ASTM F2043-00

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An American National Standard
Designation: F 2043 – 00
Standard Classification for
Bicycle Usage
This standard is issued under the fixed designation F 2043; 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 (e) indicates an editorial change since the last revision or reapproval.
1. Scope 4.1.1 Condition 1—A set of conditions for operation of a
bicycle on a regular paved surface where the tires do not lose
1.1 This classification covers bicycle usage conditions.
ground contact.
2. Terminology 4.1.2 Condition 2—A set of conditions for operation of a
bicycle which include Condition 1 and includes smooth gravel
2.1 Definitions:
roads and smooth improved trails with moderate grades. This
2.1.1 bicycle—a two wheeled, single track, articulated ve-
set of conditions is not intended to include terrain that results
hicle that is solely human powered.
in the tires losing ground contact.
2.1.2 conditions—a generalized description of surface envi-
4.1.3 Condition 3—A set of conditions for operation of a
ronments and speeds where a bicycle may be ridden.
bicycle that includes Condition 1 and Condition 2 as well as
2.1.3 technical—riding environment requiring rapid
rough trails, rough unpaved roads, and rough technical areas
changes in speed, direction, and balance.
and unimproved trails. In this set of conditions, contact with
3. Significance and Use
irregular terrain and momentary loss of tire contact with the
ground may occur.
3.1 This classification provides a uniform set of usage
4.1.4 Condition 4—A set of conditions for operation of a
definitions within the bicycle industry.
bicy
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