Combination Railing Type C221

Classification	Combination
Description	Vertical faced concrete parapet with a single pipe rail mounted 42 inches above the sidewalk/roadway surface. It features a bolt anchorage system for the steel rail posts that may be drilled and epoxy-anchored, allowing slip-forming of the concrete parapet. Its parapet is thicker than that of the C201 railing, from which its design is derived, allowing for optional use of welded wire reinforcement.
Approved test criteria and level	Evaluated and approved for MASH TL-3.
Nominal height	42 inches
Minimum height after maintenance overlays	42 inches