746 N. Coney Ave.
Azusa, California
Phone 626-334-9304
Fax 626-969-3404

Inwesco Incorporated

2824 N. Sylvania Avenue
Fort Worth, Texas 76111
Phone 817-834-3310
Fax 817-834-3315

MANHOLE LADDERS

Hot Dip Galvanized

All ladders are manufactured of steel. The rungs pass through the side rails and are riveted or welded. The unique design assures a rung cannot turn. Other lengths, styles and special materials are available; please inquire.

1-3600 SERIES
  • 5/8 inch diameter knurled rungs on 12 inch centers
  • 12 inches clear between side rails
  • 3/8 x 1-1/2 inch side rails (through 12 foot length)
  • 3/8 x 2-1/2 inch side rails (13 foot length and above)
  • Twisted hook is integral part of side rail
  • Available without hooks
  • Approximate weight is 5 pounds per foot of length (through 12 feet) 
  • Approximate weight is 7.6 pounds per foot of length (over 12 feet)

    To order:
    For hooked ladder specify 1-3600-(length)
    For hookless ladder specify 1-3600-(length)S

1-3382 SERIES
  • 5/8 inch diameter knurled rungs on 12 inch centers
  • 12 inches clear between side rails
  • 1-1/2 x 9/16 x 3/16 inch channel side rails (through 16 foot length)
  • 2 x 1 x 3/16 inch channel side rails available on 13-20 foot lengths (heavy duty)
  • Welded hooks of 3/8 x 1-1/2 inch flat bar
  • Available without hooks
  • Approximate weight is 4.5 pounds per foot of length (standard duty)
  • Approximate weight is 6.3 pounds per foot of length (heavy duty)

    To order:
    For hooked ladder specify 1-3382-(length)
    For hookless ladder specify 1-3382-(length)S

1-3400 SERIES
  • 5/8 inch diameter deformed rungs on 12 inch centers
  • 14 inches clear between side rails
  • 2 x 1 x 1/8 inch channel side rails
  • Furnished with 4 unattached floor/ceiling brackets
  • Wall mounting brackets may be used (shown here)
  • Approximate weight is 5.5 pounds per foot of length

    To order:
    Specify 1-3400-(length)

1-3800 SERIES
  • 3/4 inch diameter smooth rungs on 12 inch centers
  • 16 inches clear between side rails
  • 3/8 x 2-1/2 inch side rails
  • Integral feet may be bolted to floor
  • Pre punched 9/16 inch holes in side rails at 12 inch intervals for optional wall brackets (click for wall bracket information)
  • Approximate weight is 8.8 pounds per foot of length

To order:
Specify I-3800-(length)


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