TRAILER FOR CARGO TRANSPORTATION ON ROAD

The present invention relates to a trailer (1000) for cargo transportation on road comprising, a base structure (100) supported by wheels (110) and defining a loading surface, a cover structure (200) supported by the base structure (100) and defining a space above the loading surface, wherein the cover structure (200) comprises a front wall section (210) facing an intended travel direction of the trailer (1000), wherein the front wall section (210) is provided with at least one inlet opening (212) forming an air inlet to the space, wherein a deflector member (300) is mounted on an inside surface of the front wall section (210), the deflector member (300) being configured to deflect an airflow entering the space via the at least one inlet opening (212) in response to moving the trailer (1000) in the intended travel direction.