You can actually save your marriage from brink of collapse, but to do this you will have to change your way of thinking. Marriage is supposed to be a partnership between two consenting adult’s right? Come to think of it, you got married because you found someone you wanted to spend the rest of your life with, the key word they is “share”.
Who’s fault is it that you are in your present predicament? is it yours or that of your partner? The truth is that it doesn’t matter. Good marriages are a product of effort and your marriage will be as good as the effort you have put into it. You have to learn how to be married or be divorced, if you do not want the later option then you have to roll up your sleeves and get working at your marriage.
if the lines of communication are down then go back and work at fixing this, i have seen too many couples just allow their marriage to happen, not knowing that for a marriage to be successful the two partners have to take charge and steer it towards the right direction and to be able to do this the communication channels between the two couples have to be kept open. The most effective way of clearing the air and resolving all misunderstandings and grievances that might have crept in unnoticed is to talk about them. During these talks you will find out that there are things that need changing in your relationship and the both of you can now start figuring out the ways of sorting out these issues.