Service Areas
Commercial Roofing in Burien, WA
The superintendent's first stop on a Burien roof is the hatch, then the parapet, then the drains, in that order, with the roof plan in hand. Burien sits at the junction of SR 509 and SR 518 close to Seattle-Tacoma International Airport, and Ambaum Boulevard carries traffic north out of downtown. Our crews reach the city from Federal Way, WA, and the roofs they walk are commercial and mixed-use ones, each judged on the building in front of them rather than on the neighborhood around it.
Town Square, completed in 2017, puts retail, condominiums, rental apartments, a senior living center, a library branch and City Hall into one downtown development. That mix shows the range of owners a Burien roof serves, from a landlord with a row of shops to an association with homes above a ground floor. Each of them needs the same early answer: where the roof is wet, what can be kept, and what the work will do to the people inside while it runs.
What does the first walk of a Burien roof cover?
We begin at the access point and walk the field in a grid. Core cuts reveal the layers, the state of the insulation and the deck type, and extra cuts at drains, low corners and beside rooftop units catch the places where moisture gathers first. Pulling a few existing fasteners shows whether the roof can take a recover or has to be torn off.
After the field, we look at the details. Parapet caps, wall flashings, pipe boots, skylight curbs and the seams around each penetration are checked and photographed. If the building has a flat roof over occupied floors, we also look at what sits directly below the worst areas, so the repair order follows the risk to the interior, not just the age of the membrane. The walk ends with a marked roof plan that shows each repair, each core and each open question.
How does the wet season shape the schedule?
Auburn, close by, gets 37.1 inches of precipitation in a year, led by November and December, and Tacoma gets about 40.8 inches across roughly 155 wet days. For a Burien owner those figures mean one thing: October through March leaves little room for an open roof, and the dry months fill quickly.
If the roof can wait, we plan the tear-off for the dry stretch and order materials ahead of it. If it cannot wait, each day's opening is held to what can be torn off, insulated, covered and sealed before dark, with a temporary seal staged along the open edge. The crew leader checks that seal before anyone leaves the roof, every day, and again the next morning before the first panel moves.
What changes when homes sit above the shops?
Where residential floors share a building with storefronts, the roof is a ceiling over someone's living room, and that changes the order of the work. Noise limits, notice to residents and the hours when a crane can swing all come before the schedule. We plan the lay-down yard and the crane pick with the property manager or association board, then fix the hours so residents hear the loud steps at times that were agreed in advance.
The roof itself needs the same attention it gets anywhere: drains cleared and sloped to carry water, flashings tied into the wall, and penetrations from plumbing and exhaust fans sealed with the right detail for the membrane. On a building with a senior living wing or other care use, we also plan the day so residents and staff are not near the work area, and we keep egress clear at all times.
Which roof systems fit Burien buildings?
Low-slope commercial roofs in this area usually come down to a few choices. A single-ply such as TPO roofing goes down in wide welded sheets and suits a building with a lot of clear field. A reinforced membrane like PVC roofing holds up where grease or chemical exhaust lands on the surface, which matters over restaurants and food counters on a retail strip. Where the existing roof has dry insulation and a sound deck, a recover saves the tear-off cost and keeps the building covered the whole time.
Each of these is a decision the owner makes with core results on the table. We bring the photographs of the cores to the walkthrough and show what is under the surface, so the choice rests on the roof as it is rather than on a guess.
How do you secure edges against Puget Sound wind?
The perimeter is planned for the kind of gust the November 2024 bomb cyclone delivered, 74 mph at Enumclaw. Edge metal and coping are fastened to the wall and to the nailer, not to the membrane, and we pull-test the existing fasteners before deciding whether old metal can stay. Corners and the first few feet of the perimeter get extra attachment because that is where uplift starts on a flat roof.
On any flat roof in Burien, an exposed edge is the first thing a storm tests. If the walk finds loose coping, rusted cleats or open joints, they go on the repair list ahead of anything cosmetic. A wind-damaged roof that gets a quick patch and no edge work usually fails in the same spot, so the repair has to reach the metal.
What does the closeout walk deliver?
At closeout your superintendent or property manager and our crew leader go over every seam, curb, drain and edge together, and the punch list is written on the roof, not back at the office. The file that follows holds the roof plan, photographs of concealed layers, core locations and the product data, so the next manager inherits a roof with a record.
For owners with more than one building, the same format carries across the portfolio. A Burien property can sit in a file beside a roof in Des Moines or Normandy Park, and a manager can compare condition, age and next action across all of them, a habit that supports roof capital planning.
Commercial Roofing Questions
Do you repair a Burien roof that still has life, or push a replacement?
Core cuts and a fastener pull test decide it. Where the insulation is dry and the deck sound, the repair list marks each item as patch or fix with its own price. If the cores show wet insulation across much of the field, we say so and lay out a recover or tear-off with the sequence for each. The owner sees both plans on paper before choosing.
How do you handle a roof over residents or shop customers?
Staging comes first. We pick a lay-down yard and crane position that keep entrances and parking clear, set the loud steps for the hours the manager approves and fence the area below the work. Customers keep using the front doors, and every tenant hears what part of the roof is open that day before the crew shows up.
What does the first pass on a flat roof near SR 509 and SR 518 include?
Our concern on a roof near SR 509 and SR 518 is the edge. Wind finds the perimeter first, so we spend more time on coping, cleats and perimeter fasteners. We also check rooftop units and exhaust curbs, because equipment that vibrates loosens its own flashing over time.
Can you work in the rainy months, or does everything wait for July?
We can work in the wet season when the sequence respects it. Each day's open area stays small enough to seal by evening, and a temporary seal is kept ready. Larger tear-offs do better in the dry summer, so a roof that is stable gets booked for July and August while an urgent one is dried in at once.
What paperwork do I get for my building file?
You receive the marked roof plan, core and moisture findings, photographs of each repaired detail, the product data and any warranty paperwork from the closeout. If an insurer is involved after a storm, the same photographs and dates support the claim documentation.
Send the roof plan and the building schedule
Send the roof plan, the tenant or resident schedule and the hours the crane can swing. We will walk the sequence, staging and tie-ins with your superintendent before a number goes on paper.
