crowd steel barricade specification American market
In the American market, steel barricades, often referred to as "bike rack barricades," are widely used for crowd control at events and public gatherings. Below are common specifications and features:
Standard Dimensions
Length: 6.5 to 8 feet (most common is around 7.5 feet).
Height: 3.5 to 4 feet.
Frame Thickness: 1.25 inches or 1.5 inches in diameter.
Materials and Finish
Material: Heavy-duty galvanized steel for durability and rust resistance, with welded joints for strength.
Finish: Hot-dipped galvanization or powder coating to protect against corrosion, suitable for outdoor use.
Weight
Typical Weight: 35 to 50 pounds per barrier, depending on size and material thickness. Heavier options (up to 70 pounds) are available for high-security needs, offering increased stability.
Design and Interlocking Mechanism
Frame Design: Usually has vertical bars spaced 4-5 inches apart to prevent climbing.
Interlocking Mechanism: Hook and half-loop or male-female hook connectors at each end for secure attachment, preventing gaps and ensuring stability.
Base Options
Fixed Feet: Welded base for permanent installations, offering increased stability.
Detachable Feet: Flat or bridge feet for temporary setups; flat feet provide stability on flat surfaces, while bridge feet are better for uneven ground.
Optional Features
Custom Branding: Companies can add banners, covers, or signage for advertising.
Powder-Coated Colors: Custom color options are available for branding or aesthetic purposes.
Reflective Strips: Improve visibility in low-light conditions, often used in roadwork or nighttime events.