Ground Rule Double or live ball?

[Dakota]

Originally Posted by youngump

I don't think GRD and BRD are formally defined in the sense you are using them. A ball which hits the ground and bounces out of play is a ground rule double because the book rule is that a ball which touches the ground and then goes out of play is a double. Am I mistaken?

Speaking ASA:

RS 26. HOME RUNS / FOUR BASE AWARDS / GROUND RULE DOUBLES.
...
PLAYING RULES & RULES SUPPLEMENT INDEX
GROUND RULE DOUBLE ........................... 8 5 I (1-4)

Sure, it is called that for the convenience of those trying to look up the rule, but still...