The bid was secured in partnership with Imtech Process for Northumbrian Water.
Greg Fitzgerald, Chief Executive of Galliford Try, said: “We are delighted to secure Northumbrian Water as a new client for our water business.
“This significant project builds on our track record in delivering both clean and waste water infrastructure projects.”
Galliford Try is currently working for seven of the country’s major water utility businesses.
The project is due for completion by September 2012.