What Property Managers Should Know About Spring Roofing Season

When springtime comes around and the sun starts shining, it does more than just melt away the last snow and ice of winter. For commercial property managers, it also reveals some of the problems with their roof that may have been created over the past few months.

The signals could include obvious ones like a water stain on a ceiling tile, or else more subtle issues like a soft spot near an HVAC curb, or a drain that isn't clearing after a rain.

Fortunately, this time of year still gives you plenty of good weather during which you can get these fixes taken care of before they get worse. In this guide, we’ll walk through the common issues caused by winter weather in the midwest, what to look for from a professional inspection, and more.

What Winter Does to a Commercial Roof

Commercial roofing systems, including flat membranes, metal panels, and modified bitumen, are built for weather. But winter puts specific stress on specific points, and those are the places worth checking.

Membrane seams.

Flat roofing materials expand and contract with temperature. Over a winter with significant freeze-thaw cycling, seam bonds can weaken at points where they were already under stress. A seam in this condition may still hold for now but is no longer bonded the way it was when installed.

Flashing at penetrations.

Every HVAC unit, drain, skylight, and pipe stack is a potential entry point. The sealants and metal work around these penetrations shift with temperature changes. Gaps that weren't there in September may have opened by the time April comes around.

Fasteners on metal roofing.

Metal roofs expand and contract more dramatically than membrane systems. Over multiple freeze-thaw cycles, fasteners can back out slightly. A fastener that has backed out 1/16 of an inch is no longer doing its job at the washer.

Drain and gutter condition.

Winter debris, including leaves, pine needles, and ice backup residue, compacts in drains and gutters. A drain that appears clear from the roof surface may have a blockage lower in the system. Standing water on a flat roof after rain is a sign this has happened.

Interior indicators.

Ceiling stains, insulation that feels damp or compressed above a drop ceiling, and musty odors in storage areas can all point to water intrusion over winter. These are worth investigating before attributing them to HVAC condensation or other causes.

What a Professional Walk-Over Actually Covers

A thorough spring inspection covers the items above at close range, not from the ground or from a ladder at the building's edge.

What that looks like in practice:

• Walking the full membrane surface to check seam condition and look for blistering, punctures, or areas where the membrane has lifted
• Checking flashing at every penetration, not just the ones that were previously repaired
• Clearing and inspecting all roof drains
• Looking for fastener back-out on metal panels and checking lap seams
• Documenting conditions with photos, so you have a baseline record going forward

The output of a good inspection is a written report with photos. That document tells you what needs attention now and gives you something concrete to bring to an ownership group or board when discussing capital expenditures.

Connecting the Inspection to Your Budget

For property managers overseeing multiple buildings, the spring inspection window is a practical time to build or update the maintenance picture for each property.

A condition report tells you which roofs are in good shape and don't need attention beyond routine maintenance, which have items that should be addressed this year before they require larger repairs, and which are approaching the point where replacement planning should begin.

That's useful for a maintenance budget conversation. A documented assessment with photos and a clear hierarchy of needs gives you a basis for planning rather than guessing.

None of that requires a significant investment upfront, but it does require a professional inspection and a written report.

The Importance of Scheduling Before Summer

Most roofing contractors run their busiest schedules from late June through October. Spring inspections that identify needed repairs can typically be scheduled and completed before that window closes, which means work gets done while scheduling is more flexible and weather is cooperative.

Waiting until a leak appears means scheduling emergency work during peak season, which could affect both cost and lead time.

Getting a Free Commercial Walk-Over

For over 10 years, Landmark has offered free inspections for commercial properties. We walk the roof, document what we find, and give you a straight assessment of what needs attention and what doesn't.

Click here to get started.

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