Lot 451 - An early 20th century folding oak trench
Trench Box Ladder System | TrenchTech, Inc.
A rare World War I trench ladder, in - Cheffins Fine Art
Structural works platform TRENCH ACCESS - Duarib
Trench Box Ladder System | TrenchTech, Inc.
Moss Utilities - Ladders are a critical aspect of excavation safety. No matter what size trench we're working in, our crews always use ladders so everyone can safely climb in and out
Ladder Mate Access Platforms and Telescoping Walkways - LITE guard