(a)
(b)
(c)
(d)
Figure 16: Photos of expansive soil cut slope treated by geogrid reinforced flexible support measures. (a) Nanning to Youyi Guan expressway (a ramp slope 350 m long and 20 m high). (b) Baise to Longlin expressway (a slope 160 m long and 8.7 m high). (c) Beijing west sixth ring expressway (a slope 1.2 km long and 22.3 m high). (d) Nanning outer ring expressway (a slope 246 m long and 9.2 m high).