On the basis above,an equation is proposed for predicting cracking loads induced when producing cracks on SFRC caps,which provides a theoretical basis for designing SFRC three-pile thick caps.

• 在此基础上，提出了钢纤维混凝土三桩厚承台产生裂缝时荷载（开裂荷载）的推算式，为设计钢纤维混凝土三桩厚承台提供理论依据。