Times Of Swaziland: A SIMPLE TIP TO SECURE ROOF

A SIMPLE TIP TO SECURE ROOF
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Editor on 01/11/2024 11:44:00


Sir,
The aftermath of severe wind storms can be both distressing and alarming. Images
of roofs torn off, leaving homes exposed, underline a critical issue in building
construction and maintenance. Structures with inadequately secured roofs are
often the most affected. A common factor in these instances is the purlin
system, which plays a vital role in supporting the roof covering. Purlins, which
can be made from timber, metal or other materials, run horizontally across a
building’s rafters; primarily supporting the roof sheeting, such as corrugated
iron. Unfortunately, many roofs do not adequately account for the potential
impact of strong winds.
Pressure
During storms, wind can exert significant pressure on the roof structure. If
purlins are poorly secured to the rafters, they may dislodge, resulting in
catastrophic roof failure. One effective strategy to improve a roof’s
resistance to high winds involves securing both the bottom and top purlins
directly to the rafters. This extra fastening can greatly enhance the roof’s
stability during storms. Traditional methods, like using nails to attach
purlins, often lack the strength needed to withstand intense wind pressure. To
reinforce the roof further, homeowners should consider replacing standard
roofing screws used on purlins with coach bolts and large washers. Coach bolts
offer a more secure connection than typical screws, while large washers help
distribute the load evenly.This approach strengthens the attachment and reduces
the likelihood of failure in high winds. Implementing these measures could
potentially prevent up to 90 per cent of damage caused by wind storms. Raising
awareness about these preventative strategies is essential, especially for those
living in wind-prone areas, particularly rural settings.
Risk
Many homeowners may not realise the risks linked to inadequate roof fastening,
making it important to share knowledge within the community. Engaging in
discussions about roof safety can promote a culture of preparedness and
resilience. Additionally, homeowners should consult with construction
professionals or contractors to assess their roofs and suggest improvements.
This ensures that renovations are performed correctly and comply with local
building codes, providing peace of mind. Reinforcing roofs is not merely a
matter of property maintenance; it is also crucial for safety. Roof failures
during severe weather can lead to injuries or fatalities. By taking proactive
steps to secure roofs, we can protect lives and property alike. In summary, with
careful planning and reinforcement, the destruction from wind storms can be
significantly mitigated, creating safer living environments for all.
CJ Rijkenberg (Mkhulu)