Specifications include, but are not limited to: Contractor to furnish and install three ADA compliant camping pads and three ADA parking spaces at the existing vault toilet locations. Contractor to furnish and install connector sidewalk between the camping pads, ADA parking spaces and the existing vault toilets. Contractor to furnish and install limerock approaches to both the camping and ADA parking pads. This work to be done at locations a, b, and c in the plans. Contractor to remove existing sidewalk at location d in the plans and replace with ADA compliant sidewalk as shown. All connector sidewalk shall be ADA compliant. Contractor shall maintain elevations so that all slabs and concrete are not lower than the surrounding elevations. Contractor must back fill and compact to landscape grade at all edges of concrete.