The project comprised of installation of a sealing clamp, injection of compound, installation of a super box over clamp and filling it with grout. The operation was carried out on the leaking 32” subsea flange of the South Pars SPD8 platform located on the main export gas subsea pipeline during operation when the sour gas leaked at 100 barg at 78m water depth. The project main client was PARS OIL AND GAS COMPANY (POGC) and the job was completed on year 2015.