The reason we use these vibratory plates on the edge is to reinforce them.This is a mostly forgotten practice in the paving industry today. With “blow it out quick” being the norm for so many of our competitors, we find it easy to stand out. Empire Parking Lot Services Offers Asphalt Repairs and Concrete Repairs throughout Southern California. Call us today for all of your parking lot maintenance needs including ADA Ramp repairs and construction. 877-760-2757