Aiming at airfield planning layout can not meet the increasing requirement of flight support, analyzes the characters of the airfield planning by means of the cases about reconstructing planning of a military airfield. Compare to several common integrated evaluating methods, adopt improved data envelopment analysis to establish the countermeasure crossover assess model to carry out quantitative analysis on improved plan. The result shows that the method can apply for the permutation partition of the efficiency devoted resource in each planning project, which provides decision-making basis for airfield planning and building department.