Case Study Lightweight Stair Bearing in a Terraced Housing Complex, Munich (DE)

Case Study Lightweight Stair Bearing in a terraced Housing Complex, Munich (DE)

Proven impact noise reduction due to elastic bearing of the stairs

Reduction of structure-borne noise in the neighbouring residential units

High effectiveness and durability over decades Greater Impact Noise Protection for increased Comfort Levels in the Home

Description of the project The solution

A total of 78 harp stairs made from Stair specialist Fuchs and vibra- Proven noise protection wood and steel were installed with tions specialist Getzner enjoy a impact sound control for 26 resi- partnership stretching back over What was proven in the laboratory has dential units. many years. Together they have been coni rmed in practice: during developed the perfect solution. acceptance tests, the stairs developed hen building the new terraced by Getzner and Fuchs-Treppen fuli lled Whousing complex in Perlach, he elastic bearing of stair ﬂ ights the strict requirements of increased south-west of Munich, the renowned Thas a signii cant inﬂ uence on sound protection for raised comfort company Fuchs-Treppen was respon- the reduction and transfer of struc- level. sible for installing the staircases. A ture-borne noise to the surrounding top-quality indoor environment re- residential units. Simple installation quires effective protection against sound transmission. As lightweight With lightweight stairs, the bearing The appropriate decoupling elements stairs particularly facilitate the points on the ceiling and walls are for the respective type of stairs are transmission of impact noise, bear- elastically decoupled. Laboratory delivered and only need to be in- ings made from the elastic material experiments have shown that this stalled on-site. This guarantees fast

Sylomer® were specially developed measure signii cantly reduces the and simple installation. by Fuchs-Treppen and Getzner. transmission of impact noise into neighbouring rooms.

Decoupled harp staircase during construction phase Floor connection Wall connection

Feedback

Effective for decades less structure-borne noise also con- What does the client have to say tribute to the value retention of the about the project? The decoupling of the lightweight property. Thanks to the high product “Just like our customers, we also val- stairs has paid off in a number of quality and durability, Sylomer® even ue excellent sound control. The de- ways for both the developers and resi- impresses after many decades with mands and challenges for this have dents of the new complex. The signii - low deﬂ ection and efi cient vibration increased signii cantly in recent years. cantly improved comfort levels due to isolation. We have had outstanding experiences with the sound control bearings from Getzner which we have installed in our projects. The consistently positive feedback from our customers has im- pressed us.”

“It is simply staggering that impact noise on Christian Haas, Managing Director lightweight stairs can be reduced so much.” neuBAUpartner.de GmbH

Steel stringer

Tread Supporting wall

Steel stringer Sylomer®

Staircase connection Facts and igures at a glance

Terraced housing complex with 26 residential units

Location: Perlach, Munich Client: neuBAUpartner.de GmbH

Solution: Elastic decoupling of lightweight stairs with Sylomer®

Products used: Specially developed Sylomer® bearings Implementation: 2015/2016

Getzner Werkstoffe GmbH Construction references (extract)

Founded: 1969 (as a subsidiary of Getzner, — Peralohstrasse terraced housing Mutter & Cie) complex, harp staircase, Munich, Chief Executive Oficer: Juergen Rainalter Germany, 2016 Employees: 380 — Terraced house, double-stringer 2016 turnover: EUR 80.4 million staircase, Germering, Germany, 2016 Business areas: Rail, construction, industry — Terraced housing complex, harp Headquarters: Buers (AT) staircase, Penzberg, Germany, 2016 Locations: Berlin (DE), Munich (DE), Stuttgart — Semi-detached house, double-stringer (DE), Lyon (FR), Amman (JO), staircase, Anzing, Germany, 2015 Tokyo (JP), Pune (IN), Beijing (CN), — Luxury apartments, double-stringer Kunshan (CN), Charlotte (US) staircase, Abtwil, Switzerland, 2014 Ratio of exports: 90% — Terraced housing complex, double-stringer staircase, Rimsting, Germany, 2014

AUSTRIA — Bürs GERMANY — Berlin — Munich — Stuttgart FRANCE — Lyon JORDAN — Amman JAPAN — Tokyo INDIA — Pune CHINA — Beijing USA — Charlotte www.getzner.com