52 DOORS&HARDWARE £ FebrUArY 2013

1. A lock that unlocks during a fire alarm for stairwell reentry is called “fail —————.”3. The required clear width of an egress door is 32 inches, measured from the face of the door to

the ————— on the frame.7. An access-controlled egress door requires a ————— to detect an approaching occupant,

as well as a manual push-button override.9. According to NFPA 101, a building is ————— when there are more than 10 people inside.10. An additional hinge is required for every ————— inches of door height on a fire door.11. The ————— may modify code requirements if a hazard exists.12. In NFPA and ICC publications, a vertical ————— indicates a change from the

previous edition.13. In positive pressure testing, the neutral pressure plane is located approximately —————

inches above the floor.16. According to the 2009 edition of the IBC, panic hardware is required for Educational and

Assembly occupancies with an occupant load of ————— or more.18. The International Code Council is responsible for developing the widely-used building code

called the ————— .20. In 1942, 492 people died in the Cocoanut ————— nightclub fire, in part due to locked/

blocked exits.23. 3/4 inch is the maximum ————— allowed under a fire door.27. The Means of Egress chapter in the IBC is chapter ————— .29. In NFPA 80-2007, chapter ————— contains the requirements for swinging doors with

builders hardware.30. NFPA 80 is the Standard for ————Doors and Other Opening Protectives.31. Delayed- ————— locks will prevent someone from exiting for 15 seconds.34. An electric strike on a fire-rated door must be fail ————— .35. A door that is held open and released upon fire alarm or smoke detection is called

—————-closing.38. In an office building, a used area with 100 cubicles is considered a ————— occupancy.41. The bottom of a vision lite in a door on an accessible route must be no more than —————

inches above the floor.43. A door may encroach no more than ————— inches into the required corridor width

when fully open.44. UL1784 is a test that measures ————— leakage.

2. A college classroom with an occupant load of 60 people is an ————— occupancy.4. ————— inch is the maximum height for a saddle threshold on a door opening on an acces-

sible route.

DECODED:

From the well-known blog

idighardware.com,

Lori Greene brings some

much-needed clarity to

codes.

What Do You Know?By Lori Greene, AHC/CDC, CCpr, FDHi

acRoSS

Down

FebrUArY 2013 £DOORS&HARDWARE 53

5. The ————— Theater fire resulted in the design of the first exit device.

6. Delayed ————— is not a code requirement for door closers.

8. The Means of Egress chapter in NFPA 101 is chapter

————— .14. A horizontal exit leads to an area of —————.15. ————— doors are not required to comply with the open-

ing force requirements of either ICC A117.1 or ADA guidelines.17. The three parts of a means of egress are the exit, the exit

—————, and the exit discharge.19. The actuating portion of a panic device must extend across at

least ————— the width of the door.21. The maximum hole diameter for field modifications on fire

doors (except cylinders) is ————— .24. The deadliest explosion/fire in the U.S. occurred at the

————— in 2001.25. Five pounds is the maximum opening force for —————

doors on an accessible route.26. According to NFPA 101, panic hardware is required for

Educational, Assembly, and Day Care occupancies with an occupant load of ————— people or more.

28. Panic hardware is required on some electric rooms because of the IBC and the ————— .

32. In NFPA publications, an ————— indicates that there is more information in an annex.

33. Most requirements of NFPA 101 apply to buildings with

————— hazard contents.36. The exit discharge is between the exit and a public

————— .37. The occupancy chapters of NPFA 101 address —————and

existing occupancies.39. Two of the largest listing agencies for fire doors are Intertek

and ————— .40. A door that closes each time it is opened is called

—————-closing.42. In most cases, a building occupant must have access to at

least ————— means of egress.

See page 58 for solution.

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876

9

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6151

17 18

19 20 21

23

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34

35

36

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Reprinted from the February 2013 issue of Doors and Hardware magazine. Copyright © 2013 by The Door and Hardware Institute. All rights reserved. No part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying, recording, or by an information storage or retrieval system, without permission in writing from the Publisher. For more information on this and other DHI programs, contact: Door and Hardware Institute, 14150 Newbrook Drive, Suite 200, Chantilly, VA 20151-2223, Phone (703) 222-2010, Fax (703)222-2410, www.dhi.org

58 DOORS&HARDWARE £ FebrUArY 2013

S A F ES T O P S I

A N S E N S O RO C C U P I E D E E O

T H M V QT H I R T Y A H J B E U

O L L N OL I N E F O R T Y I

E SF F I F T Y

A I B C UC R H G R O V EC L E A R A N C E N

W I O E L ET E N N N S I X F I R E IC T E G R E S S A N O

E C H S S E C U R ER A U T O M A T I C H D

IENWIO A D N R B U S I N E S S

F O R T Y T H R E E I L A EW E W S E V E N A I R L

FYKDO

DEcoDED cRoSSwoRD SoLUtion

DECODED:

What Do You Know?continued