There was an interesting case on the London Tribunals register of appeals for Rye Lane junction Blenheim Grove
Search case reference: 2220643718
Decision date: 28 Nov 2022
You can read the case here:
London Tribunals holds separate statutory registers for appeal cases heard by the Environment and Traffic Adjudicators and the Road User Charging Adjudicators. The registers can be accessed through...
Perhaps read the recent southwark cases on FTLA in respect to collateral arguments ie by challenging flaws in the PCN wording, PCN portal or when the LA fail to consider a representation.
GSV shows that from entry to the road the driver is presented with a one-way directional sign, then at the midway point of the road there is a straight ahead directional arrow road marking, upon passing that the road narrows considerably, the traffic seems to be funnelled towards the restriction, and it seems quite difficult to negotiate a u-turn:
Image GSV hosted on ImgBB
, while the 619 sign seems to be poorly illuminated as per the image on PCN. I responded to your other post so check that for insights.