A rail vehicle, in particular a high-speed rail vehicle, having a head section and a main body section, wherein - a vehicle head structure (104.1) of said head section has a head interface section (106.1) forming a mechanical interface to a mating main body interface section of said main body section; - said vehicle head structure (104.1) defines a longitudinal direction, a transverse direction and a height direction; - said vehicle head structure (104.1) is configured such that, in a mounted state, a bottom part of said main body section, in said longitudinal direction, extends below said vehicle head structure (104.1), characterized in that - said vehicle head structure (104.1) has an interior framework structure (104.2) comprising at least two longitudinal beams (104.4) extending, in said longitudinal direction, from a front end to a rear end of said interior framework structure (104.2) and being connected via at least one transverse beam (104.6), - said two longitudinal beams (104.4) and said transverse beam (104.6) confine a mounting access opening located, in said longitudinal direction, between said transverse beam (104.6) and said rear end of said interior framework structure (104.2), - said mounting access opening being usable during manufacture of said vehicle for inserting large interior equipment components into an interior of said head section; - said mounting access opening being partially closed by a further transverse beam (104.13) connected to said longitudinal beams (104.4) in a cold joining process, in particular, in a riveting process; - said mounting access opening being closed by a cover unit (104.15) forming part of an outer shell of said vehicle head structure (104.1). - a vehicle head structure (104.1) of said head section has a head interface section (106.1) forming a mechanical interface to a mating main body interface section of said main body section; - said vehicle head structure (104.1) defines a longitudinal direction, a transverse direction and a height direction; - said vehicle head structure (104.1) is configured such that, in a mounted state, a bottom part of said main body section, in said longitudinal direction, extends below said vehicle head structure (104.1), - said vehicle head structure (104.1) has an interior framework structure (104.2) comprising at least two longitudinal beams (104.4) extending, in said longitudinal direction, from a front end to a rear end of said interior framework structure (104.2) and being connected via at least one transverse beam (104.6), - said two longitudinal beams (104.4) and said transverse beam (104.6) confine a mounting access opening located, in said longitudinal direction, between said transverse beam (104.6) and said rear end of said interior framework structure (104.2), - said mounting access opening being usable during manufacture of said vehicle for inserting large interior equipment components into an interior of said head section; - said mounting access opening being partially closed by a further transverse beam (104.13) connected to said longitudinal beams (104.4) in a cold joining process, in particular, in a riveting process; - said mounting access opening being closed by a cover unit (104.15) forming part of an outer shell of said vehicle head structure (104.1).