Good advice, thank you sourland and rosemarythyme. The ramp is very long, with a mild angle, but I can lift up the end of it, and add some platforms next to it. Hadn't thought of that. (always in the mood for another chicken coop project!)
I worked hard building a 12 foot elevated coop for my chicks and pullets, adjacent to the main chicken run, with a covered, secure tunnel to it. The tunnel didn't work out this year, because the adult hens (Amberlinks) in the main run are so aggressive towards the two month old pullets. (very...