ISO 20414:2020

Fire safety engineering - Verification and validation protocol for building fire evacuation models (ISO 20414:2020, first edition, November 2020)

Reference: ISO (2020). ISO 20414:2020, Fire safety engineering - Verification and validation protocol for building fire evacuation models. First edition. International Organization for Standardization, Geneva. https://www.iso.org/standard/78348.html (Page numbers are the printed page numbers of ISO 20414:2020 (the copy read is a proof, so numbers can differ by a page in the published edition). ISO states that its tests are examples and that a tester may use different tests that verify the same component equivalently.)

Verification only; no validation comparisons have been run (#165).

Basic components (Table 1, Tests 1-13)

Test	Title	Status	Page
Test 1	Pre-evacuation time assignment	PASS	Open test page
Test 2	Walking speed in a corridor	PASS	Open test page
Test 3	Walking speed on stairs	PASS	Open test page
Test 4	Movement around a corner	PASS	Open test page
Test 5	Assigned occupant demographics	PASS	Open test page
Test 6	Horizontal counter-flows (rooms)	PASS blocking documented	Open test page
Test 7	Overtaking people with movement disabilities	PASS	Open test page
Test 8	Exit route allocation	PASS	Open test page
Test 9	Dynamic availability of exit	PENDING	Open test page
Test 10	Congestion in front of a flight of stairs	PASS	Open test page
Test 11	Maximum flow rates at an opening/exit	PASS	Open test page
Test 12	Stair flow rates	PASS	Open test page
Test 13	Relationship between flow rate, density and walking speeds in a corridor	PASS	Open test page

Behavioural components (Table 15, Tests 14-17)

Test	Title	Status	Page
Test 14	Group behaviour	PASS	Open test page
Test 15	Social influence on exit choice	FAIL	Open test page
Test 16	Affiliation to familiar exits	TEST-LOCAL	Open test page
Test 17	Route choice based on geometric layout	PASS	Open test page

Fire-people interaction components (Table 20, Tests 18-19)

Test	Title	Status	Page
Test 18	Reduced visibility vs walking speed	PENDING	Open test page
Test 19	Occupant incapacitation by fire/smoke	PENDING	Open test page

Building-specific components (Table 23, Tests 20-21)

Test	Title	Status	Page
Test 20	Lift usage	PENDING	Open test page
Test 21	Escalator usage	PENDING	Open test page