.

Mortar

Smaller

Base

Wider

Base

Volume of various materials that can be

produced by one tonne of CO2 emissions

There was extreme buckling of structural

members that were not supported by a bracing

system.

1 2

3

http://www.google.com.au/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&uact=8&docid=dotMpDv8LDEs4M&tbnid=ZzsEkZm21UouVM:&ved=0CAUQjRw&url=http://www.guillow.com/18x316x11-78balsawoodsticks.aspx&ei=c9ZeU9CNFsvGkwXTqIHoBg&bvm=bv.65397613,d.dGI&psig=AFQjCNEttwLDJocKxCuw8amo1_z-lGe_wA&ust=1398810584268652

(Ching, 2008)

Tension can be

achieved by

twisting cable.

http://www.google.com.au/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&uact=8&docid=ctMU84Q9iP1r4M&tbnid=uaR_CZNlraX5bM:&ved=0CAUQjRw&url=http://www.mswukltd.co.uk/decking.htm&ei=gPB1U6HGOMvbkgWisIHYCg&bvm=bv.66699033,d.c2E&psig=AFQjCNGK_-cuvegSSToovCwfnZg1rVccnQ&ust=1400324600713852

`

Pin Joint Pin Joint

Pin Joint Pin Joint

Pin Joint

Fixed

Joint

Fixed

Joint

Fixed

Joint

Brace

Pressure (compression) is applied to the top.

Most diffraction to least diffraction from left

to right.

1

2

3

4

5

6

(Ching, 6.09)

Sketch of hip roof

Sketch of gable roof

(Ching, 6.10)

http://www.google.com.au/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&uact=8&docid=6Wej5Qcd87-_IM&tbnid=uU1jXgdulz9LQM:&ved=0CAUQjRw&url=http://www.emniyetferforje.com/emniyet/&ei=NqxhU-OwPMzGlAX6rYDQCw&bvm=bv.65636070,d.dGc&psig=AFQjCNFpaiUY8T9SWpV9W2cDQ_VGsHNCCg&ust=1398996380575750

http://www.google.com.au/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&uact=8&docid=ySmoJfBJvOksrM&tbnid=sWNyaXiUsu4IcM:&ved=0CAUQjRw&url=http://www.bruckmanrubber.com/products-and-services/irrigation-gaskets&ei=RNJqU7KzOcXulAWWjYGoBQ&bvm=bv.66330100,d.dGc&psig=AFQjCNFjfvsSl-7PXikIfVar8WKTKjnFWg&ust=1399595894883931

http://www.google.com.au/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&uact=8&docid=ZuQnJsf42GZfXM&tbnid=-DFIHdGdhJ7kLM:&ved=0CAUQjRw&url=http://www.diytrade.com/china/pd/6127476/Aluminum_Curtain_Walls.html&ei=f55pU4XYCsmHlAWgpoCoAg&bvm=bv.66111022,d.dGc&psig=AFQjCNHHKgxunWhbQ_YxFzK85dzidg5tmA&ust=1399517147808402

-

http://www.google.com.au/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&uact=8&docid=xdbG_gjp97H9cM&tbnid=uoPx2LF8jvt13M:&ved=0CAUQjRw&url=http://www.nrc-cnrc.gc.ca/ctu-sc/ctu_sc_n45&ei=Bx10U4zDOMaOuASevYBo&bvm=bv.66699033,d.c2E&psig=AFQjCNFxFqg2mbitPnQ0cdiiOIEVpiaxNA&ust=1400204928726184

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