Northwest Pipe Company's Water Transmission Group Awarded Portion of Gillette Madison Pipeline Project

VANCOUVER, WA--(Marketwired - May 27, 2014) - Northwest Pipe Company (NASDAQ: NWPX), an industry leader of engineered welded steel pipe products was selected to supply pipe for contracts 4B, 4C, 4D and 4F, a multi-million dollar pipeline project that runs between Wyodak and Moorcroft Wyoming.

The project includes approximately 22 miles of 42-inch diameter, cement mortar lined and polyurethane coated spiral welded steel pipe for a pipeline that will expand the city of Gillette's groundwater sources and when complete, provide a new water treatment and conveyance system for the city and surrounding areas.

"Northwest Pipe Company is proud to supply the pipe required for the Gillette project," said Martin Dana, Executive Vice President of Sales & Marketing. "We have a strong working relationship with S.J. Louis, and we look forward to adding this important regional project to our list of successful pipeline projects."

The pipeline is being constructed by S.J. Louis Construction out of Rockville, MN. Construction is scheduled to begin summer 2014 and be completed by October 2015.

About Northwest Pipe Company
Northwest Pipe Company is a leading manufacturer of welded steel pipe and tube products. The Water Transmission Group is the largest manufacturer of engineered steel pipe water systems in North America. With eight Water Transmission manufacturing facilities, the Group is positioned to meet North America's growing needs for water and wastewater infrastructure. The Water Transmission Group serves a wide-range of markets and their solution-based products are a perfect fit for applications including: water transmission, plant piping, energy, tunnels, river crossings, structural, industrial and construction. The Tubular Products Group operates a state of the art electric resistance weld mill facility. The Tubular Products portfolio serves a wide-range of markets and its quality certified pipe and tube products are good for applications including: oil and gas, structural industrial, fire protection, low pressure and agricultural. The Company is headquartered in Vancouver, Washington and has manufacturing facilities in the United States and Mexico.

For more information, visit www.nwpipe.com.