NRCA Metal Panel case studies
NRCA Metal Panel · Put your knowledge to work in context.
The NRCA Metal Panel credential is a professional certification for roofing contractors, installers, foremen, estimators, and inspectors who work with metal panel roof systems. It signals that a candidate understands how architectural and structural metal panels are specified, installed, flashed, and maintained to industry-recognized practice. The NRCA Metal Panel case studies are 5 cases and about 3,844 words.
1Standing Seam on a 1/4:12 Steel-Deck Roof: Slope, Endlaps, and Clip Design
A 1970s distribution warehouse has about 42,000 sq ft of roof at 1/4:12 slope over 22-gauge steel deck, covered by rigid polyiso and a fully adhered EPDM membrane that has reached the end of its service life. The owner wants standing seam metal with a 40-year finish warranty.
790 words, about 4 min2Fall Protection and Panel Handling on a 7:12 Roof with Gusting Wind
A five-person crew is installing 18-in.-wide, 24-ft-long, 24-gauge standing seam panels on a 7:12 gable roof. The eave is 32 ft above grade, the ridge is 140 ft long, and there is no parapet.
753 words, about 4 min3Condensation Dripping from Fasteners in a Heated Shop with Draped Insulation
A 150- by 60-ft heated manufacturing building has a 3:12 gable roof on cold-formed purlins at 5 ft on center. The roof is 26-gauge through-fastened panels with exposed fasteners over a single layer of R-19 vinyl-faced fiberglass insulation draped across the purlins.
762 words, about 4 min4Gutter Overflow, Eave Ice, and Movement on a 220-ft Eave
A 3:12 gable roof on a retail building has a 220-ft-long eave served by a single 5-in. K-style gutter with three 3-by-4-in.
743 words, about 4 min5Repair or Recover: Backed-Out Fasteners on a 20-Year-Old Through-Fastened Roof
A 32,000-sq-ft food-grade warehouse has a 20-year-old through-fastened 26-gauge painted roof at 3:12 over open-web steel joists and purlins at 5 ft on center. Roughly 15 percent of the fasteners have backed out or are overdriven, the neoprene washers are cracked, and there are active leaks at fasteners and at the ridge.
796 words, about 4 min