GRIDLINECOMMERCIAL ROOFING

Case studies

Roofs replaced over buildings that never closed

Square footage, schedules and downtime for every project. Client names are withheld at their request.

Aerial view of a long distribution warehouse roof beside a truck lot

Featured / Distribution

284,000 sq ft over a 24/7 pick floor

A 1998 roof with 31 open leak tickets in one winter. The operator could not stop picking for a single shift.

  1. Week 0

    Infrared scan and 14 core cuts. 18 percent of the insulation was wet, concentrated near three drains.

  2. Weeks 1 to 2

    Wet sections removed and re-insulated at night, each zone dried in before 6 AM.

  3. Weeks 3 to 9

    60 mil TPO recover in 20 zones, sequenced with the operations team so no aisle lost power or light.

  4. Closeout

    Seam probe logs, drone survey and a 20-year manufacturer warranty.

0 hoursof operating downtime
31 to 0leak tickets, winter over winter

More projects

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Every case lists the area, the system and what it cost the client in downtime.

Large modern gray warehouse with tall closed doorsCold storage

Joliet cold storage

Infrared scan found 9 percent wet insulation. We replaced only those sections and coated the rest.

Area
118k sq ft
Saved
$412k
Downtime
0 hours
Red brick factory building with large ducts and dust collectors on the roofManufacturing

Cicero metal plant

Two-ply modified bitumen around 46 curbs and a dust collector platform, with walkway pads to every unit.

Area
190k sq ft
Curbs
46
Downtime
0 hours
Three-story brick school with exterior pipes along the wallK-12

Northwest side school

EPDM replacement between the last day of school and teacher institute day, with daily dry-in.

Area
61k sq ft
Schedule
7 weeks
Leaks since
0
Aerial view of several large flat-roofed industrial buildings with white roofsMedia campus

Production studio campus

Restoration coating on six sound stages, scheduled around shoot days with a quiet-work plan.

Area
226k sq ft
Buildings
6
Shoots lost
0
Aerial view of downtown Chicago towers and low-rise rooftopsMultifamily

South Loop high-rise

PVC roof and amenity deck waterproofing, with every material lifted by crane on two Sunday mornings.

Area
38k sq ft
Crane days
2
Units affected
0
Gray building wall with three rooftop exhaust vents against a blue skyHigher ed

Community college lab wing

PVC over fume hood exhaust, with chemical-resistant flashing and a quarterly inspection schedule.

Area
42k sq ft
Exhausts
28
Downtime
0 hours
"They sequenced 20 roof zones around our pick schedule and never once asked us to move a rack. The leak tickets went from 31 to zero."
Operations Manager / distribution center, Elk Grove Village

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Leak line Request assessment