This article introduces the commonly used digital quantity calculation software Glodon in the civil construction market to calculate the sub item quantities of modern power plant civil engineering. Through research and practice, it has been proven that the Glodon quantity calculation software is basically suitable for the calculation of modern power plant engineering quantities, which can greatly improve the efficiency of engineering quantity calculation and solve the constraints in traditional modern power plant measurement work. It is worth promoting. This article also proposes targeted solutions to the limitations of this digital quantity calculation software in modern power plant engineering quantity calculation, hoping to better use modern means to solve the problem of modern power plant engineering quantity calculation.