Showing results 1 - 33 of 33
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Composition shingle roofing system showing sheathing and hot-mopped underlayment
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Durability concerns on a house continuously sheathed with a proprietary fiber structural panel used as bracing. Photo 1 of 2.
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Durability concerns on a house continuously sheathed with a proprietary fiber structural panel used as bracing. Photo 2 of 2.
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End conditions for braced wall lines with continuous sheathing, Figure R602.10.7 in the IRC
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Improper continuous load path design lacking bracing results in the failure of gable end walls under high wind conditions.
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Nailing and ridge ventilation for roof sheathing used as a structural diaphragm in high-wind and seismic hazard areas.
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Right - A continuous load path connects the roof and wall framing to the foundation.
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Right - Braced wall line spacing is correctly calculated for determining wall bracing in accordance with the IRC.
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Right – Furring strips provide a drainage and ventilation gap between the siding and the cork insulation.
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Right – The seams are taped on the coated OSB sheathing of this home to provide a complete air barrier.
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Seal the roof deck as follows: Sweep roof decking, tape seams, and cover underlayment or roofing felt as shown.
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Step 1. Remove the existing wall cladding to prepare to retrofit an exterior wall.
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Step 2. Install a continuous air and water control layer over the existing wall sheathing.
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Step 4. Install insulating sheathing and vertical furring strips on the retrofitted exterior wall; seal around pipe or duct with urethane sealant.
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Step 5. Install sheathing tape flashing over the duct or pipe and wood blocking on either side for later attachment of trim.
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Step 6. Install vent hood trim block, metal cap flashing; seal top edge of flashing with sheathing tape.
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Step 8. Attach the new cladding to the furring strips over the rigid foam for the exterior wall retrofit.
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Upper-floor tie to lower floor for two-story building. Floor tie anchor and nailed wall sheathing.
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When installing fasteners in roof sheathing, common mistakes include using the wrong size fasteners, missing the framing members, overdriving nails, and using too many or too few fasteners.
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Wrong - Roof deck sheathing nails missed the trusses, potentially weakening the roof in high winds.
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