Its 20inch diameter with spider roots? 

I use one inch outer diameter vinyl hosing, a hose clamp and a 1" auger bit to accomplish this.

They suggested that we put in a new service line from the street to up the diameter of the pipe from 3/4" pipe to 1" pipe, and update to PEX pipe instead of copper and lead (existing).

For cast iron drain lines, you may want to replace portions that are 2 inch diameter as these are the portions more likely to give you a backup or clog issue.

Also what diameter is the line coming in from the city and to the W/D.

If you want it to look clean: Install your house wrapInstall two vertical pieces of 5/4 treated decking board, trex, etc cut slightly smaller than the outside diameter of the boxInstall the panel on top of the blockingHave your siding guys install J channel behind the box and against the blocking.

Keep in mind that a mouse can enter through a space the diameter of your pinkie or less.

There was a very apparent 2 cm diameter hole in the valve that looked like it was worn from being manually twisted and finally burst. (8 months ago we had reached out to our upstairs neighbor for another issue with their toilet and asked them to fix it since we could hear it running all the time from our unit.

Sometimes you go back further in time, you go out farther in diameter and then you look at recent sales just to see how the market is doing.

During a wind storm a huge 6-8inch diameter branch blew in from God knows where & went through our roof.