Rupture

Troubleshooting a 268-mile stretch of pipeline in the state of Washington that has been susceptible to ruptures, the Williams Companies’ Northwest Pipeline filed an application with FERC last week requesting authorization to construct and operate an estimated $333 million pipeline replacement project.

Troubleshooting a 268-mile stretch of pipeline that has been susceptible to ruptures, a unit of Williams on Monday filed an application with the Federal Energy Regulatory Commission requesting authorization to construct and operate an estimated $333 million project to replace natural gas capacity on its Northwest Pipeline in western Washington.

Troubleshooting a 268-mile stretch of pipeline that has been susceptible to ruptures, a unit of Williams on Monday filed an application with the Federal Energy Regulatory Commission requesting authorization to construct and operate an estimated $333 million project to replace natural gas capacity on its Northwest Pipeline in western Washington.

Repair of the second rupture on TransCanada Pipeline Ltd.’s Nova system is progressing and the company said it expects that the section will be ready “sometime Thursday” for commercial operation, barring any unforeseen delays.

NOVA declared force majeure Sunday after a backhoe caused a line rupture on the 8-inch Hamilton Lake Mainline in eastern Alberta. The line was isolated and flows at Veteran Meter Station (typically just under 2 MMcf/d) and Hamilton Lake Meter Station (12.5 MMcf/d) were cut to zero until further notice.

Seven persons died as a result of an April 24 rupture of a natural gas distribution pipeline outside of a small strip mall in Toronto, according to the Toronto Fire Marshal’s Office.

The death toll has climbed to seven following the rupture of a natural gas distribution pipeline outside of a small strip mall in Toronto last Thursday, according to the Toronto Fire Marshal’s Office.

There was no change in status Tuesday for a CIG rupture that occurred Sunday night in Weld County, CO (see Daily GPI, March 25), according to a pipeline spokesman. The company still anticipates there will be no interruptions in service and will post a bulletin board notice when repairs are completed, he said.

Great Lakes Gas Transmission experienced a rupture Friday morning on one of its dual pipelines downstream of the Crystal Falls (MI) Compressor Station. Gas flow on the parallel line was shut in immediately but restored that afternoon. Repair of the ruptured line is under way, Great Lakes said Monday. It continues to implement operational arrangements with interconnecting upstream and downstream pipelines in order to maintain firm delivery commitments.