List of Contributions

Contact Details

Ribbons

Badges

Ronald Hamburger, P.E., F.SEI


Contributions

1 to 5 of 50+ total
Posted By Ronald Hamburger 06-10-2026 01:18 PM
Found In Egroup: Peer-to-Peer Standards Exchange
\ view thread
The forces on components and cladding specified in Chapters 29 and 32 are intended to assure adequate anchorage and bracing of the components, rather than design of the component walls. The forces Fh and Fht are to be applied to the windward face of the component, considering all possible wind directions, ...
Posted By Ronald Hamburger 05-24-2026 01:41 PM
Found In Egroup: Peer-to-Peer Standards Exchange
\ view thread
The ASCE 7-22 committee felt that 1) having 3 different types of steel cantilever column system (OMF, IMF, SMF) was both confusing and inappropriate. Given that all cantilever column systems resist inelastic demand by hinging at the base, the committee felt that the compactness requirements required ...
Posted By Ronald Hamburger 05-13-2026 10:20 AM
Found In Egroup: Peer-to-Peer Standards Exchange
\ view thread
Errata are intended to correct editorial issues with the standard, but not to make technical change. Reasons are never posted for errata. Ordinary concrete cantilever columns have never been permitted in Seismic Design Category C, D, E or F for building structures. The section 12.5. limitation on axial ...
Posted By Ronald Hamburger 05-10-2026 07:52 PM
Found In Egroup: Peer-to-Peer Standards Exchange
\ view thread
Dollin Good catch. In earlier editions of ASCE 7 (16, 10, etc) the rule was that if the weight of the nonstructural component exceeded 25% of the combined weight of the structure and component, then explicit modeling of the component with the structure was required. ASCE 7-22 modified this requirement ...
Posted By Ronald Hamburger 05-03-2026 08:05 PM
Found In Egroup: Peer-to-Peer Standards Exchange
\ view thread
No. However, 12.2.5.1a does apply to pre-engineered metal buildings, permitting their use in higher SDCs ------------------------------ Ronald Hamburger, SE Consulting Principal Simpson Gumpertz & Heger ------------------------------