Hello Scott, It's good to see a fellow OKCer on here.
Specifically, I was talking about these cameras. In addition to these permanent units (trees of three/four cameras at each location), there are a number of 'portable' camera that are mounted on trailers for street view work, although those units do no show up on the linked interface.
Like you mention, to my knowledge, there are no 'streetlight' mounted redlight cameras, just the trailer mounted units. For reference, here is the type of image available from those cams (brutal):