Back of the Envelope
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Kindness and integrity
Masonry
Visions and missions
Software
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Abundance
Concrete
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Technical
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Steel
Learning and teaching
Non-technical
Non-technical
Non-technical
May 05, 2023
Envelope #28 (Part 2): 1+1=3 Experiment
Andy Lin
Visions and missions
Visions and missions
+2
+2
Apr 28, 2023
Envelope #28: 1+1=3? (one of Ray Dalio’s Principles)
Andy Lin
Concrete
Concrete
+2
+2
Apr 13, 2023
Envelope #27: Changes to the “reduction of development length” that you might not know about
Andy Lin
Technical
Technical
+1
+1
Mar 30, 2023
Envelope #26: Structural Irregularities “Cheat Sheet”
Andy Lin
Masonry
Masonry
+6
+6
Mar 16, 2023
Envelope #25: How do you keep track of IBC/CBC “Referenced Standards”?
Andy Lin
Concrete
Concrete
+2
+2
Mar 02, 2023
Envelope #24: Turkey earthquake
Andy Lin
Visions and missions
Visions and missions
+1
+1
Jan 12, 2023
Envelope #23: My new boss + Eisenhower matrix
Andy Lin
Learning and teaching
Learning and teaching
+1
+1
Dec 01, 2022
Envelope #22: Four (or five) stages of learning/competence
Andy Lin
Visions and missions
Visions and missions
+5
+5
Nov 10, 2022
Envelope #21: Site Class D in ETABS and a dad joke
Andy Lin
Technical
Technical
+1
+1
Sep 29, 2022
Envelope #20: How to quickly determine the allowable height for interior, non-bearing, metal stud partition?
Andy Lin
Technical
Technical
Sep 08, 2022
Envelope #19: GFCI outlet and structural engineering?
Andy Lin
Concrete
Concrete
+1
+1
Aug 25, 2022
Envelope #18: Super-Quick Concrete Beam Check
Andy Lin
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