Inboard

1. Situated within a vessel.
2. Situated within a vessel and positioned close (or closer relative to another object) to her centerline.
3. Situated outside a vessel but nearer to her hull, e.g. "The larger boat was tied up alongside the ship inboard of the smaller boat."
4. Nearer the pier or shore, e.g. "The tanker and cargo ship were tied up at the pier alongside one another with the tanker inboard of the cargo ship."