Specifications include, but are not limited to: The South Carolina Department of Transportation (SCDOT) is soliciting for the rental of a 32-35 foot trailer mounted under bridge access platform and a 35-66 foot truck mounted under bridge access platform. These units will be used on an as-needed basis by District 1, 2, 3, 5, 6, and 7 Bridge Crews. 1. All warning lights used during construction and/or maintenance activities shall be SAE Class 1 standard LED lighting. 2. Lighting shall provide 360 degree visibility and be clearly visible at distances ranging from no less than 1/3 mile to as much as 1 mile. 3. Lighting flash pattern shall be a quad flash alternating left-right pattern (wig-wag). This pattern introduces an animation effect to the warning lights which helps a driver notice the warning lights earlier than a non-animated flash pattern.