Very quickly review גמרא דף כה. “הרחיק מן הכותל (ten lines from top of the Amud) until “טח בו טיט” (sixteen lines from top of the Amud)
Questions:
How long does the new wall need to be?
There is a major dispute between the Ritva and the Rosh
See ריטב”א דף כה. “הרחיק
https://hebrewbooks.org/pdfpager.aspx?req=37287&st=&pgnum=40&hilite=
See רא”ש פרק שני ס’ ד
https://hebrewbooks.org/pdfpager.aspx?req=14312&st=&pgnum=220
How do we conclude l’halacha?
Learn שולחן ערוך אורח חיים ס’ שנ”ח סע’ ו
https://hebrewbooks.org/pdfpager.aspx?req=60389&st=&pgnum=41&hilite=
What is the point of dispute between the Ritva and the Rosh?
The Rosh brings a proof from the גמרא דף כד. “פרץ אמה גדר אמה
How does the Ritva answer this proof?
Learn ביאור הלכה “באורך עשר for his explanation of the Machlokes between the Ritva and the Rosh
Continue learning the גמרא דף כה. “טח בו טיט until הרחיק מן התל” (middle of the Amud)
Question:
If the size of the area of the Karfef is reduced and is no longer יותר מבית סאתים why should it matter whether the plaster can not stand in its own?
Learn תוס’ רי”ד (see attachment)