Handrail

Bongshai Construction & Engineering is a specialist trade contractor to the Construction Industry; manufacturing, supplying, and installing icons, a proprietary range of fully modular Architectural Handrail & Balustrade systems. Pioneers in our field, our renowned icon systems utilize intelligent compositions of non-welded, highly engineered and flawlessly detailed components, fully meeting the market’s demand for superior quality, peak performance, and exceptional design. Our latest range of products brings Modern Methods of Construction to the forefront, ensuring that we not only provide remarkable products but also offer a smooth, speedy and accurate installation process to the construction market. What makes us unique in our field is that we are not architectural metalworkers but provide pioneered modular systems that we are passionate about and we continually strive to maintain our reputation of being market leaders in this industry.

Guardrailings

  • If there is a “drop” of 48 inches or higher, a guardrail is required.
  • The guardrail must be 42 inches in height (+/- 3 inches) above the working/walking surface.
  • A horizontal intermediate rail is required and is placed
  • Openings must be less than 19 inches, and intermediate balusters are to be spaced no more than 19 inches apart.
  • A toe board is required to prevent debris or tools from accidentally falling to areas below the guardrail.
  • Top rails and midrails must be at least 0.25 inches in diameter or thickness.
  • Load requirement: withstand a 200-pound load applied in a downward or outward direction within 2 inches of the top edge of the top rail.
Guardrailing Bongshai Engineeering

Handrail and Stair Rail Systems

  • If a stair has a minimum of four risers, a handrail is required.
  • Handrails must be between 30 and 38 inches as measured from the leading edge of the stair tread.
  • Stair rail system:
  • Top rail may also serve as handrail if height of the system is between 36 and 38 inches.
  • Before January 17, 2017: not less than 30 inches above the nosing.
  • After January 17, 2017: not less than 42 inches above the nosing.
  • The minimum clearance between handrails and other objects is 2.25 inches.
  • Handrails have the shape and dimension necessary to grasp firmly.
  • Ends of handrails and systems do not present any projection hazards.
  • Load requirement: withstand a 200-pound load applied in a downward or outward direction within 2 inches of the top edge of the top rail.