A-B =309   B - C = 330 C-D = 880

B-D calculated as 939 counts (330Sq + 880Sq= 883300.Sq root=939)

D-E =649 So total for old route = 309+939+649 = 1897.

E- A (new route = 1678 . Change 1897 - 1678= 219 counts =approx 18mtrs . Turn round on Peckover St lengthened by 219/2 counts

New turn on Peckover St.

4k+9K