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Material 125 250 500 1000

FloorPlatform oor, Wooden 0.4 0.3 0.2 0.2

Audience Seat 0.49 0.54 0.6 0.

Wall

Pl!"ood 0.6 0.3 0.1 0.1

#ridinar! Pla$ter 0.2 0.15 0.1 0.05

%ea&! 'ar(et on 'oncrete 0.02 0.06 0.15 0.4Wood )oor 0.15 0.11 0.09 0.0*

'eilin+ 'oncrete loc- 'our$e/ 0.36 0.44 0.31 0.29

Material$ W % Area

FloorPlatform Floor, Wooden 15 20 300

Audience Seat 3 13. 41.4

Wall

Pl!"ood 20 2 40

#rdinar! Pla$ter 20 2 40

%ea&! 'ar(et #n 'oncrete 20 2 40Wood )oor 2 2.5 5

'eilin+ 'oncrrte loc- 'our$e/ 15 20 300

oef 

0.32

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2000 4000

0.15 0.1

0.2 0.*

0.1 0.1

0.04 0.05

0.6 0.60.06 0.06

0.39 0.25

oef A

0.4 120

0.49 20.26

0.6 24

0.2

0.02 0.0.15 0.*5

0.36 10

21.36

olume A

4500 21.36 2.55