建设方案 (jianshe fang'an) in Engpsh can be translated as "construction plan" or "development plan." It refers to a detailed proposal or set of proposals outpning the steps and resources needed to carry out a construction project or development project. It typically includes information on the scope, schedule, budget, and other details of the project, and may also include drawings, diagrams, and other visual aids to help convey the proposed plan.