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Information Response - Email 1 of 2 MCU16/0153 & REC16/0041
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Determine façade TL & Rw's using AS3671 & Other Calcs Write in yellow areas only. ####
External to Internal : Leq,1hr -> Leq,1hr2 Correction : 0 Includes Façade Reflection
FALSE Attachment A1
leaved ticked for AS2021 calcs
Desired Inside Level : 40.0 dBA, from Acoustic Quality Objective - Night
Maximum outside Level : 67.4 dBA ID 8816
Total number of elements : 5 Unit 30
Height, h : 2.7 m Room Bed 1
Floor area, Sf : 15.12 m2
Overall 63 125 250 500 1k 2k 4k
Reverb time, T :
0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 secs
NR -> Rw correction: 6 dBA (cars = 6, aircraft = 5, rail = 6, 8 or 12)
Proposed
External Level dBA *K Value Calculated TL of Element dB Internal Level dBA
# Element Name Area (sqm) 63 125 250 500 1k 2k 4k SUM (AS2021) TNR Sc/Sf TNAc Rw Internal Level 63 125 250 500 1k 2k 4k Rw 63 125 250 500 1k 2k 4k SUM Rw method
1 East window 3.24 41 50 57 59 60 64 56 67.4 0.0 30 0.2 31 37 33 15 22 34 41 44 45 46 43 26 27 23 18 15 19 10 31 27
2 East wall 6.48 41 50 57 59 60 64 56 67.4 0.0 30 0.4 34 40 33 14 25 43 53 59 60 58 52 30 28 17 9 3 7 1 32 21
3 South window 4.41 41 50 57 59 60 64 56 67.4 0.0 30 0.3 32 38 33 15 22 34 41 44 45 46 43 27 29 24 19 16 21 11 33 28
4 south wall 2.88 41 50 57 59 60 64 56 67.4 0.0 30 0.2 30 36 33 14 25 43 53 59 60 58 52 26 24 14 6 0 4 -3 29 17
5 roof 15.12 33 42 49 51 52 56 48 59.4 22 1.0 29 35 33 16 30 38 46 51 41 43 46 24 18 18 12 7 22 12 27 22
6 8.5 0 0.0 0 0 0 -99 -99 -99 -99 -99 -99 -99 -91 0
7 8.5 0 0.0 0 0 0 -99 -99 -99 -99 -99 -99 -99 -91 0
8 8.5 0 0.0 0 0 0 -99 -99 -99 -99 -99 -99 -99 -91 0
9 8.5 0 0.0 0 0 0 -99 -99 -99 -99 -99 -99 -99 -91 0
10 8.5 0 0.0 0 0 0 -99 -99 -99 -99 -99 -99 -99 -91 0
Total Area : 32.1 Overall Internal Noise Level : Overall Internal Noise Level :
40 34 33 28 22 19 26 16 38 32
with proposed system
Internal Noise Level is 2 better
Element Category Details on Element Construction and Shielding Effects
1 East window Bradnams RW43 - twin slider - 6.38mm laminate, 100mm gap, 5mm toughened, QLON seals
2 East wall RW52 Infill wall 9mm FC 90mm stud with 75mm thick insulation 11kg/m3,1x13mm plaster board soundchek
3 South window 3 Bradnams RW43 - twin slider - 6.38mm laminate, 100mm gap, 5mm toughened, QLON seals
4 south wall 3 RW52 Infill wall 9mm FC 90mm stud with 75mm thick insulation 11kg/m3,1x13mm plaster board soundchek
5 roof 2 sheetmetal, cavity anticon insulation, 1x13mm plasterboard soundchek
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8816_AS3671 and AS2021 Facade Calculator_SMPv5.1.xlsm 21/03/2017
Loading Dock to Unit 30 Bed Page 1 1:56 PM
[OCR of page images]
Determine facade TL & Rw’s using AS3671&OtherCales -—=—=—=Write inyellowareasonly. = ####
External to Internal :_Lea-1hr -> Leg, Ihr Correction: 0 Attachment A1
leaved ticked for AS2021 calcs
Desired Inside Level : 40.0 dBA, from Acoustic Quality Objective - Night
Maximum outside Level : 67.4 dBA 1D 8816
Total number of elements : 5 Unit 30
Height, h : 2.7 m Room Bed1
Floor area, Sf: 15.12 m? I I I I I I ]
[Overall 63 | 125] 250] 500] 1k | 2k | 4k
Reverb time, T: 05 051051051051 05| 0.5] 0.5 |secs
NR -> Rw correction: 6 JABA (cars = 6, aircraft = 5, rail = 6, 8 or 12)
Proposed
External Level dBA *K value Calculated TL of Element dB Internal Level dBA
# Element Name Area(sqm) | 63 | 125] 250[500| 1k | 2k | 4k | SUM |(AS2021)| TNR | Sc/Sf|TNAc| Rw Internal Level__| 63 [125] 250/500 1k | 2k | 4k [ Rw| 63 [125] 250[500| 1k | 2k | 4k | SUM | Rwmethod
1|East window 3.24 41 50 57 59 60 64 56 674] 00 30 | 02 | 34 37 33 15 22 34 41 44 45 46/43/26 27 23 18 15 19 10] 31 27
2)East wall 6.48 41 50 57 59 60 64 56 674] 0.0 30 | 04 | 34 40 33 14 25 43 53 59 60 58/52/30 28 17 9 3 7 1/ 32 21
3]South window 441 41 50 57 59 60 64 56 674] 0.0 30 | 03 | 32 38 33 15 22 34 41 44 45 46| 43) 27 29 24 19 16 21 11| 33 28
4|south wall 2.88 41 50 57 59 60 64 56 674] 0.0 30 | 02 | 30 36 33 14 25 43 53 59 60 58/52/26 24 14 6 0 4 -3] 29 7
5|roof 15.12 33 42 49 51 52 56 48 594 22 | 10 | 29 35 33 16 30 38 46 51 41 43/46/24 18 18 12 7 22 12/ 27 22
6 8.5 0 0.0 | 0 0 0 99 -99 -99 -99 -99 -99 -99] -91 0
7 8.5 0 0.0 | 0 0 0 99 -99 -99 -99 -99 -99 -99] -91 0
8 8.5 0 0.0 | 0 0 0 99 -99 -99 -99 -99 -99 -99] -91 0
9 8.5 0 0.0 | 0 0 0 99 -99 -99 -99 -99 -99 -99] -91 0
10 8.5 0 oo | 0 0 0 -99 -99 -99 -99 -99 -99 -99| -91 0
Total Area : Overall Internal Noise Level Overall Internal Noise Level :
343328 +22 «19 ~«226 «16
with proposed system
Internal Noise Level is better
[Element Category Details on Element Construction and Shielding Effects
1|East window Bradnams RW43 - twin slider - 6.38mm laminate, 100mm gap, 5mm toughened, QLON seals
2)East wall RW52 Infill wall 9mm FC 90mm stud with 75mm thick insulation 11kg/m3,1x13mm plaster board soundchek
3]South window 3 Bradnams RW43 - twin slider - 6.38mm laminate, 100mm gap, 5mm toughened, QLON seals
4|south wall 3 RW82 Infill wall 9mm FC 90mm stud with 75mm thick insulation 11kg/m3,1x13mm plaster board soundchek
5|roof 2 sheetmetal, cavity anticon insulation, 1x13mm plasterboard soundchek
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8816_AS3671 and AS2021 Facade Calculator SMPv6.1.xlsm 21/03/2017
Page 1 1:56 PM
Loading Dock to Unit 30 Bed
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