Source: https://nebraskapublicmedia.org/, April 24, 2023
By: Celia Llopis-Jepsen

Stress put on the Keystone pipeline during construction, its operator said Friday, contributed significantly to it bursting in north-central Kansas.

TC Energy says an independent review shows the sequence of factors that led to the Keystone’s rupture in December that fouled a creek and spewed oil over cropland and prairie.

The ill-fated segment experienced “inadvertent bending stresses sufficient to initiate a crack” during its construction in 2011, the company said in a press release about the findings. Read more.