A system comprising: a steam turbine module comprising a casing and a rotor disposed within the casing ; and a support system for both assembling and shipping the steam turbine module , the support system comprising: a first annular support fixture coupled to a first longitudinal end of the casing , wherein the first annular support fixture comprises: a first protrusion that extends in an axial direction relative to a longitudinal axis of the rotor between the rotor and the casing , wherein the first protrusion is configured to support the rotor in a radial direction relative to the longitudinal axis ; and a second protrusion that extends in the radial direction toward a lateral surface of the rotor , wherein the second protrusion comprises a first surface facing the rotor in the axial direction ; and a block disposed between the first surface of the second protrusion and the rotor , wherein the block is configured to block movement of the rotor in the axial direction during shipping of the steam turbine module ; characterized in that the block comprises an annular ring. a steam turbine module comprising a casing and a rotor disposed within the casing ; and a support system for both assembling and shipping the steam turbine module , the support system comprising: a first annular support fixture coupled to a first longitudinal end of the casing , wherein the first annular support fixture comprises: a first protrusion that extends in an axial direction relative to a longitudinal axis of the rotor between the rotor and the casing , wherein the first protrusion is configured to support the rotor in a radial direction relative to the longitudinal axis ; and a second protrusion that extends in the radial direction toward a lateral surface of the rotor , wherein the second protrusion comprises a first surface facing the rotor in the axial direction ; and a block disposed between the first surface of the second protrusion and the rotor , wherein the block is configured to block movement of the rotor in the axial direction during shipping of the steam turbine module ; a first annular support fixture coupled to a first longitudinal end of the casing , wherein the first annular support fixture comprises: a first protrusion that extends in an axial direction relative to a longitudinal axis of the rotor between the rotor and the casing , wherein the first protrusion is configured to support the rotor in a radial direction relative to the longitudinal axis ; and a second protrusion that extends in the radial direction toward a lateral surface of the rotor , wherein the second protrusion comprises a first surface facing the rotor in the axial direction ; and a block disposed between the first surface of the second protrusion and the rotor , wherein the block is configured to block movement of the rotor in the axial direction during shipping of the steam turbine module ; a first protrusion that extends in an axial direction relative to a longitudinal axis of the rotor between the rotor and the casing , wherein the first protrusion is configured to support the rotor in a radial direction relative to the longitudinal axis ; and a second protrusion that extends in the radial direction toward a lateral surface of the rotor , wherein the second protrusion comprises a first surface facing the rotor in the axial direction ; and a block disposed between the first surface of the second protrusion and the rotor , wherein the block is configured to block movement of the rotor in the axial direction during shipping of the steam turbine module ; characterized in that the block comprises an annular ring. <EOS>