Traffic Jam
This page is the CodyCross answer for the clue below from Train Travel, Group 705, Puzzle 1 (Folding Seats).
Question is: Traffic Jam
and the answer is: GRIDLOCK
Word Meaning:
GRIDLOCK — (road transport) A condition of total, interlocking traffic congestion on the streets or highways of a crowded city, in which no one can move because everyone is in someone else's way.
Definitions from Wiktionary.