Guide to Ladder Duty Ratings and Weight Capacities

Understanding ladder duty ratings is essential for job site safety and OSHA compliance. At Dallas Ladder in Rowlett, TX, we help DFW contractors select the right rating for their needs.

Duty Rating Breakdown

Type I (Heavy Duty): 250 pounds for light industrial use.
Type IA (Extra Heavy Duty): 300 pounds. Most popular for commercial construction.
Type IAA (Extra Extra Heavy Duty): 375 pounds for heavy industrial and maximum safety.

How to Choose

Add body weight plus tools. Choose a rating exceeding your total by at least 50 pounds. Most DFW contractors choose Type IA (300 lb). Industrial facilities choose Type IAA (375 lb).

Shop Type IA Ladders or Shop Type IAA Ladders.

Call 972-331-1090 for expert advice. Visit our Rowlett warehouse at 5030 Dexham Rd. Ste. 103.

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Jun 16th 2026 Noah Khomer

Guide to Ladder Duty Ratings and Weight Capacities