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Slovenian wood processing and furniture industry

REALIZACIJA DRVENIH VRTIĆA I ŠKOLA U SLOVENIJI

dr. Bruno DujičCBD d.o.o. Contemporary Building Design

Bernard Likar Wood Industry Cluster

Forests as basis for development of the wood processing industry

Slovenia is the third most wooded country in EU , with 1,2 million ha of forests - around 60 % of Slovenian territory.

The growing stock of Slovenian forests is more than 300 million m3.

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SLOVENIAWood processing and furniture industry

• 920 companies

• 10.000 employees

• Total annual revenue 1 billion EUR

• Exports more than 50%

• Strong export orientation on EU markets – over 86%

• Exist trend of new growth!

The main export articles:

� Prefabricated wooden houses

� Building Joinery (windows, doors,..)

� Residence Furniture (kitchens, rooms, upholstery, chairs and

tables,..)

� Contractual furniture/ Engineering (public buildings, hotels,

ships,..)

� Wood based panels, glued construction elements, veneer, ..

� Primary wood products (sawn wood and elements, biomass,..)

Wood processing and furniture industry

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Energy Efficient Prefabricated Buildings

A lot of referential School and Kindergartens built in last years. Also in Italy. Mostly in nZEB standard.

We also take part in European project RENEW SCHOOL, where we share and spread knowledge on retrofitting the schools buildings on nZEB standard.

LAVRICA KINDERGARTENGeneral information

Location: Ljubljana, SloveniaProject type: New buildingNet cost: 2,3 milion €Main constructor: Marles HišeArchitect: Branko HojnikGross floor area: 1.738 m2Number of storeys: 2Construction time: May 2011 – May 2012

Heating demand 22 KWh/(m2 a) GFA. Timber framed windows with three-layer glass Uw-value 0,9 W/(m2K), glazing Ug 0,7 W/(m2K).

Lightweight prefabricated wooden structure made of prefabricated elements.

CONSTRUCTION SYSTEM: “Marles MEGA N10”:Thickness: 296 mmSound insulation: ≥ 46 dB(A)U-value: 0,14 W/(m2K)Fire resistance: REI 60 min

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STORZEK KINDERGARTENGeneral informationLocation: Preddvor, SloveniaProject type: New buildingNet cost: 2,5 million €Main constructor: Jelovica HišeArchitect: Renato Repše udia.Gross floor area: 1 500 m2Number of storeys: 2Construction time: March 2011 – Sep 2012

Heating demand 18 KWh/(m2 a) GFA. On the roof operates 96,7 kWp solar power plant.

Lightweight prefabricated wooden structure made of prefabricated elements.

CONSTRUCTION SYSTEM: Jelovica ˝TERMO PLUS˝ wallWall thickness: 452 mmU-value: 0,10 W/m2KSound insulation: 56 dBFire resistance: REI 90

ANNEX TO BIOTECHNICAL FACULTY

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TIMBER STRUCTURE & INTERIOR

GL = Glue-Lam XL = Cross-Lam (CLT)

XLam technology - advanced timber construction system

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20077 storey

20063 storey

20098 storey

20139 storey

POLARIS project, MAK Holz, IT

SOFIE project, Ivalsa, IT

SOFIE project, Ivalsa, IT

STADHAUS, Waugh Thistleton Arch., GB

XLam technology for multi-storey timber buildings

New technologies in timber constructions – XLam ribbed plate

New hybrid cross laminated timber panels with ribs a lower timber consumption and better mechanical properties

EU patent andEU project

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Price [€/m2] Timber use

[dm3/m2]

Utilization ULS [%] Utilization FIRE [%]

Light frame wall

CLT wall

Ribbed CLT wall

New technologies in timber constructions – XLam ribbed wall

Vir: Kulmer Holzbau

Energy renovation of existing buildings

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EU patent

Innovation with XLam panels –seismic strengthening with

XLam jacket or XLam inner box

Seismic strengthening with possibility of upgrade of existing building

Universal building retrofitting system that solves both seismic and energy problems of older classical buil dings.

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4 w

eeks

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• 14 upgrade setups• 2 strengthening setups• 8 glass-timber setups

Seismic tests of unstrengthen and strengthen specimens with Xlam jacket

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Seismic strengthening – innovation is in connections and details

XLam jacket –assembling technic

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Example – seismic strengthening, energetic renovation and upgrade of

an office building in Ljubljana

Example – seismic strengthening, energetic renovation and upgrade of

an office building in Ljubljana

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Example – seismic strengthening, energetic renovation and upgrade of

an office building in Ljubljana

Thank you for your attention.