safety factor

(engineering) The ratio of the maximum stress or load which something can withstand to the stress or load which it was designed to withstand under normal operation.

Japanese Meaning

安全係数：通常の運用条件下で設計された荷重（または応力）に対して、実際に耐えられる最大荷重（または応力）の比率。 / 安全率：構造物や部品が通常運用時に想定される荷重に対して、許容される最大荷重との比率を示す指標。

What is this buttons?

The bridge's safety factor was increased to ensure it could withstand heavier traffic during peak hours.

Google Translation / DeepL Translation

橋の安全係数は、ピーク時のより重い交通に耐えられるように引き上げられた。

Details

Sense（1）

(engineering) The ratio of the maximum stress or load which something can withstand to the stress or load which it was designed to withstand under normal operation.