Conversation so far:
what were james may's toy stories?
Beginning in October 2009, May presented a 6-part TV series showing favourite toys of the past era and whether they can be applied in the modern day.
what were some of these toys?
The toys featured were Airfix, Plasticine, Meccano, Scalextric, Lego and Hornby.
what was his greatest accomplishment?
In 2013, May created a life size, fully functional motorcycle and sidecar made entirely out of the construction toy Meccano.
did he win any awards for this?
CANNOTANSWER.
what is the most important fact in this article?
he then completed a full lap of the Isle of Man TT Course, a full  37 3/4 mile long circuit.
who did he work with?
CANNOTANSWER.
Are there any other interesting aspects about this article?
he recreated the banked track at Brooklands using Scalextric track, and an attempt at the world's longest working model railway along the Tarka Trail.

Question: was his attempt successful?
Self-contained rewrite: was James May's attempt at the world's longest working model railway along the Tarka Trail successful?