**Hoffmann-Hayman factory**, **first floor**, **bay one** beside the **office** — **column encasement** opened for investigation or repair (per site note; same **first-floor** **column** session as **[companion lath-tear frame](/assets/images/gallery/2026-04-24-factory-first-floor-bay-one-office-column-expanded-metal-lath-protruding.jpg)**) — upright tight photograph of **multi-layer vertical strata** at a **ragged vertical break**, documented **24 April 2026** (**Apple iPhone 17 Pro Max**) — reading left to right: narrow **tan oriented-strand-board (OSB)** edge showing **pressed wood strands**; flat **off-white paint-finish** gypsum or plasterboard skim; jagged **tear** through a **light porous mortar / patch fill** exposing coarse aggregate; adjacent **diagonal-grooved plaster scratch coat** mechanically keyed for bonding; right **massive grey masonry or cast core** with pitted irregular face; **thin steel wall tie** (masonry connector wire) projects horizontally from the textured intermediate zone into the grey mass with a **slightly curved tip** — **contemporary column-wrap forensic** complement to the **January 2025** deliberately opened **[1932 exterior-face cross-section](/assets/images/gallery/factory-upstairs-expansion-hole-through-original-exterior.jpg)** but here foregrounding **modern sheathing and interior finish buildup** over historic mass