Example 6 - Timber stud partition

A - Timber stud partition

Exampleconstruction06 

 

- - - - Predicted (v9) Rw 40 dB

------ Measured Rw 42 dB

1 layer of 10mm sound rated plasterboard each side of 90mm timber studs. Fibreglass in cavity.

Example 2 - Timber stud partition

B - Steel Stud Partition

Exampleconstruction02 

 

 

 

- - - - Predicted (v9) Rw 42 dB

------ Measured Rw 43 dB

2 layers of 13mm type X plasterboard each side of 90mm steel studs. Blanket in cavity.

Example 1 - Lined brickwork

C - Lined Brickwork

 Example01

 

- - - - Predicted (v9) Rw 49 dB

------ Measured Rw 51 dB

Clay brick (90mm thick) with 1 layer of 16mm plasterboard fixed to acoustic clip and 25mm fibreglass blanket in cavity.

Example 3 - Twin framed wall

D - Twin framed wall

Exampleconstruction03

 

 

 

 

 

- - - - Predicted (v9) Rw 57 dB

------ Measured Rw 59 dB

1 layer of 16mm fire rated plasterboard each side of separate 90mm studs. Cavity depth of 200mm. 90mm fibreglass blanket in cavity (16kg/m3).

Example 7 - Timber floor

E - Timber floor & ceiling

Exampleconstruction07

 

20mm Particleboard flooring on 300mm timber joists with 2 layers of 16mm Fire rated plasterboard hung on a light steel grid underneath, with fibreglass blanket in the joist cavity

Example 4 - Concrete floor with suspended roofing

F - Concrete floor & ceiling

Exampleconstruction04

 

 

 

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- - - - Predicted (v9) Rw 57 dB

------ Measured Rw 59 dB

 Composite concrete steel floor (Hibond) 120mm thick with suspended light steel grid with 2 layers of 13mm fire rated plasterboard.  75mm fibreglass blanket in the cavity.

Example 8 - Steel stud wall

G - Block wall & linings

Exampleconstruction08 (1)

 .

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- - - - Predicted (v9) Rw 59 dB

------ Measured Rw 60 dB

190mm concrete block lined both sides with 16mm fire rated gypsum board fixed to 75mm steel Z furring channels.  No sound absorber in the cavity

Example 10 - Glazing

H - Glazing

 Exampleconstruction10

 

 

 

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.

- - - - Predicted (v9) Rw 39 dB

------ Measured Rw 40 dB

5mm monolithic glass with 16mm airgap and 8.8mm Laminated glass

Example 5 - Lined blockwork

I - Impact on concrete floor

Exampleconstruction05a  

- - - - Predicted (v9) IIC 28 (Ln,w 80 dB)

------ Measured IIC 27 (Ln,w 80 dB)

150mm concrete slab

Example 11 - Impact Sound

J - Impact on timber floor

 Exampleconstruction11a 

 

 

 .

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- - - - Predicted (v9) IIC 34 (Ln,w 76 dB)

------ Measured IIC 37 (Ln,w 73 dB)

15mm thick OSB subfloor on 235mm timber joists at 406mm oc with resilient channels at 610mm oc with 16mm gypsum board.