PEOPLES GAS LIGHT & COKE CO

gas_distribution Incident — CHICAGO, IL

Incident Information

Report Date
OperatorPEOPLES GAS LIGHT & COKE CO
Commodity—
Pipeline Typegas_distribution

Location

CityCHICAGO
StateIL
CountyCOOK
Coordinates41.87809, -87.63693

Cause

CausePIPE, WELD, OR JOINT FAILURE
Subcause—

Casualties

Fatalities1
Injuries1

Costs

Property Damage
Lost Commodity
Public/Private Damage
Emergency Response
Environmental Remediation
Other Costs

Location Map

Incident Narrative

PERFORMING A 100 POUND AIR PRESSURE TEST ON A 54 FOOT SEGMENT OF 20-INCH DIAMETER STEEL GAS MAIN WHEN AN UNEXPOSED 20-INCH BOLTED - TYPE MECHANICAL COUPLING GAVE WAY PROPELLING A SECTION OF THE 20-INCH DIAMETER GAS MAIN FORWARD. THE TEST WAS PERFORMED AS PART OF UPRATING AN EXISTING STEEL MAIN FROM LOW TO MEDIUM PRESSURE. DATA ENTRY NOTE: I WAS UNABLE TO ENTER 1954 FOR THE ACTUAL YEAR OF INSTALL OF THE PIPE IN PART C, QUESTION 2A. THE PROGRAM WOULD NOT LET ME ENTER A YEAR LESS THAN 1959. THE ""UNKNOWN"" BOX WAS CHECKED TO ALLOW ELECTRONIC COMPLETION OF THE FORM, BUT THE PIPE WAS INSTALLED IN 1954.

About This Pipeline Incident

Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.

Back to All Incidents More Incidents in IL