Cotterman Series 1000 30" Set-Up Steel Safety Ladders with UniGrip Tread (A3)

These warehouse ladders are durable, one piece steel rolling ladders designed to provide safe access to high areas in commercial or industrial warehouse environments. Shipped set-up, these ladders are ready for use upon arrival. Series 1000 ladders meet or exceed OSHA 1910.29 and ANSI A14.7 standards and are available in Cal-OSHA models.

The Series 1000 ladder is available in three ladder widths of 18 inches, 26 inches, or 32 inches and 1 through 11 steps. Each step is 7 inches deep, with a top step depth of 10 inches. If you need a larger platform for the top step, 20 inch and 30 inch deep top steps are available on 1 to 9 step models. Four tread options allow you to choose the appropriate step tread for your environment: A1 Expanded Metal, A3 Grip Strut, A2 Rubber Tread, or A6 Performa Perforated. Grip Strut is the most heavy-duty step, while Performa Perforated is the most slip-resistant. Spring-loaded casters come standard on 1 to 4 step models, while the Cotterman Safe-Lock caster system is installed on 5 step models and taller. Each ladder has a climbing angle of 59 degrees and a load rating of 450 pounds. Choose from 11 colors to style your ladder, but please note yellow and gray finishes are the ladders that qualify for 48 hour shipping.


  • Height: 1 - 11 Steps
  • Width: 18" - 32"
  • Step Type: A3 UniGrip Tread
  • 450 lb. load rating
  • ANSI and OSHA Compliant
  • All tube members are large 1 O.D. smooth steel tubing.
  • Large 1" smooth steel tubing design
  • Expanded 7" metal steps
  • 59 Degree climbing angle
  • Cotterman Safe-Lock design for easy transfer from rolling to static
  • Gray powder coat is the standard finish. Beige, dark brown, yellow, black, green, blue, red, white, orange and light gray are available.

Options & Add-Ons

Click on the Add to Cart button of the Option/Add-On you wish to add to your cart to go to its product page

CAL-OSHA Safety Specifications -

B4A Four Wheel Dual End Safe-lock (For 5-8 Step Ladders) -

B9A Six Wheel Safe-lock (For 6-16 Step Ladders) -

Option F1 - Wire Basket - 12"W x 18"L x 5"D -

Option G1 - Folding Work shelf - 10"D - Wide as Ladder -

Deep Step Options

20" Deep Top Step (For ladders with 1-5 Steps -

20" Deep Top Step (For ladders with 6-16 Steps) -

30" Deep Top Step (For ladders with 1-5 Steps) -

30" Deep Top Step (For ladders with 6-16 Steps) -

Extra Color Options (Grey is Standard)

Yellow -