"I was trying to stop him when he went down this access ladder."
They climbed the access ladder back up to the control deck, and walked onto the bridge.
The constable looked left, saw an access ladder leading up and down levels.
There used to be an access ladder here, somewhere, but it's gone.
He ran to the access ladder, peered down its depths.
I calmly opened the hatch and put my foot on the access ladder.
The group hurried down the narrow corridor toward an access ladder.
He pulled himself through, ignored the elevator, and began working his way down the access ladder.
Her foes must have found one of the access ladders.
An access ladder along the wall led up to it.