Specifications include, but are not limited to: aerial photography and photogrammetric updates. The products of this work will include new color orthophotography, updated planimetrics, and related data. The horizontal accuracy of the data will be within 3.84’ at the 95% confidence level, corresponding to a map scale of 1”=100’ (1:1,200). ; The contractor shall conduct aerial photography at a time when there is no snow cover and when deciduous trees are barren. For shorelines, low tide is preferred but not mandatory. Photography shall occur when the sun angle is at least 40 degrees, generally between 10:00 AM and 2:00 PM, and the ground is not obscured by clouds, haze, fog, dust, flooding, or other environmental conditions. The images shall not contain cloud shadows or objectionable shadows caused by relief or low solar altitude.