However the built - up area of Glasgow prevented the GD&HR from building directly west from the city , and its line made a large circuit round the north of Glasgow .
Now at last the north bank of the Clyde had a through railway connection .
The built - up area of Glasgow prevented the GD&HR from building directly west from the city , and its line made a large circuit round the north of Glasgow .
Now at last the north bank of the Clyde had a through railway connection .