Northwest Pipe Company Announces $11M Order


PORTLAND, OR--(Marketwire - June 8, 2007) - Northwest Pipe Company (NASDAQ: NWPX) reported today that it was named as pipe supplier by Mountain Cascade, Inc. of Livermore, California for the Freeport Regional Authority Project near Sacramento, California.

The Company will supply approximately 27,000 feet of 84-inch diameter steel pipe valued at approximately $11 million for an engineered and custom fabricated piping system to be installed in the Freeport Pipeline Facilities Project. The pipe is expected to be manufactured in the Company's Portland, Oregon or Adelanto, California division, with delivery scheduled to begin in the fourth quarter of 2007.

Northwest Pipe Company manufactures welded steel pipe in three business segments. Its Water Transmission Group is a leading supplier of large diameter, high-pressure steel pipe products that are used primarily for water infrastructure in North America. Its Tubular Products Group manufactures smaller diameter steel pipe for a wide range of construction, agricultural, energy, industrial and mechanical applications. Its Fabricated Products Group manufactures propane tanks and other fabricated products. The Company is headquartered in Portland, Oregon and has nine manufacturing facilities across the United States and Mexico.

This release contains forward-looking statements, including but not limited to those regarding the project described above. These statements reflect management's current views and estimates of market circumstances, industry conditions and Company performance. Actual results could vary materially from the description contained herein due to many factors including market demand, operating efficiencies, availability and price of raw materials, and other risks described from time to time in the Company's reports to the Securities and Exchange Commission.

Contact Information: For more information, contact: Brian Dunham 503-946-1200