本指南概述了在腐蚀钢筋已导致开裂、剥落、分层或其他类型劣化的区域，准备替换材料用混凝土的步骤。课程内容包括钢筋暴露和咬边、边缘和表面处理、钢筋修复和移除几何形状。

This guideline outlines the steps in preparing concrete for replacement material in areas where corroded reinforcing steel has caused cracking, spalling, delamination or other types of deterioration. Topics covered include exposing and undercutting reinforcing steel, edge and surface conditioning, repair of reinforcing steel, and removal geometry.