It's got buildings less than 10 m away from interchangers. Imagine coming out your front door and right there is an interchange. I know it happens in the US but I can't believe that it's desirable.
Although having said that my house is on a road that predates the invention of the car, And is so narrow that even some vans struggle to get up, but at least it's quiet.
If this is meant to be inspired by Texas, it is emphatic no. Consider Houston. You are missing 610, beltway 8, 6, the grand parkway, I 10, 45, 59, westheimer parkway, westheimer road, westheimer, the buffalo speedway, and a partridge in a pear tree.
You need a bypass for cars entering from the right side of the map to get to the bottom of the map without going through the city. You even have an unused junction you can hook into.
How many lanes are each highway? (Where I'm from, they have 2-3 lanes in each direction, and all the traffic occurs when it's 2 lanes only!!! Better do at least 4 just in case! /s)