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Design
Fiberglass Reinforced Plastic (FRP) Safety Caged Ladders are designed
engineered and cutom fabricated by Structural Fiberglass Incorporated
(SFI) in accordance with OSHA standards, Section 1910.27, entitled
"Fixed Ladders". Rung to side rail connections are bonded
and pinned with a dowel rod to prevent any possibility of rung
rotationa nd pullout.
SFI FRP Ladders are fabricated from fiberglass pultrusions that
have a Class 1 fire retardant, with and ASTM E-84 flame spread
rating of 25 or less.
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Materials
FRP Safety
Caged Ladders are fabricated from the following "Safety Yellow"
color RFP pultrusions with a fire retardant polyester resin, 50%
glass content and surface veil for protection against ultraviolet
attack.
- Ladder
Side Rails = 1-3/4" x 1-3/4" x 1/4" Square Tube.
- Ladder
Rungs = 1-1/4" x 1-1/4" x 1/4" Square Tube. Rungs
have factory applied epoxy/base non-skid grit surface for maximum
safety.
- Ladder
Dowel Pin = 1/4" Dia. Solid Round Rod.
- Safety
Cage Horizontal Hoops = 4" x 1/8" Flat Bar.
- Safety
Cage Vertical Bars = 2-1/2" x 3/16" Flat Bar.
- Safety
Cage Clips = 5" x 2-3/4" x 1/2" x 0' - 4"
Angle.
- Safety
Cage hardware = 3/8" dia. nylon bolts, nuts, and washers.
- Ladder
Standoff Clips = 8 x 2-3/16" x 3/8" x 0' - 4"
Angle.
- Ladder
Base Clips 3" x 3" x 3/8" x 0' - 1-3/4"
Long Angle.
- Ladder
hardware = 304 Stainless steel, 3/8" dia. bolts, nuts and
washers.
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