Locking table for Colthrop Crossing (1970)

No.	Released by	Locks Normal	Locks both ways
A		2.5.8.14.
B
1	2.3.
2		A.5.11.
3		12.(4w6R).(7w6N).	A.5.6.11.
4	(5OR8).	7.9.13.(3w6R).	6.
5		A.2.8.11.14.
6	5.
7	5.	4.(3w6N).	6.
8		A.5.14.
9	8.	4.
10	11.	12.
11		2.5.
12	11.	3.10.
13		4.	A.5.6.8.
14		A.5.8.
15	13.14.
16	X
Colthrop Crossing (1970) LOCKING TABLE			S 186/3