Guardrail for construction equipment

A guardrail for construction equipment comprising:

• a lower guardrail part attachable to a construction equipment;
• an upper guardrail part connected to an upper portion of the lower guardrail part;
• and
• a connector disposed between the lower guardrail part and the upper guardrail part to connect the lower guardrail part and the upper guardrail part, the connector allowing the upper guardrail part to move in a direction of the lower guardrail part such that a height of the guardrail including the upper guardrail part and the lower guardrail part is adjustable, the connector allowing the upper guardrail part to slide in a top-bottom direction with respect to the lower guardrail part acting as a fixed shaft, the connector including a first bracket and a second bracket, the first bracket connecting one side of the lower guardrail part and one side of the upper guardrail part, the second bracket connecting the other side of the lower guardrail part and the other side of the upper guardrail part, the first bracket being welded to the lower guardrail part and connected to the upper guardrail part using a bolt, the first bracket having a rail hole to guide a movement of the bolt,
• wherein the rail hole comprises a horizontal section, a first vertical section extending from one end of the horizontal section, and a second vertical section extending from the other end of the horizontal section to be parallel to an longer than the first vertical section.