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Components

Construction assembly A2237

Lignum ID-№
A2237
Catalog number
A.3.02.DE545F
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
638 mm
Weight
716 kg/m2
U-value
≈ 0.257 W/m2K
GWP
84.30 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 ≤50 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

Assembly

Layer Product Manufacturer Thickness [mm] Weight Width (b) Axial distance (e) KBOB ID-№ Production KBOB ID-№ Disposal

Ecological indicators according to the KBOB life cycle assessment data in the construction sector KBOB / ecobau / IPB 2009/1:2022, Version 6
(For the life cycle phases production and disposal, excluding the construction phase (Modules A4, A5) and the use phase (Module B), especially replacement (Module B4) or amortization periods according to SIA 2032)

bSDD Properties
mm Indicators Modules
Values / m2
+
Environmental impact points (UBP)
156549
UBP'21/m2
A1-A3 + C1-C4
 
┣
Environmental impact points from production (UBP_pro)
126329
UBP'21/m2
A1-A3
 
┗
Environmental impact points from disposal (UBP_dis)
30252
UBP'21/m2
C1-C4
+
Total primary energy (PE_T)
1187.30
kWh oil-eq/m2
A1-A3 + C1-C4
 
┣
Primary energy from production (PE_pro)
1144.10
kWh oil-eq/m2
A1-A3
 
┃
┣
Primary energy production, energetically consumed (PE_E_pro)
611.70
kWh oil-eq/m2
A1-A3
 
┃
┗
Primary energy production, materially bound (PE_M_pro)
537.00
kWh oil-eq/m2
A1-A3
 
┗
Primary energy from disposal (PE_dis)
42.70
kWh oil-eq/m2
C1-C4
+
Renewable primary energy (PE_RT)
991.20
kWh oil-eq/m2
A1-A3 + C1-C4
 
┣
Renewable primary energy from production (PE_RT_pro)
989.00
kWh oil-eq/m2
A1-A3
 
┃
┣
Renewable primary energy from generation, energetically consumed (PE_RE_pro)
454.60
kWh oil-eq/m2
A1-A3
 
┃
┗
Renewable primary energy from production, materially bound (PE_RM_pro)
534.40
kWh oil-eq/m2
A1-A3
 
┗
Renewable primary energy from disposal (PE_RT_dis)
1.90
kWh oil-eq/m2
C1-C4
+
Total use of non- renewable primary energy resources (PE_NRT)
200.40
kWh oil-eq/m2
A1-A3 + C1-C4
 
┣
Primary energy not renewable from manufacturing (PE_NRT_pro)
159.50
kWh oil-eq/m2
A1-A3
 
┃
┣
Primary energy not renewable from production, energetically consumed (PE_NRE_pro)
157.00
kWh oil-eq/m2
A1-A3
 
┃
┗
Primary energy not renewable from production, materially bound (PE_NRM_pro)
2.50
kWh oil-eq/m2
A1-A3
 
┗
Primary energy not renewable from disposal (PE_NRT_dis)
40.80
kWh oil-eq/m2
C1-C4
+
Total greenhouse gas emissions (GWP_total)
84.30
kg CO2/m2
A1-A3 + C1-C4
 
┣
Greenhouse gas emissions from manufacturing (GWP_pro)
72.60
kg CO2/m2
A1-A3
 
┗
Greenhouse gas emissions from waste disposal (GWP_dis)
11.90
kg CO2/m2
C1-C4
 
Biogenic carbon dioxide storage (bio-C x 44/12 = bio-CO2) (Not included in GWP)
166.47
kg CO2/m2
B1-B7
 
Biogenic carbon storage (bio-C) (Not included in GWP)
45.40
kg C/m2
B1-B7
⇒ Advantages of the life cycle assessment outside the system boundary (module D)