____ grids, strong enough to support vehicle traffic, installed over a gravel sub base and filled with vegetation are another porous paving option.

Question

Quizplus · Accepted Answer

Plastic grids are a common choice for creating porous paving systems that can support vehicle traffic. These grids are installed over a gravel sub-base and then filled with soil and vegetation, allowing for a permeable surface that can handle the weight of vehicles while promoting drainage and reducing runoff.

____ Grids, Strong Enough to Support Vehicle Traffic, Installed Over