Great article:
http://www.forcematerial.com/home/2016/9/28/how-the-force-awakens-fixed-a-problem-with-a-new-hope-that-nobody-noticed
This is not something that ever occurred to me.
If one wanted to try and remedy this “problem” in ANH, how about Luke using the lightsaber (instead of the blaster) to do some damage to the controls that extend the bridge?