Based on empirical genetic-simplex algorithm (EGSA), an analytical method of the interior stability of soil-nailed structure for deep foundation pits was proposed.

• 摘要针对基坑开挖的土钉支护问题，提出将经验遗传-单纯形算法应用于支护结构的稳定性验算，并与一般遗传算法的结果进行了比较。