Buildings case studies

Asbestos survey of Wincasa apartments

The management of the Wincasa project regularly consulted us as part of its rental property management services.

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Construction project at MIC, expertise in existing elements

An ambitious construction project of an eco-district is in the process of being carried out on the old paper mill site in Marly.

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Geriatric Clinic, St. Gallen,Building inspection with subsequent planning and project management

Between 2017 and 2019, the geriatric clinic underwent renovation and refurbishment. As part of the construction project, a section of the building was demolished in order to extend the building.

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Glatt Tower, Wallisellen, Remediation planning and management of asbestos removal project

The high-rise office building at the Glatt Centre in Wallisellen was renovated and refurbished in stages. In the course of the contamination investigation, various construction materials containing asbestos and PAH were identified and remediated prior to the renovation work.

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ZKB Building, Neue Hard, Zurich, Remediation planning and management of asbestos removal project

Zurich Cantonal Bank’s main building at Neue Hard in Zurich was renovated and refurbished in stages. In the course of the contamination investigation, various construction materials containing asbestos were identified and remediated prior to the renovation work.

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The Reinhard estate, Hausen am Albis, Building inspection with subsequent project management

Redevelopment work was carried out at the Reinhard estate in Hausen am Albis, which is subject to a preservation order. Due to the year of construction and the various renovations undertaken prior to 1990, a survey was carried out prior to redevelopment to identify the presence of any hazardous materials (asbestos, PAH, PCB) in the structure.

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Ambient air, indoor toxins, radon case studies:

Naphthalene in indoor air - Risk assessment and development of a remediation concept

An old multi-storey building in a major Swiss city was to  be repurposed. When planning the renovation work, one of the participants noticed an unpleasant chemical smell. Chemical analysis of the indoor air showed that it was strongly polluted with naphthalene.

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Radon measurements in cantonal vocational schools and secondary schools

Radon is a naturally occurring, radioactive ground gas that can penetrate into the building through leaks between building and soil and accumulate, particularly on  the lower floors. Radon inhaled in high concentrations over a long time can lead to lung cancer.

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Monitoring the formaldehyde remediation of a school building

Increased formaldehyde concentrations in the indoor air were found to be the cause of health problems among teaching staff in a school building in the Canton of Zurich. Formaldehyde is used in the production of synthetic resins, which are in turn used in the production of chipboard and other laminated wood materials.

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Study into the contamination of indoor air by emissions from construction materials

When ambient air is tested in new buildings or following renovation works, elevated levels of problematic substances continue to be detected. One of these is the suspected carcinogen methylethyl ketone oxime. Possible sources include construction products such as wooden floor treatments, joint sealants and paint.

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Radon testing in schools and childcare settings

After the new Radiological Protection Ordinance came into force on 1 January 2018, radon testing must now be carried out in schools, nurseries and some other childcare settings throughout Switzerland.

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Inspection of an apartment affected by mould

The management of an apartment building in the canton of Aargau instructed Ecosens AG to carry out a survey of an apartment affected by mould.

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Ambient air testing in accordance with Minergie-ECO at Gönhard School’s new building in Aarau

A new building was added to the existing Gönhard School facility, providing additional space for the primary school, the preschool and the music school.

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Extension of Winterthur Remand Centre - Minergie-ECO® standard

The cantonal remand centre in Winterthur is outdated and does not have sufficient cells. It will therefore be replaced with a new building in the coming years.

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