Text in force at CAR3R-8: from CAR3R-0, effective 15 May 1956. OCR text
The airplane shall be assumed to encounter symmetrical vertical gusts as specified below while in level flight and the resulting loads shall be considered limit loads:
(a) Positive (up) and negative (down) gusts of 30 feet per second nominal intensity at all speeds up to Ve, (b) Positive and negative 15 feet per second gusts at Ve. Gust load factors shall be assumed to vary linearly between Ve and Va.