ASTM F571-87(2001)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation:F571–87 (Reapproved 2001)
Standard Practice for
Installation of Exit Devices in Security Areas
This standard is issued under the fixed designation F 571; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope UL 305 Panic Hardware
UL 1034 Burglary Resistant Electric Locking Mecha-
1.1 This practice provides information for the installation of
nisms
exit devices used in areas of security to achieve the greatest
security possible without violating the requirements and spirit
3. Terminology
of NFPA 101.
3.1 Definitions of Terms Specific to This Standard:
1.2 Securityofahighlevelisnotalwayspossiblewiththese
3.1.1 astragal—a vertical molding attached to the meeting
products but the use of certain types and functions of exit
edge of a leaf or both leaves of a pair of doors.
devices will afford a much higher degree of security than the
3.1.2 coordinator—a device that holds the active door of a
use of other types and functions.
pair open until the inactive door has preceded it in the closing
1.3 The values as stated in inch-pound units are to be
cycle.
regarded as the standard. The values given in parentheses are
3.1.3 exit device—a locking device always operable from
for information only.
the inside (egress side) by pushing on an activating mechanism
2. Referenced Documents usually called a push pad or cross bar.
3.1.4 mortise device—a lock mechanism that is installed
2.1 ASTM Standards:
into a cavity provided in the edge of a door.
F 476 Test Methods for Security of Swinging DoorAssem-
3.1.5 mullion—a vertical member in an opening for two
blies
doors permitting each door to be operated independently from
2.2 Builders Hardware Manufacturers Association Stan-
the other.
dards:
3.1.6 rim device—a single lock mechanism applied to the
BHMAA 156.3 Exit Devices
surface of a door.
BHMAA 156.5 Auxiliary Locks and Associated Products
3.1.7 vertical rod device—a top and bottom lock mecha-
2.3 National Fire Protection Agency Standards:
nism connected by rods, either surface or concealed, to the
NFPA 80 Fire Doors and Windows
activating mechanism.
NFPA 101 Code for Safety to Life from Fire in Buildings
and Structures
4. Significance and Use
2.4 Underwriters Laboratories Standards:
4.1 This practice is not meant to include products other than
exit devices except to the extent that such products directly
This practice is under the jurisdiction of ASTM Committee F12 on Security
relate to the use of exit devices. When other products are
Systems and Equipment, and is the direct responsibility of Subcommittee F12.50 on
described, the security attributes of the other products are
Locking Devices.
described generally in the documents referenced in Section 2.
Current edition approved April 10, 2001. Published October 1987. Originally
published as F 571 – 79. Last previous edition F 571 – 79.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or 5. General
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
5.1 NFPA 101 and many building codes require exit devices
Standards volume information, refer to the standard’s Document Summary page on
in certain locations and should be consulted.
the ASTM website.
3 nd
Available from Builders Hardware Manufacturers Association, 60 E. 42 St.,
Rm 1807, New York, NY, 10017.
4 5
Available from the Superintendent of Documents, U.S. Government Printing AvailablefromUnderwritersLaboratory,Inc.,333PfingstenRoad,Northbrook,
Office, Washington, DC 20402. IL 60062.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
F571–87 (2001)
5.2 UL 305 and BHMAA156.3 have specific requirements 6.4.1 Mortise-type exit devices of the exit only or night
for the performance of exit devices and should be consulted. latch types function when the mortise lock mechanism is
housed in a drawn steel case and is furnished with an auxiliary
5.3 Exit devices for fire doors require a label designating
dead latch to afford good security.
them as “fire exit hardware.” This means they have been
investigated for both fire resistance and panic. Exit devices
6.4.2 Rim device types of the exit only or night latch
used on non-fire doors require a listing for panic. These labels functions also afford good security. Some manufacturers em-
and listings shall be by a nationally recognized, independent
ploy deadlocking latch bolts to prevent entry by shaking or
testing laboratory. A periodic examination service is also vibration attacks. Others prevent entry from these type of
required.
attacks by adjusting the angle of relationship between the latch
5 3
bolt and the strike. Bolt projections of ⁄8 in. (15.9 mm) and ⁄4
NOTE 1—For more information on exit devices, see NFPA 80.
in. (19.1 mm) are available. Attempting to withdraw the bolt
with shim material in this type of device is not common
6. Installation Guidelines
because of the angle and distance from the edge of the door to
6.1 Doors and Frames:
the strike.
6.1.1 Doors and frames installed in locations where exit
6.5 Exit Devices on Pairs of Doors:
devicesareusedforpurposesofsecurityshouldhaveminimum
6.5.1 Pairs of doors with exit devices are less secure than
clearances at the head, jambs, and meeting stiles (if in pairs)
single doors so equipped. As in the case of single doors, the
and at a threshold or sill.
exit only or night latch functions are the most secure.
6.1.2 Doors and frames should be of sufficient strength and
6.5.2 Rim devices used with mullions manufactured for the
rigidity so as not to fail a spreading or impact test of the
specific devices used afford reasonable security. Mullions
appropriate level as defined in Test Methods F 476. Where
should be the most substantial offered and installation clear-
applicable, doors and frames should be reinforced to receive
ances should be close.
fasteners described in 6.8.
6.5.3 In areas where mullions are not desired or permitted,
6.2 Associated Hardware:
pairs of doors should be equipped with astragals that do not
6.2.1 Hinges or pivots used to hang doors should be of a
inhibit the independent action of each leaf and vertical rod
type where the unauthorized separation of the hinge side of the
devices. The bottom bolts should resist loiding and project a
door
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