Threshold ramps

In September I asked the Housing Trust if I could have a ramp to help me to get out of the bungalow using my rollator (walker). At first I was told that I am not disabled enough to warrant one as I do not use a mobility scooter. I then had an OT assessment and what was offered was not suitable. I live in a group of bungalows made up on four bungalows and the ramp they said I could have meant my neighbours would have difficulty getting past. Yesterday I spoke to my support worker again I am a OAP and spelt it out to her the help I need like carer, cleaner and a lady to wash my hair each week. I have got to have another OT assessment when I do not know