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[BS] 906.4 Anchorage for Concrete and Masonry Buildings
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For any building assigned to Seismic Design Category D, E or F with a structural system that includes concrete or reinforced masonry walls with a flexible roof diaphragm, the alteration work shall include installation of wall anchors at the roof line of all subject buildings and at the floor lines of unreinforced masonry buildings unless an evaluation demonstrates compliance of existing wall anchorage. Reduced seismic forces shall be permitted.
Related Code Sections
906.4 Alterations—Level 3, Anchorage for Concrete and Masonry Buildings
For any building assigned to Seismic Design Category D, E or F with a structural system that includes concrete or reinforced masonry walls ...
Existing Building Code 2018 of Illinois > 9 Alterations—Level 3 > 906 Structural > 906.4 Anchorage for Concrete and Masonry Buildings
303.3.2 Provisions for All Compliance Methods, Compliance With Reduced Seismic Forces
on the procedures specified in Appendix Chapter A1. 2.2. Seismic evaluation and design of the wall anchorage system in reinforced concrete and reinforced masonry ...
Existing Building Code 2018 of Illinois > 3 Provisions for All Compliance Methods > 303 Structural Design Loads and Evaluation and Design Procedures > 303.3 Seismic Evaluation and Design Procedures > 303.3.2 Compliance With Reduced Seismic Forces
503.7 Prescriptive Compliance Method, Anchorage for Concrete and Reinforced Masonry Walls
structural system includes concrete or reinforced masonry walls with a flexible roof diaphragm, the alteration work shall include installation of wall ...
Existing Building Code 2018 of Illinois > 5 Prescriptive Compliance Method > 503 Alterations > 503.7 Anchorage for Concrete and Reinforced Masonry Walls
2308.6.7.3 Wood, Sill Anchorage
Where foundations are required by Section 2308.6.8, braced wall line sills shall be anchored to concrete or masonry foundations. Such anchorage shall ...
Building Code 2018 of Illinois > 23 Wood > 2308 Conventional Light-Frame Construction > 2308.6 Wall Bracing > 2308.6.7 Connections of Braced Wall Panels > 2308.6.7.3 Sill Anchorage
2111.5 Masonry, Seismic Anchorage
Exception: Seismic anchorage is not required for the following: In structures assigned to Seismic Design Category A or B. Where the masonry fireplace ...