperson when you get the quote: do the planned structure and covering suit the situation of your house?

Other effects of the local climate:

• alternating frost and thaw put stress on tiles, joints and waterproofing upstands;
• sliding snow can damage gutters: snow guards and sturdy fixings should be discussed at the design stage;
• the proximity of the lake and the hillside encourages damp and moss on north-facing slopes.

Solar panels and insulation: the right moment is the re-roofing

A roof that needs renovating is a chance to think about what it will carry afterwards. On a well-oriented slope, solar panels fit in better when the covering is redone: the fixings are laid before the finish and the waterproofing is dealt with in one go. The roofing work must then be coordinated with the installer; to see what this involves, see the page on solar panels in Bienne.

Roof insulation follows the same reasoning. In converted or convertible attics, insulating at the same time as the covering avoids opening the same roof twice. For energy-related grants, the canton of Bern relies on the cantonal office for the environment and energy, which runs a cantonal subsidy programme. Its conditions and amounts must be checked directly with it, before you sign a quote.

Safety at height and the company’s liability

Work on a roof requires fall protection, in line with the guidelines of Suva (the Swiss accident insurance fund): guardrails, roof scaffolding, nets or personal equipment. On Bienne’s slopes, where roofs are sometimes steep and exposed, this item must not be an afterthought. A reliable quote mentions it and states who installs the scaffolding.

Formalities before roofing work in Bienne

Depending on the scale of the job, several parties may be involved:

• The municipality or the prefecture: the building permit is issued by one or the other depending on the project. A simple repair does not generally need one, but a visible change, new roof windows or solar panels may. Check before ordering.
• The landlord or property manager, if you are a tenant: the roof does not belong to you, and they decide. You can, however, report a leak and pass on the quote request with their agreement.
• Co-ownership: as the roof is a common part, the decision is taken collectively, according to the building’s regulations.
• Building insurance, if the roof was damaged by a storm or a fall of snow: report the claim before any permanent repair, keeping photos.

As Bienne is officially bilingual, the city’s services reply in French as well as in German. A file or a letter can be written in either language.

Preparing your request and comparing quotes

The more precise your description, the easier the quotes are to compare. For your quote request, state:

• the type of building (old town house, villa, rental building, co-ownership) and its district;
• the shape of the roof (pitched, flat, mixed) and the current material, if known;
• the problem observed: leak, displaced tiles, holed gutter, insufficient insulation;
• what you are considering in addition: roof windows, insulation, solar panels;
• access to the site and any neighbourhood or heritage constraints;
• photos, if you have any, of the exterior and the attic.

Then read each quote line by line. It should distinguish the removal and disposal of the old covering, the materials with their type, the scaffolding or protection, the sheet metalwork, the insulation and the finishes. If two quotes differ greatly, first look for what is not comparable: area treated, tile quality, replacement or simple repair of the sheet metalwork.

The cost depends on the area and pitch of the roof, the material, the condition of the roof frame, access, scaffolding, the chosen insulation and the formalities required. No reliable price can be given without a visit or a detailed description: the quote sets it.

Useful pages for your roof in Bienne

• The trade in general: roofing
• The city: work in Bienne
• The canton: canton of Bern
• In the same municipality: solar panels in Bienne, carpenter in Bienne and interior painting in Bienne