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Components

Construction assembly A2238

Lignum ID-№
A2238
Catalog number
A.3.02.DE545G
Source of construction assembly
Tschopp, Year 2017
Base structure
BRESTA Solid Timber System
Paneling
Substructure with rubber-mounted hangers
Reference fire protection
Lignum Dok. 4.1 / Tabelle: 434
Construction height
658 mm
Weight
726 kg/m2
U-value
≈ 0.247 W/m2K
GWP
85.60 kg CO2-eq/m2
Type sound insulation
Calculation
Ceiling consisting of a basic construction of BRESTA Solid Timber System, without sheathing, double ceiling covering. Substructure mounted with flexible hangers with air flow resistivity [r] of 5≤ r ≤35 kPa s/m², without dampening in the supporting structure, with cavity insulation in the supporting structure. Without dampening on the supporting structure, with impact sound insulation with a dynamic stiffness [s'] of 40 MN/m³ and with cement screed.
Values of airborne sound insulation
Rw 84 dB
C -6 dB
C50-3150 -8 dB
Values of footfall sound insulation
Ln,w 30 dB
CI 3 dB
CI50-2500 15 dB

Graphic

Flooring: Fllor
On-lying material: Cement screed
Impact sound insulation: Wood fiber generic product
Sub-floor: Construction concrete, CEM II / A (cement content 290 kg/m³)
Bond: Rigid, execution of the prior art.
Supporting structure: Bresta Solid timber panel
Cavity dampening: Fiber insulation with 5≤ r ≤35 [kPa*s/m²
Bond: no composite action
Coupling: Rubber mounted direct hanger b=60mm
Battens / profiles: Wood lath b=60mm
Ceiling covering 1st layer: Plasterboard type A
Ceiling covering layer 2: Plasterboard type A
Surface / treatment: Innenputz, verspachtelt

Assembly

Layer Product Manufacturer Thickness [mm] Weight Width (b) Axial distance (e) KBOB ID-№ Production KBOB ID-№ Disposal
Flooring Fllor Generic product 15 mm 15 kg/m2 - - 11.013 91.011
On-lying material Cement screed Generic product 80 mm 176 kg/m2 - - 04.006 91.136
Impact sound insulation Wood fiber generic product Generic product 30 mm 4.8 kg/m2 - - 10.009 91.051
Sub-floor Construction concrete, CEM II / A (cement content 290 kg/m³) Generic product 170 mm 402.9 kg/m2 - - 01.002 91.061
Bond Rigid, execution of the prior art. - - - - - - -
Supporting structure Bresta Solid timber panel Tschopp 210 mm 102.9 kg/m2 1000 mm 1000 mm 07.011.02 91.052
Cavity dampening Fiber insulation with 5≤ r ≤35 [kPa*s/m² Flumroc, Isover, Sager, Swisspor, Gutex, Isofloc, Schilliger Holz 80 mm - - - 10.008 91.173
Bond no composite action - - - - - - -
Coupling Rubber mounted direct hanger b=60mm Ampack, Fermacell, Knauf, Rigips, Protektor 95 mm - - 834 mm - -
Battens / profiles Wood lath b=60mm Generic product, Origin mark Swiss wood 30 mm 2.2 kg/m2 60 mm 400 mm 07.011 91.052
Ceiling covering 1st layer Plasterboard type A Knauf, Rigips 12.5 mm 9.2 kg/m2 - - 03.008 91.064
Ceiling covering layer 2 Plasterboard type A Knauf, Rigips 12.5 mm 9.2 kg/m2 - - 03.008 91.064
Surface / treatment Innenputz, verspachtelt Fermacell, Knauf, Rigips 3 mm 4.2 kg/m2 - - 04.001 91.139

Values by frequency

Color Type 25 32 40 50 63 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000
Airborne sound (R) Calculation Lignum/Kühn and Blickle 38 39 41 41 41 49 57 61 67 74 80 87 93 99 104 110 110 110 110 110 110 110
Impact sound (Ln) Calculation Lignum/Kühn and Blickle 43 45 46 49 52 47 42 41 38 34 31 27 24 21 19 1 1 1 1 1 1 1

Airborne sound (R)

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Impact sound (Ln)

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Ecological indicators according to KBOB Ökobilanzdaten im Baubereich
(Manufacture and disposal, without considering the payback periods according to SIA 2032)

bSDD Properties
mm Indicators Modules
Values / m2
+
Environmental impact points (UBP)
160762.5
UBP'21/m2
A1-A3 + C1-C4
 
┣
Environmental impact points from production (UBP_pro)
129925.7
UBP'21/m2
A1-A3
 
┗
Environmental impact points from disposal (UBP_dis)
30867.9
UBP'21/m2
C1-C4
+
Total primary energy (PE_T)
1289.2
kWh oil-eq/m2
A1-A3 + C1-C4
 
┣
Primary energy from production (PE_pro)
1245.1
kWh oil-eq/m2
A1-A3
 
┃
┣
Primary energy production, energetically consumed (PE_E_pro)
660.7
kWh oil-eq/m2
A1-A3
 
┃
┗
Primary energy production, materially bound (PE_M_pro)
589.4
kWh oil-eq/m2
A1-A3
 
┗
Primary energy from disposal (PE_dis)
43.6
kWh oil-eq/m2
C1-C4
+
Renewable primary energy (PE_RT)
1089
kWh oil-eq/m2
A1-A3 + C1-C4
 
┣
Renewable primary energy from production (PE_RT_pro)
1086.7
kWh oil-eq/m2
A1-A3
 
┃
┣
Renewable primary energy from generation, energetically consumed (PE_RE_pro)
499.9
kWh oil-eq/m2
A1-A3
 
┃
┗
Renewable primary energy from production, materially bound (PE_RM_pro)
586.8
kWh oil-eq/m2
A1-A3
 
┗
Renewable primary energy from disposal (PE_RT_dis)
1.9
kWh oil-eq/m2
C1-C4
+
Total use of non- renewable primary energy resources (PE_NRT)
205
kWh oil-eq/m2
A1-A3 + C1-C4
 
┣
Primary energy not renewable from manufacturing (PE_NRT_pro)
163.2
kWh oil-eq/m2
A1-A3
 
┃
┣
Primary energy not renewable from production, energetically consumed (PE_NRE_pro)
160.7
kWh oil-eq/m2
A1-A3
 
┃
┗
Primary energy not renewable from production, materially bound (PE_NRM_pro)
2.5
kWh oil-eq/m2
A1-A3
 
┗
Primary energy not renewable from disposal (PE_NRT_dis)
41.6
kWh oil-eq/m2
C1-C4
+
Total greenhouse gas emissions (GWP_total)
85.6
kg CO2/m2
A1-A3 + C1-C4
 
┣
Greenhouse gas emissions from manufacturing (GWP_pro)
73.5
kg CO2/m2
A1-A3
 
┗
Greenhouse gas emissions from waste disposal (GWP_dis)
12.3
kg CO2/m2
C1-C4
 
Biogenic carbon dioxide storage (bio-C x 44/12 = bio-CO2) (Not included in GWP)
182.6
kg CO2/m2
B1-B7
 
Biogenic carbon storage (bio-C) (Not included in GWP)
49.8
kg C/m2
B1-B7
⇒ Advantages of the life cycle assessment outside the system boundary (module D)