The generator matrix

 1  0  1  1  1  6  1  1  0  1  1  6  1  1  0  1  1  6  1  1  4  1  6  1  1  1  1  1  1  1  1  1  0  0
 0  1  3  6  1  1  0  3  1  6  5  1  0  3  1  6  5  1  4  7  1  6  1  5  5  0  5  1  3  0  5  3  1  1
 0  0  4  0  0  0  0  4  0  4  4  4  0  0  0  4  4  4  0  0  0  0  0  4  0  4  4  4  4  0  0  4  0  4
 0  0  0  4  0  0  4  4  0  4  0  4  0  4  4  4  0  0  4  0  4  0  0  4  4  4  0  0  0  0  4  4  0  4
 0  0  0  0  4  0  4  0  4  4  4  4  0  4  0  0  4  0  4  4  4  0  0  0  0  4  0  0  4  4  0  4  0  0
 0  0  0  0  0  4  0  4  4  4  0  4  4  0  4  0  4  0  4  4  0  4  0  4  4  4  0  4  4  4  0  4  4  4

generates a code of length 34 over Z8 who´s minimum homogenous weight is 30.

Homogenous weight enumerator: w(x)=1x^0+137x^30+261x^32+248x^34+240x^36+122x^38+8x^40+5x^46+2x^48

The gray image is a code over GF(2) with n=136, k=10 and d=60.
This code was found by Heurico 1.16 in 7.14 seconds.