An invert crossing is a section of kerb & channel adjacent to a driveway or pathway, with a flatter than normal profile to allow vehicles or pedestrians to easily cross the kerb
Local Government & Municipal, Glossary of Roads & Transport Terms, (LGAM) Knowledge Base (Encouraging Collaboration & Konowledge Sharing), Australia 2013. http://lgam.wikidot.com/glossary-of-roads-transpor t-terms/p/10, (Road Trfc and Transp Sfty - Brit) {603}