Quad charts are used extensively in the US military.
https://en.m.wikipedia.org/wiki/Quad_chart
Examples: https://www.rechargecolorado.org/army-quad-chart-template-pp...
https://en.m.wikipedia.org/wiki/Quad_chart
Examples: https://www.rechargecolorado.org/army-quad-chart-template-pp...
Are they ever used for anything besides pitching, i.e. after a project is completed?