Setback chart for Terraforce retaining blocks

Apart from following the installation guidelines as set out by Terraforce, it is also strongly advisable to consult the setback chart provided to achieve desired (or necessary) setback of your retaining wall.

Also see the design tables for single skin walls.

Setback chart
Block Height mm Wall Angle ß	225 Set Back mm	210 Set Back mm	200 Set Back mm	150 Set Back mm
50	189	176	168	128
55	158	147	140	106
60	130	121	115	88
65	105	98	93	71
70	82	76	73	55
75	60	56	54	41
80	40	37	35	27
85	20	18	17	13