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Industrial Capacity: Understanding Type IA and Type IAA Ladder Ratings On a DFW jobsite, your equipment is under constant stress. Between the weight of the professional contractor and heavy industrial tools, standard "household" ladders simply aren't safe. At Dallas Ladder, we specialize in high-capacity commercial ladders rated for the toughest environments in North Texas. What is a Type IA Ladder? (300 lb Capacity) A Type IA rating indicates an extra heavy-duty industrial ladder designed to s …

Type IA vs. Type IAA: Which Heavy-Duty Ladder Does Your Crew Actually Need? When you are shopping for industrial ladders at Dallas Ladder, you’ll notice two primary duty ratings: Type IA (300 lb capacity) and Type IAA (375 lb capacity). For many DFW contractors, the question is simple: Is the extra investment in a Type IAA worth it? Let’s break down the technical differences and the real-world ROI of upgrading your fleet. Feature Type IA (Extra Heavy Duty) Type IAA (Special Duty …