MCQ Practice All Subject 📖 Retaining wall design এ Bearing capacity এর জন্য অন্তত কত Factor of Safety রাখা উচিত? ক 2খ 2.5গ 3ঘ 4 Favorite Practice Add to Book Explanation & Answer Detailed explanations and answers are restricted. Unlock full access by logging in to your account. 🔒 Unlock the detailed explanation and answers Log In / Sign Up