Columbis Gas | Engineering News-Record

Items Tagged with 'Columbis Gas'

ARTICLES

Pipeline Safety

NTSB Issues 'Urgent' Recommendations After Mass. Pipeline Explosions

Tom Ichniowski

November 15, 2018

No Comments

Safety Board says state should require professional engineer review of gas-company plans and P.E. seal on drawings.

Massachusetts Hires Independent Firm to Evaluate Gas Distribution System

Texas-based Dynamic Risk Assessment Systems Inc. will spend up to 120 days examining the system

Justin Rice

November 1, 2018

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The Massachusetts Dept. of Public Utilities selected Dynamic Risk Assessment Systems Inc. to analyze the gas state's entire gas distribution system.

Johanna Knapschaefer

October 17, 2018

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Crews failed to relocate pressure-sensing lines from an old cast-iron distribution main during a mid-September Columbia Gas pipeline replacement, igniting a series of explosions and fires north of Boston, according to a preliminary report by federal investigators.

Public Safety

25 Days After Explosion, Another Utility Shuts Off Gas in Boston Area

Columbia Gas uprading system following September explosions

Johanna Knapschaefer

October 10, 2018

No Comments

In Woburn, Mass., National Grid shut off gas to 339 homes after a worker inadvertently over-pressurized a line Oct. 8. A similar occurrence Sept. 13 in a Columbia Gas line in the region apparently triggered explosions and fires that burned 80 structures in three localities.

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Items Tagged with 'Columbis Gas'

ARTICLES

NTSB Issues 'Urgent' Recommendations After Mass. Pipeline Explosions

Massachusetts Hires Independent Firm to Evaluate Gas Distribution System

Feds Pinpoint Cause of Deadly Mass. Gas Explosion

25 Days After Explosion, Another Utility Shuts Off Gas in Boston Area

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