Most modern structures are built to last 50 years or so, but ingenious ancient engineering has kept this watery city afloat ...

Is your architect or builder recommending a wood foundation for your house? Wood foundations — also known as Permanent Wood Foundations, or PWFs — are foundations consisting of below-grade ...

Blumer Lehmann's Free Forms department develops, engineers, manufactures and installs fascinating supporting and enveloping wood structures in stunning projects all over the world. Cellular ...