Originally Posted by kgb4187
Thats on a hinged door (I don't know the proper terms for these), and the 777 has ones that kinda open to the side. You can see they're built into the floor somehow:
slides are contained in a small cube shape in the floor. this is so that if you ditch or something and don' want to open a specific door for whatever reason, you can still extract the slide, toss it out another door and inflate to use as a raft, for example.