An Oklahoma City parking lot black Gravelpave2 was filled with gray gravel for a nicely finished look. The concrete drive aisles sheet flow rainwater to the porous Gravelpave2. This limits the need for other stormwater treatments and devices on site. The drive aisles of the parking lot sheet flow to the Gravelpave2 parking bays.

At an Oklahoma City parking lot Invisible Structures was used to solve a rainwater flow problem. Designed by Hocker Group, 2,800 square meters were installed by Bishop Paving near the Hart Building. A total of 70 rolls of model 2020, Black Gravelpave2 topped off with a complimentary gray gravel, made a great addition to the Hart Building. Hocker Group Architects were looking for a porous parking solution for the redevelopment. Gravelpave2 parking bays are accessed via the concrete aisles.