The framework of the pressure hull has no longitudinal girdering except that required to support main engines and motors, and the main frames are transverse and welded direct to the hull.
Umsebenzi wefreyimu lwexinezelelo lwesqu alunasixhasi sobubanzi ngaphandle kweso sifuneka ukuxhasa injini enkulu ne moto, kwayo ifreyimu ezinkulu zezinqamlezileyo zaze zadityaniswa ngqo kwisiqu.