![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-6.jpg)
WTOP/Max Smith
![](https://wtop.com/wp-content/uploads/2016/07/Metro-18.jpg)
WTOP/Max Smith
![](https://wtop.com/wp-content/uploads/2016/07/Metro-connection-box.jpg)
WTOP/Max Smith
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-4.jpg)
WTOP/Max Smith
The machine that tries to save the ballast chews through anything left from ties pic.twitter.com/RROdIHoxta
— Max Smith (@amaxsmith) July 22, 2016
![](https://wtop.com/wp-content/uploads/2016/07/Metro-cables-photo.jpg)
WTOP/Max Smith
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-31.jpg)
WTOP/Max Smith
Here's how #wmata tie replacement goes (I'm speaking with Andy Off on the right and Brian Poston on the left) pic.twitter.com/ifAQXFW8tk
— Max Smith (@amaxsmith) July 22, 2016
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-9.jpg)
WTOP/Max Smith
![](https://wtop.com/wp-content/uploads/2016/07/Metro-12.jpg)
WTOP/Max Smith
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-11.jpg)
WTOP/Max Smith
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-23.jpg)
WTOP/Max Smith
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-21.jpg)
WTOP/Max Smith
![A Metro worker is seen doing repairs during summer 2016's 24/7 trackwork program. (WTOP/Max Smith)](https://wtop.com/wp-content/uploads/2016/07/Metro-191.jpg)
WTOP/Max Smith
![](https://wtop.com/wp-content/uploads/2016/07/Metro-29.jpg)
WTOP/Max Smith
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-33.jpg)
WTOP/Max Smith
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-20.jpg)
WTOP/Max Smith
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-6-260x174.jpg)
![](https://wtop.com/wp-content/uploads/2016/07/Metro-18-260x174.jpg)
![](https://wtop.com/wp-content/uploads/2016/07/Metro-connection-box-260x174.jpg)
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-4-260x174.jpg)
![](https://wtop.com/wp-content/uploads/2016/07/Metro-cables-photo-260x174.jpg)
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-31-260x174.jpg)
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-9-260x174.jpg)
![](https://wtop.com/wp-content/uploads/2016/07/Metro-12-260x174.jpg)
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-11-260x174.jpg)
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-23-260x174.jpg)
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-21-260x174.jpg)
![A Metro worker is seen doing repairs during summer 2016's 24/7 trackwork program. (WTOP/Max Smith)](https://wtop.com/wp-content/uploads/2016/07/Metro-191-260x174.jpg)
![](https://wtop.com/wp-content/uploads/2016/07/Metro-29-260x174.jpg)
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-33-260x174.jpg)
![Metro](https://wtop.com/wp-content/uploads/2016/07/Metro-20-260x174.jpg)