Part 2 For the protection of Neath Port Authority England and Wales 17Interpretation 18General 19Approval of plans and arrangements 20Notice of works 21Inspection 22Temporary works 23Erosion or accumulation 24Lighting, etc. 25Abandoned or decayed works 26Indemnity 27Indemnity 28Indemnity 29Statutory functions 30Arbitration Part 2