כ לימא בהא קא מיפלגי דמאן דאמר טפח קסבר מותר להשתמש תחת הקורה
20 According to R'Meir, however, who holds<span class="x" onmousemove="('comment',' Kel. XVII, 10.');"><sup>43</sup></span> that all cubit measurements<span class="x" onmousemove="('comment',' In the Temple.');"><sup>44</sup></span> were of the medium size,<span class="x" onmousemove="('comment',' Six handbreadths. (V. Pes. 86a) .');"><sup>45</sup></span> what can be said in reply?<span class="x" onmousemove="('comment',' Lit., 'what is there to say', in reply to the difficulty pointed out (v. supra note 3) .');"><sup>46</sup></span> - According to R'Meir [it may be replied] the traditional law refers<span class="x" onmousemove="('comment',' Lit., 'when it came'. sud sdb');"><sup>47</sup></span> to [the legal fictions of] extension,<span class="x" onmousemove="('comment',' (rt. 'to stretch') , a partition that does not reach (a) the ground or (b) the ceiling may in certain conditions be regarded as virtually touching the ground and the ceiling respectively. suck sck');"><sup>48</sup></span> junction<span class="x" onmousemove="('comment',' (rt. 'to join') a gap of less than three handbreadths between two partitions may be disregarded and the edges of the partitions are deemed to be joined into one complete partition.');"><sup>49</sup></span> and the crooked wall.<span class="x" onmousemove="('comment',' V. supra p. 14, n. 5.');"><sup>50</sup></span> [If the cross-beam]<span class="x" onmousemove="('comment',' Spanning the entrance to a blind alley (v. our Mishnah) .');"><sup>51</sup></span> was higher than twenty cubits and it is desired to reduce the height,<span class="x" onmousemove="('comment',' Lit., 'and he came to reduce it'.');"><sup>52</sup></span> how much is one to reduce it?<span class="x" onmousemove="('comment',' The term 'reducing' implies that the ground is raised to such a level as to reduce the distance between it and the beam, otherwise 'lowering'');"><sup>53</sup></span> How much is one to reduce it, [you ask]? As much [obviously] as one requires!<span class="x" onmousemove="('comment',' Sc. the ground must obviously be raised to such a level as would reduce the distance between it and the beam to twenty cubits.');"><sup>54</sup></span> But [it is this that is asked]: How much [must the raised ground<span class="x" onmousemove="('comment',' V. previous note.');"><sup>55</sup></span> be in] width?<span class="x" onmousemove="('comment',' I.e., the width as extending into the alley. Lit., 'its width by how much'.');"><sup>56</sup></span> - R'Joseph replied: A handbreadth.<span class="x" onmousemove="('comment',' Corresponding to the prescribed width of the cross-beam.');"><sup>57</sup></span> Abaye replied: Four [handbreadths].<span class="x" onmousemove="('comment',' This is discussed infra.');"><sup>58</sup></span> May it be suggested that they<span class="x" onmousemove="('comment',' Abaye and R. Joseph.');"><sup>59</sup></span> differ on the following principles - he<span class="x" onmousemove="('comment',' R. Joseph.');"><sup>60</sup></span> who said 'a handbreadth' being of the opinion that it is permissible to make use [of the floor space] under the beam<span class="x" onmousemove="('comment',' The outer edge of the beam being regarded as the end of the alley. Since people would consequently linger on the higher ground level the beam would well be noticed by them.');"><sup>61</sup></span>