This research aims to investigate the curriculum adequacy description of study program towards the curriculum of vocational high school at once to describe the deficiency. The competency skills of this research consist of the Concrete-Stone Construction, Building Drawing Technique, Survey and Mapping Technique. The data collection is carried out by collecting the documentation, interviewing, and the Focus Group Discussion (FGD) by using the check list instrument, the guidelines of interview and FGD. The methodology uses the descriptive-quantitative analysis by percentage. The result shows that the curriculum adequacy on the undergraduate study program of Building Technique Program towards the curriculum of the Vocational High School is in amount of 67.63% for the Concrete-Stone Construction, 16.60% for the Wooden Construction, 62.71% for the Building Drawing Technique, and 75.00% for the Survey and Mapping.