(row1) Beams formed by 4 or 6 members. The top row is separated from the bottom with bamboo/ wood slats so that the upper bamboos do not slide over the lower. (row2) Central double rafter. Wide range of applications in the construction of bridges & structures for rural facilities. (row3) Lateral double rafter. Each rafters secured independently at the side support & each other. Often used in rural bridges & structures. (row4) Lateral double rafters. Often as central support of bridges/sheds.
Beijing Olympic Bridge, Bejing, China. Architecture firm Penda and engineering firm Arup have teamed up to undertake the ambitious goal of redesigning the suspension bridge, with their newly commissioned project to build the San Shan Bridge in China.