Isetyenziswa kakhulu kwi-petrochemical, iplanti zamandla, iplanti zamanzi, iiplanti zokucoca ugutyulo, ubunjineli bakamasipala, ubunjineli bococeko kunye namanye amaqonga, iindlela zokuhamba, iibhulorho ze-trestle, izigqubuthelo zomsele, izigqubuthelo zomngxuma, iileli, iingcingo, iingcingo zokugada, njl.