https://www.kytcplanroom.com/
To view, registration as a contractor (free, name/address/telephone number) is required. About one year's worth of lettings is available and although there is still a charge for paper plans, electronic plans can be ordered for free (with instant delivery) in PDF format.
Lynn Imaging (which runs the site at the above URL) is KyTC's planroom contractor. This resource is separate from KyTC's in-house Project Archive, which hosts the as-builts and has large gaps in coverage for recent years.