In general, a guardrail must have a top rail, midrail, and uprights. Top Rail – 42″ +/-3″, mid rail – 21″, & can withstand a 200 lbs. point load or 50 lbs. per linear foot. A toeboard should also be included if there is a risk associated with kicked objects falling on anyone below
Yes, when properly designed to meet OSHA as well as other applicable codes such as IBC and ASCE 7.
The exact thickness depends on material and jurisdiction you’re in. In general, OSHA mandates at least a 1/4″ thickness for the top rail and midrail of a guardrail system. The most common guard railing material is 1.90” O.D. tubing or 1 ½” pipe.
Yes, provided it is designed and tested to exceed local and national safety regulations, including the following OSHA Standard 29 CFR 1910.29, OSHA Standard 29 CFR 1926.501, 29 CFR 1926.502, Canadian National Building Code 184.108.40.206(1)(e), 220.127.116.11(2), 18.104.22.168(4), Ontario Building Code Section 22.214.171.124(1)(b), 126.96.36.199(2), 188.8.131.52(4), HSG-33 Health & Safety in Roof Work, HSE Specialist Report No 15: 1988, HSE Sheet 21 “Working on Flat Roofs Protection Against Falls”, BS 6399: Part 2 1995 Wind Code, EU Directives & CDM Regulations, BGV A1: 2000, BGG 928 & BGR 184, Health, Safety & Welfare Regulation 13 “Falls or Falling Objects” 1992, NFE 85-003, EN ISO 14122: PT3, EN 1337.
Kee Guard offers several base options that allow it to be installed on a variety of roof surfaces including membrane, asphalt, concrete, metal, and standing seam. Kee Guard (freestanding guardrail) can be used on roofs with up to a 3 degree slope.
Kee Guard Railing can be installed on any type of flat roof with a slop of up to 3 degrees.
The base weight for freestanding guardrails can be made of a variety of materials including steel and heavy plastics. Our Kee Guard base weights are made from environmentally friendly 100% recycled PVC.
Kee Guard railing is made using gator shield galvanized steel tubing and fittings.
In its standard configuration, Kee Guard can withstand a wind speed of up to 150 MPH. FlexGuard can also be engineered to withstand higher wind forces if necessary.
No. Kee Guard is a non-penetrating freestanding railing that uses counterbalance weights that are made from recycled PVC rubber. The system will not puncture your roof surface.