Dimensions and annotation tools Estimated reading: 1 minute 330 views Measure distance tool Measure distance tool is a tool for measuring the dimensions of elements or distances between elements.Click on the Measure Distance Tool icon in the view toolbar → Select the distance to measure. Spot elevation tool The spot elevation tool measures the height of the selected point relative to the 0.00 reference point in the model. It also shows Storey-Relative elevation based on the selected reference storey and absolute elevation if such was defined in the authoring software.Click on the Spot Elevation icon in the view toolbar → Choose the point to measure elevation.