Download Autocad DWG file. 

                  Sectional area (cm2) Mass per m (kg/m) Moment of inertia (cm4) Section modulus (cm3) Radius of gyration (cm) Coating area* (m2/m)
Per S 57.5 45.1 12137 697 14.5 0.91
Per D 114.9 90.2 24274 1394 14.5 1.77
Per m of wall 92.5 72.6 19544 1122 14.5 1.43

*One side, excluding inside of interlocks. S = Single Pile |  D = Double pile