Skip to main content
Regional validity

Scope

Building physical assessment

Fire performance REI 60
maximum span = 5 m; maximum load Ed,fi = 5 kN/m² (without floor construction)  
Classified by HFA  
Thermal performance U 0,44 W/(m2K)
Diffusion adequate
Calculated by HFA  
Acoustic performance Rw (C;Ctr) 60 dB (-2; -6)
Ln,w (Cl) 57 dB (-1)
Assessed by TU-GRAZ  
Mass per unit area m 296,7 kg/m2
 
solid wood construction
Cross-section of standard configuration
solid wood construction
Standard configuration

Register of building materials used for this application, cross-section (from outside to inside)

Thickness [mm] Building material Thermal performance Reaction to fire­klasse EN
λ μ min – max ρ c
A 60,0 cement screed 1,330 50-100 2000 1,080 A1
B plastic separation layer 0,200 100000 1400 1,400 E
C 30,0 impact sound absorbing subflooring MW-T [s'= 35MN/m³] 0,035 1 120 1,030 A2
D 60,0 non-bonded chippings 0,700 1 1700 1,000 A1
E trickling protection E
F 140,0 cross laminated timber, minimum 5-ply, d ≥ 140,0; first layer minimum 30mm 0,130 50 500 1,600 D

Ecological rating (per m2 construction area)

Database ecoinvent

Built-in renewable materials 65,5 kg
Share of renewable materials of total weight 21,94 %
Global warming potential (GWP-T) -47,860 kgCO2Äqv.
Energy use of Primary Energy 782,5 MJ
Share of renewable Primary Energy 6,9 %
∑ΔOI3 48,7
calculated with gypsum plaster fire protection board (GKF/DF); this data includes 3-, 5-, and 7-ply cross laminated timber elements;  
Calculated by HFA  

Global warming potential Share of renewable Primary Energy Resources
Lifecycle
Phase
GWP-F
[kgCO2Äqv.]
GWP-B
[kgCO2Äqv.]
GWP-T
[kgCO2Äqv.]
PERE
[MJ]
PERM
[MJ]
PERT
[MJ]
PENRE
[MJ]
PENRM
[MJ]
PENRT
[MJ]
AP
[kgSO2Äqv.]
EP
[kgPO4Äqv.]
ODP
[kgR11Äqv.]
POCP
[kgEthenÄqv.]
A1 - A3 54,487 -102,347 -47,860 53,774 957,600 1011,374 728,740 31,697 760,437 0,235 0,098 3.3781619E-6 0,076

Last update 02.08.2023/hfa.eco2soft