• Back of the Envelope
• Archive
• Page 4

Kindness and integrityMasonryVisions and missionsSoftwareFoundationAbundanceConcreteWoodTechnicalAIWindSeismicSteelLearning and teachingNon-technical

ConcreteConcrete

+2+2

Mar 02, 2023

Envelope #24: Turkey earthquake

Andy Lin

Visions and missionsVisions and missions

+1+1

Jan 12, 2023

Envelope #23: My new boss + Eisenhower matrix

Andy Lin

Learning and teachingLearning and teaching

+1+1

Dec 01, 2022

Envelope #22: Four (or five) stages of learning/competence

Andy Lin

Visions and missionsVisions and missions

+5+5

Nov 10, 2022

Envelope #21: Site Class D in ETABS and a dad joke

Andy Lin

TechnicalTechnical

+1+1

Sep 29, 2022

Envelope #20: How to quickly determine the allowable height for interior, non-bearing, metal stud partition?

Andy Lin

TechnicalTechnical

Sep 08, 2022

Envelope #19: GFCI outlet and structural engineering?

Andy Lin

ConcreteConcrete

+1+1

Aug 25, 2022

Envelope #18: Super-Quick Concrete Beam Check

Andy Lin

Non-technicalNon-technical

Aug 04, 2022

Envelope #17: Recruiters - yes or no? Maybe not, maybe so

Andy Lin

ConcreteConcrete

+1+1

Jul 21, 2022

Envelope #16: Do you know the difference between A706 and A615 bars?

Andy Lin

WoodWood

+1+1

Jul 07, 2022

Envelope #15: Are notches and holes in wood joists OK?

Andy Lin

Learning and teachingLearning and teaching

+1+1

Jun 23, 2022

Envelope #14: How to get your point or idea across to “non-engineers”

Andy Lin

TechnicalTechnical

+1+1

Jun 16, 2022

Envelope #13: Let’s play “detective”

Andy Lin

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