Responsa for Shabbat 200:6
<big><strong>מתני׳</strong></big> הזורק מן הים ליבשה ומן היבשה לים ומן הים לספינה ומן הספינה לים ומן הספינה לחבירתה פטור ספינות קשורות זו בזו מטלטלין מזו לזו אם אינן קשורות אע"פ שמוקפות אין מטלטלין מזו לזו:
<b><i>MISHNAH</i></b>. IF ONE THROWS [AN OBJECT] FROM THE SEA TO DRY LAND,<span class="x" onmousemove="('comment',' Which is from a karmelith to public ground. ');"><sup>13</sup></span> OR FROM DRY LAND TO THE SEA, FROM THE SEA TO A SHIP<span class="x" onmousemove="('comment',' I.e., from a karmelith to private ground. ');"><sup>14</sup></span> OR FROM A SHIP TO THE SEA OR FROM ONE SHIP TO ANOTHER, HE IS NOT CULPABLE. IF SHIPS ARE TIED TOGETHER, ONE MAY CARRY FROM ONE TO ANOTHER. IF THEY ARE NOT TIED TOGETHER, THOUGH LYING CLOSE [TO EACH OTHER], ONE MAY NOT CARRY FROM ONE TO ANOTHER.
Teshuvot Maharam
SOURCES: Cr. 68; Pr. 31; L. 340; Rashba I, 850.
Teshuvot Maharam
SOURCES: Cr. 69; Pr. 31; L. 341; Rashba I, 850; Mord. Shabb. 375.
Teshuvot Maharam
A. He should fasten a board beneath the seat (within not more than three tefahim below the latrine walls) so that the feces first fall on the board and then into the ditch. Should the board break on the Sabbath, he would still be permitted to use the latrine on that day.
SOURCES: Cr. 178, 179; Pr. 96; L. 349; Mord. Shabb. 376; Hag. Mord. Shabb. 461; Tashbetz 38; Hag. Maim., Shabbat 15, 4; Kol Bo 31 (p. 34a). Cf. Terumat Hadeshen 66.