Paraboloid.

isometric drawing

3d dome

surface of revolution

Structure of a geodesic dome

Pipes with cut and sections and wheels

spherical shell

concrete in shells

geodesic

3d vault

bovedas

Opalit corrugated sheet of 855 x 1000 mm and 855 x 1500 mm

3d stressed structure

Mechanical drawing

dome detail

Dome

3d vault coverage

tackle

3d shapes

geodesic

Development of cones and main views