If you bring up the topic of drones in random conversation, you’re likely to receive a variety of responses. Some will be excited at the possibilities. Some will express hesitancy until the rules have been cleared up. And some will issue stern warnings about a dystopian future where our every step is watched by machines in the sky.

Count me as a member of the excited group.

Asphalt can be an attractive and economical choice for accessible pathways, but it's not without its challenges and limitations. These days, more scrutiny is placed on whether or not accessible routes have been constructed in accordance with regulatory requirements. If your proposed accessible routes are constrained to near maximum slopes, you should consider utilizing concrete instead, or plan on extensive measures before and during paving to increase the chances of success.

Substitution requests can occur for multiple reasons on a project, often adding workload at a time when the project team is already stretched thin. While some requests ultimately benefit the project, others can lead to delays, extra costs, and even approval of inferior products to avoid delaying the project.