jp1_02

As Amended Through 15 March 2013
rising mine — In naval mine warfare, a mine having positive buoyancy which is released
from a sinker by a ship influence or by a timing device. (JP 3-15)
risk — Probability and severity of loss linked to hazards. See also hazard; risk
management. (JP 5-0)
risk assessment — The identification and assessment of hazards (first two steps of risk
management process). Also called RA. (JP 3-07.2)
risk management — The process of identifying, assessing, and controlling risks arising
from operational factors and making decisions that balance risk cost with mission
benefits. Also called RM. See also risk. (JP 3-0)
riverine area — An inland or coastal area comprising both land and water, characterized by
limited land lines of communication, with extensive water surface and/or inland
waterways that provide natural routes for surface transportation and communications.
riverine operations — Operations conducted by forces organized to cope with and exploit
the unique characteristics of a riverine area, to locate and destroy hostile forces, and/or
to achieve or maintain control of the riverine area. Joint riverine operations combine
land, naval, and air operations, as appropriate, and are suited to the nature of the
specific riverine area in which operations are to be conducted.
road net — The system of roads available within a particular locality or area. (JP 4-01.5)
role specialist nation — A nation that has agreed to assume responsibility for providing a
particular class of supply or service for all or part of the multinational force. Also
called RSN. See also lead nation; multinational force. (JP 4-08)
roll-on/roll-off discharge facility — A platform made up of causeway sections that provide
a means of embarking and disembarking vehicles from a roll-on and roll-off ship at sea
to lighterage. Also called RRDF. See also facility; lighterage. (JP 4-01.6)
rough terrain container handler — A piece of materials handling equipment used to pick
up and move containers. Also called RTCH. (JP 4-01.6)
route classification — Classification assigned to a route using factors of minimum width,
worst route type, least bridge, raft, or culvert military load classification, and
obstructions to traffic flow. (JP 3-34)
rules for the use of force — Directives issued to guide United States forces on the use of
force during various operations. These directives may take the form of execute orders,
deployment orders, memoranda of agreement, or plans. Also called RUF. (JP 3-28)
rules of engagement — Directives issued by competent military authority that delineate the
circumstances and limitations under which United States forces will initiate and/or
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