1、Designation: F 1846 98 (Reapproved 2008)Standard Practice forSymbols and Markings for Use With Land Search Maps1This standard is issued under the fixed designation F 1846; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of
2、 last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This practice covers the symbols and markings to beused with land search maps to show resources, search cover-age, st
3、atus, and results.1.2 Operational usage of these symbols and markings, theresources they represent, and maps are not included in thispractice.1.3 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard
4、 to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2. Referenced Documents2.1 Incident Command System Publications:Field Operations Guide ICS-42023. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 base ma
5、p, nthe master map or chart of the searcharea, normally maintained at the incident base or commandpost.3.2 base overlay, nthe map overlay on which are placedthe symbols and markings shown in Fig. 1 when it is desired tonot mark on the base map.3.3 map overlay, na transparent sheet placed over thebas
6、e map on which markings and symbols are made. Overlaysare used for symbols subject to change, to prevent marking thebase map, or to avoid cluttering the base map.4. Significance and Use4.1 The base map and overlays are used in managing asearch by graphically tracking progress, resource allocation,an
7、d results. Standard symbols and markings allow a person tovisually scan the map to obtain the status of the search withoutthe need for a briefing or reading search documents.4.2 Overlays are used for symbols which are likely tochange during the search, that will cover other symbols or basemap featur
8、es, to prevent marking the base map, and to avoidtoo many markings at one time.4.3 The symbols and colors have been chosen to be com-patible with the symbols defined in Incident Command SystemField Operations Guide ICS-420. This compatibility is eitherexact (for example, incident command post) or fu
9、nctional (forexample, search area boundaries).5. Procedure5.1 Symbols and markings for use on the base map or baseoverlay shall be made in accordance with Fig. 1 and Table 1.5.2 Symbols and markings for use on overlays shall bemade in accordance with Fig. 2 and Table 1.5.3 Where words or letters are
10、 associated with a symbol,they shall be legible and as close to the symbol as possible.Size and placement may vary depending on map scale, theneed for adjacent map features to remain visible and thewriting instrument being used.5.4 Locating marks shall be made on overlays so that theycan be removed
11、from the base map and reinstalled later withthe proper alignment.5.4.1 The base overlay shall have locating marks but shouldremain fixed with the base map throughout the search.6. Keywords6.1 management; maps; markings; search; symbols1This practice is under the jurisdiction of ASTM Committee F32 on
12、 Search andRescue and is the direct responsibility of Subcommittee F32.02 on Management andOperations.Current edition approved Nov. 1, 2008. Published December 2008. Originallyapproved in 1998. Last previous edition approved in 2003 as F 1846 98(2003).2Available from Fire Protection Publications, Ok
13、lahoma State University,Stillwater, Oklahoma, 74078.TABLE 1 Resource ColorsNOTE 1Search crew are resources whose assignment will be carriedout on foot. Search patrols assignments are carried out by some othermeans, such as by vehicle, horseback, boat, and so forth.Resource ColorSearch crew GreenSear
14、ch dog crew BrownSearch patrol RedHelicopter BlueFixed wing aircraft Orange1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.NOTE 1Letter may be written next to circle rather than in it for clarity.NOTE 2 - replace with designator numb
15、er, letter, name, and so forth.FIG. 1 Map Symbols and Markings for Base Map or Base OverlayF 1846 98 (2008)2ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised t
16、hat determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapp
17、roved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you
18、feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual r
19、eprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).NOTE 1Letter may be written next to circle rather then in it for clarity.
20、NOTE 2The search coverage symbols are used to indicate the extent of actual coverage. If the task was not completed as assigned, then the symbolsshall cover only those areas actually searched. Additional segment boundary lines shall be added to define the limits of the actual coverage.NOTE 3 - replace with designator number, letter, name, and so forth.FIG. 2 Map Symbols and Markings for Base Map or Base OverlayF 1846 98 (2008)3
