Question Blocking a load: Answers Is dangerous and should never be done. Helps stabilize the load. Is only done with liquids. Can only be done in dry weather. Explanation Cargo should be blocked to prevent it from sliding around in transit. The shifting of weight in transit can make steering and handling difficult for the driver. This questions appears in the following tests: Florida Class A Knowledge Test Georgia Class B Knowledge Test Kansas Class A Knowledge Test New Jersey Class A Knowledge Test Texas Class B Knowledge Test West Virginia Class A Knowledge Test Wisconsin Class B Knowledge Test