Etna Street Cottage: Basket vault with layers of ultra-lightweight concrete laid over burlap

1974
Construction System, Vaulted Roof & Ceiling
Construction of an ultra-lightweight concrete vault, built over box columns and beams filled with concrete. Two different methods were used; lightweight concrete over woven basket, lath and burlap for solid vaulted roofs, and burlap impregnated with fiberglass resin, over woven basket, for translucent vaulted roof.
Created by:
Christopher Alexander with his students in the 1974 Spring studio class Arch. 209
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