Gage-Babcock & Associates Safety Assessment ... - District of Sechelt

A-9.8.8.1. Required Guards. The requirements relating to guards stated in Part
slope of more than 1 in 2.
b) the adjacent surface within 1.2 m of the walking surfice has a
GBA# 121870 August21, 2012
EFA
any building. The Code (letines an unsafr condition as “any condition that could cause
undue hazard to life, limb or health oF any person authorized or expected to be on or about
the premises.”
of Division A states that the Code applies to the colTection ofan unsa/’ condition in or about
3. In addition to the specific requirements o.fJ3CBC Sentence 9.8.8.1 .( 1), Clause 1.1.1.1 .(l)(h)
Required Iocotion5 of guards
FiqureA H3.I3.J.
and consequently where guards would be required include, but are not limited to,
not parallel to the walking surface or the surface of the treads or ramps.
in exterior settings, surfaces adjacent to walking surfaces, stairs or ramps often are
A-9.8.8.5.(l) and (2), A-9.8.8.5.(3) and A-9.8.8.6.
sufficiently strong that a person cannot Call through it. Where there is no wall, a
additional requirements apply to guards to ensure that a minimum level of
protection is provided. These relate to the characteristics described in A-9.8.8.3.,
the higher surface will obviously prevent such a fall, provided the wall is
some kind of barrier to reduce the chances of such a fall. A wall along the edge of
Examples of such surfaces where the difference in elevation could exceed 600 mm
Consequently, the walking surface, stair or ramp may need protection in some
guard must be installed. Because guards clearly provide less protection than walls,
landings, porches, balconies, mezzanines, galleries, and raised walkways. Especially
guards. This provides little or no protection for the users. That is why the
locations but not in others. (See Figure A-9.8.8.1.) Iii some instances, grades are
artificially raised close to walking surfaces, stairs or ramps to avoid installing
requirements specifr differences in elevation not only immediately adjacent to the
construction but also for a distance of 1 200 mm from it by requiring that the slope
of injury in a fall from the higher surface is sufficient to warrant the installation of
of the ground be within certain limits. (See Figure A-9.8.8.1.)
is provided for other than maintenance purposes and the next lower surface, the risk
mm or more between two floors, or between a floor or other surface to which access
9 are based on the premise that, wherever there is a difference in elevation of 600
Concordia Homes Subdivision, Sechelt, BC
Code Assessment on the Stacked Rock Retaining Walls and Slopes Page 2