As you can imagine, we look at a lot of airport project plans. Sometimes we come across specs like the ones below and can't help but grimace! Make sure your plans are up to date and don't include things like railroad ties, sandbags or other potentially dangerous substitutions.
1) Use barricades to indicate construction locations in non-movement areas, which no part of an aircraft may enter. Barricades may be of different shapes and made from various materials, including railroad ties, sawhorses, jersey barriers or barrels and shall be marked with diagonal, alternating orange and white stripes. During reduced visibility or night hours, supplement the barricades with red lights, flashing or steady burning, meeting the luminance requirements of the State Highway Department.