Study Sukkah folio 22B with parallel Hebrew-English text, traditional commentary, and modern study tools. Free access to Babylonian Talmud online.
If there is a gap of less than 4 handbreadths, one need not bring another cross beam. However, if there is a gap of 4 handbreadths, one must bring another cross beam.
And similarly, if two parallel, extremely narrow cross beams are placed alongside each other, even though there is not sufficient width in this beam in order to receive and support a small brick, and there is not sufficient width in that beam in order to receive and support a small brick, if the t
Rabban Shimon ben Gamliel says: If the two cross beams can receive a small brick along its length, which is 3 handbreadths, one need not bring another cross beam, but if not, one must bring another cross beam.
R' Yosei, son of R' Yehuda, says: If these two narrow cross beams are placed at different heights, one above and one below, one considers the upper one as though it were below, and the lower one as though it were above, i.e., close together. If the two together are capable of supporting a small bri
Rav Kahana said to him: Interpret the baraita and say as follows: Provided that the upper beam is not above 20 cubits but rather within 20 cubits and the lower one is adjacent to it, less than 3 handbreadths from it, as in that case they are joined due to the principle of lavud and not the principle