PART 1-SYMBOLS AND ABBREVIATIONS ON ADMIRALTY CHARTS.PDF
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Transcript of PART 1-SYMBOLS AND ABBREVIATIONS ON ADMIRALTY CHARTS.PDF
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It1
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i.Ptelned chan.el t P.tt
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Chart 5011(lNT 1 Format)
Edi t ion3-May2005
a7 TarE or /&nWSYMBOLS and ABBREVIATTONS
used on Admiralty ChartsCONTENTSSystem for UpdatingIntroduction and Schematic Layout
GENERALA Chart Number, Tifle, I\rarginalNotesB Positions, Distances, Directions, Compass
TOPOGRAPHYC NaturalFeaturesD Cultural Featu.esE LandmarksF PonsG Topographic Terms
HYDROGRAPHYH Tides, CurrentsI DepthsJ Nature of th SeabedK Rocks, Wrecks, ObstructionsL OtlshorelnstallationsI\,,1 Tracks, RoutesN Areas, LimilsO Hydfographic Terms
NAMGATION AIDS AND SERVICESP LightsO Buoys, BeaconsR Fog SignatsS Radar. Radio. Satellite Navigation Systems
U SmallCraft (Leisure) Facitities
ALPHABETICAL INIPEXESV Abbrevialions of principal Non_Enqlish Termsv Abbreviations ot P.nncipal Engljsh -TermsW InternationalAbbreviationsX Index
Section Key
inside ftonl cover2
I
1 4
1 9
25
30333538
4349
565860
62
6971
inside back cover
b| ishedat.raunion'UnitedKingdomundertheSuperinten O Crown Copyrtghl 2005. A[ .ighis rserued
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INTRODUCTION
Chad 50i 1 is pf imar y a keyto symbo s and abbreviatons used on Adm ra ly and lnternat ona Chaf ts comp led by lheUKHO (Un ted K ngdom Hydrographic Ol fce) . Varal ions mayocc!ron char ts adopled ln lotheAdmnaty ser ies lhatwereor gina y prod uced by another hyd rog raph c office. where lhese symbols and abbrev al ons are eas y L nderslood they willnot be in.llded as examp es i. th s pub icaton
Schetnatic Larout aJ Chart s01 |Th sedl ionolCharr50l t isbasedonthe Ch ar t s peci f ca l io ns o l the IHO' ( n ter ia t io . a l Fyd rog rap h c Organ zat ion)adopted in 19a2 wnh ater add t ons and coirections. The layout and number ng accords with the otficia HOversonolChanNT 1 (Englsh verson produced by Germany)
rra8ts, RoutesM o
Tracks Marked by Lights - P Leading Beacans - Q
l 1
ILdding lrne (the hm li.e 6 lhe
oo@@
@,G)
@ Cotunn s: Crass references ta the Chatt Spectaattore ot the lHO , M'1, Patt B.
The na* 4 in Cotunns 2, 3 and 4 indicates that this synboi wil only be faund on chane adopted inta the Admnalty chart seties.Hawevet uses shoukl note hal an such charls additianal a. difte.ent synbols not listed in lhis pDblication nay be used. Whete naleasily un.lerctaod, su.h synbals \'ill be expiained an Ihase chans
section desigEhu. (ln sone nautical publicatians this relercnce ispte tixed'l ,lat lntetnatianal)
C,oss ele.ence to tetns in alhet sectians.
Cotunn 1 Nunbe ng totlawing the lntemational "Chart Specificatims at the lHO . A letet in this calunn, e,g a, indicates a natianalsynbol lot which thete ts no lntetnalional equivalent
Calunn 2: lntetnational (INI) synbals used on Adni@lty chafts.Co.uf n J t.tn a-d e pta.o-aF.t E. qt,\
Calunn 1: Other synbal ot abbreviatlan used on Adnnalty .harts if ditreteht ftan Colunn 2 The m* I indicates lhal lhLsrcpresentatian at usage is absolescent.
Merr c un ts are lnlroduced o. Admiralty chans as they are modernised (excepl tor charts oi lhe walers around the U. iedStales otAnierca, where iathoms o. feet conl nle to be used) Falhom and/orteel charts can be d slinguished from metriccha s bv the use of greyJor land areas, a nole ntheijle block and in somecases bya prominentlegend lnlhe margin.
On metic charts the reference evelfor so!nd ngs ls g ven underthe chartlte On faihoms clrarts lhe reference leveLforsoundings rnay bo g ven under the ttLe;il not, it can be deduced lrom the llda niormation panel
The units used are g ven under the tte ol the chart. The posltion of a solnding slhe cenlre oilhe areacovrd bytlrefigos.
On melric chans depths of ess than 21 m are general y expressd n meires and dec metres. Where source i.lormation ssufricienry precise deprhs behdeen 21m and 31m may be given in haf metres. AlLother dplhs are shown in whole metres.
On lathom chans, depthsare generally expressd n ialhorns and feetwhere esslhan ll lms and in lathoms elsewhere.Whe re source iniormalion s suflic ently precise, depths between I I and I 5 lms may b6 given i. lathoms and feet. Oldercharts may show lractions ol fathoms n deplhs oi 10 ialhoms or ess and a lew arge-sca e charts show a ldeplhs ln ieel
' On adopted or co-produced cha s these ranges may vary.
Dryin8 h.ights undenined lis ures on rocks and banks wh ch !ncover indicate he shlsabove charldatum. Theyare given in melres anddecmetres o. n ieel as aooroDrlate
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\Heights a.e q ven n metres or in leetabovethe charted heig ht dalum; detairs are 9 ven in the Expranalory \ores underlhechart t i t e The pos I on of a he ght is norrna ty thal of lhe ct ; l a tongside i t , thus i ; parenrhesesare useo wnen Iheigureexp*sinq height h set apart ircnr the obiect (eg when showr.g lhe hergh r of a sma i s erl crearance hergf. may De rereredt o " i . i ' - d d , , 1 r " . o t h e - g h r s h , u , . " a s " | . i t o " - " r n i " , o t d . " . o , ) \ o l - " .Bear ngs are given from seaward and reterrorhetrue con pass
Asea mile is rhe renglh otone mnuteor atftlde oca rv, and sthe pr ncipa means ofexpressing distanceon Adnrnaty cha.ls.A cable s onetenrh oi a seamie.
Names on Admiratv charrs are spetr in acco.dance wilh the princ p es and systems appfoved by rhe perrnanent oornmirtee onGeographica Nanres forBritish Otfic a UseA second name may be giver in parenttreses in thetotownc circumstances
d. rhp 'e. . , ror r ; ru ieco . - -e.c" o d o.eo p-bt cdr on. .b . r l i . l h e c " s e o t a . . m e t h a t h . s c h a r g e d r a d c a t y , l h e r c l e n l o n o i t h e f o r m e r o n ; w t a d r e c o Q n t i o r r ic d 6 r r d e d r o p r d n a l r n o c 5 c o . , - r o r d . a r - , " d d . o 6 1 , " 6 " - ' 6 1 ; 5 1 s a 6 " . , 9
?"1-.1::l19li*:..kI,? :re e @n. I j!: -q,!i :ru9 9lAdrniraly chaft and pub cai ons. (Np 13i ) and res onar cararosuesraroDean l \pru5) Med rer ranean. (Npr 06) Barc (Np107), NorthWestEwope (Npj09) a[ pubishecjannualy.The lra ner's l ]andbook (NP I oo) nc udes iniormation on lhe fo{owing:
The use ol charts and the degree oi re ance rhar rnay be placed on lhem;chart supp y. and coirecrion: names, chadednaviqat io .adids i .avg.r ionahrardsrraf fcseparaionschemes;ot fshoreoi tandg;soperatonst tdesandcl rents ig e r e r d , r . r 6 1 . 6 0 1 0 o g / A o o a r l o 6 1 1 . - s e d o n ^ o r i . , , o n s . a t . o g a .
Information abolt leaturs fepresented on chads can also be found n the fofiow ng plb]icar ons or the r digirat equivatenls:Admira ty sa rmg D reclomj Adnrnav Lisr oi Lighls and Fog signarsr Admiraly Tde Tab es and fidarsrream A|ases;Adm ralty Lisl ot Fadio Signats Annua Not ces to Mar ners, |ALA Mar fine B!;yage Syslem.
A d m i r z r y c h a r r s a n d p u b r r . . r i o n 5 ( n c ! d r n g r h r s o n e ) a r e p r o l e c t e d b v c r o w n c o p v r i g h t r h e y a r e d e r v e d t r o m c r o w nuopvr gnl n rcrma.o. a nd rr om c opvr i9 h r nforma I on pLr brished by other organisations They may not be reproa lceo In anymalerialform (incrud ng pholocopvins orslorins bv eectrcnrc mea.s)witholi pr or permrssion ofthe copyrrghl owners, whichmay be solght by applylng, in the iirs|nslance rolheCopyrisht Manager The Uniled Krgdom Hydrogaihic Oflce, raLrnton,Somersel-lAl 2DN UK.
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Chart Number, Title, Marginal NotesAchffiatlc Layo* ol a Adhitaw tNr chad (Bdued h sha)
o @ @1909 IZ * IN IDEPTHSINMETRES
@-]z-
.$FdKqemNdds |tdrco4e'
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Chart Number, Title, Marginal Notes
Magnetic Featurcs - B Iidal Data - H Satelite Navigatian Systems + S
@ cnun n*ot - tn" n^i'.tty u,i""
@ cnnn n^no i, tn" nte,nutianat (iNr) chan seties
@ r,ui"utxn note 1,.p,in4 "nvns the date at pobticati.n as a New cha
@ Eeuaduction ahd Capyisht acknawtedseneht note At Adhratry chaft a,e subjdr ra c@wn Cop\,,sht rcstticti.ns
@ cu"t*, rnto'^ution, ra,r,n Nrnbet, Edinan Dare, (cherts Evised pnat ta Mav 21aa have New Ednian ttata at ba n nsht d .han)
@ |i/oto." rounnn",1"l ne yeat datesand nunbets ar Naticas t. Matines an(t (b) the datas (rs,att, bncketed)at n.alcanectians tnduderl n epmts but nat tamaly prcnulgaterl labandaned as a nethad ot canectian it; Bs6), lchals evsedpnd to May 2Arn have tte tegend Snall canectjons ).
@ oi.n "ion" or t. .*, n.at hnes ot the chan bardet ]n lhe case at chans on rta,svetse Metcatat and Gnanor rc ptutecuans,dimensrans nay be qD.ted fat alt b.de6 ot the chah tuhi.h diffet Sahe Fatharns .hatts sha|| the dinensias i; in;ha e.g. tss ao x
@@@@
@@@t9
6;)
Cha title Ihis shattd be qDotgd, th ar71it1@ t the.ha nun,Ler, Mq onenng a cha .
Explamtary nates an chan .onteht: to ba @d betoe Eing rh. .had
seals whete an I dfrnaltv chan is h the lnt-4natiahal cha saaes the seal ot t.e tntet nst)anzl H) arogr aph. ooanzanon (tHo) i5sho||n in add tian to the nahahat seat [email protected] at intena to"ut " n", ts o, ott u, n"t a." (u, ",.,t.i A, " Ln" ii"t, it ne *,e.aptDduce, (elL) ,pLbrsh1 lcilue) and the tHo \t)?rit Repoductjons at othet.hans have ths seakofaiginatptaducet(elt) andq 5 5 " e o o , o d . . o t a . .
. a \ - o 1 . . p o a t , a .
Lned scates an taee scale plan
Lt@t b6det scales lretrcs). an sfraller scale .ha'ls t1e lattude bddet shaDl.t be used ta neasue sed miles and cab/e,
Cauliana.y notes ff anl an chatted detail: to b t.td beforc u.in| the chart.
satrce Diagtan (il any) lf a Saurce Djagtan is nat shawn, detzijs al the sources used in the camp atian ot tne .hat are gjv6 tn heexptanaLJry hates Gee 1o). fhe Sout@ Dtagran or not' shoutd ba .tudted @efuly betore ising th. chatt ,, otdq ro .ssessth. rclhbtt y o, th6.out@s
@ a.t",.n". to a tu's", ""ut .had ar ptan &rh etetence teltet r ptan an sane chan)
@ Rebtace ta an adl.inins chan at sinitat s.ate
@ mr, vconreu- rue usE oFADMTFALTv cNARrs
@t Aeterance O Oe units usea tat depks neasttenent at Dse o/ n/c$r, rhe /egen4 OEPTHS N FATHOMS/FEET , /s sdwr o, cercrnnate @centtathans chafts||hetuc.htusian nightatheytse attse rhe /egerd WGS4pOSIONScan beptotteddrecryonths.nad. is sho||n tuhen applicable
@ corvelsio, sca/es la atla|| appnxinate .onverci.ns between nettic and tathms and leet unfts. an abe, cha s canvegjan tabjas
)
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B Positions, Distances, Directions, Compass
Geographical Posiiions
I
2
3 tten.Iianat t etidian lcteen .h)
5
6
7 P.sri.n apptu\rnaLe (h.L ac.L'atetydetetnine.t.t tto6 nat rcnan tixed) I T8 PEinan .iarbttul tepane.l in ntiots
I
1 0
1 1
1 2
Conlrol Points
20
2 1 e
22
23
24
a
Symbolised Posilions (Examples)30 n $
.'!i.* p.snran rs ..nne ot pnni.ty synb.t! f posrri., is ar bofon .l sJ,rnbol
32 o en o MAsr pa |,)nLa. F..u1tp posrti.ns)
33
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Positions, Distances, Directions, Compass B
Units40
42
43
45 tntatutianat Nauti.at Mite(s) (1 3s2n)
46
47
4a49
50
52
53
Magnetic Compass60
61
62
63
64
65
66
67
68.1 Nate at nagnetc niatian,
68.2 Nata al nagnetic vatianan, Mrynedc vdirrion: ,1.30'w 2004 (10)
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B Positions, Distances, Directions, Compass
70 Canpas Bases. Ttue and Mag.et).13a W 2aa1 (s E) or naercti. nath anaw n ansM.g.e!t: Uaaalian 4'30 W n 2AO1 arnut.ha.ge 9 E(ie na1netic vaiati.. de.tealnig 9 artual'/)
- ' '1\ l ' \ \; ' \ \ \
*\\ \s.S \. t \ - .o , . , \ , \ , ,
\\$,rr_ " S"
R:.--
rrr!r-4r. va.iaior rs express.r b h. ,.r/esr 5.nt1 rctai?s b 1 )anury at ttL. ye.h.n!la E ot W is g)Gr 1.) Ihe rcatesl nhute
,tlt, t[t,7,t,,
'.\
\
F :
' .t.':u" tilasnetj. Nath is;aitE.l/ '.. h.t4tts .anptsrnt)/'.4 1epatateptz.s.nd..
/.1. .hadt tha1ina i:a.atnls
=-
71 iIAGN ETIC VARIATION L NES AFE FOF 2OOOIhe magnticvarla{ion is shown rn degrees totowd by the eter E orW as appropriara, at cna ipos liois on lre ines Th annuarchanqe s expressed in m nutes wirh rhe tener E orW and is ! venin brackels imhed arelv ii,ll.w no rhc vali:r.n
Ma9nPr. a11ti.n \1tr4ate Lt t JanL.tr .t the re{ st te!1
82.1 wrthrn the 4ctase.1 atd the na?nDti.vanatdi my d.la@ t.i the nqnal
Local Magnel c Anomay WheE the atd af4ted ..n@t beealty .tehned, a leuad 6ly is
-
Coastline
2
3
4
5
6
7 Stany stn, Shingly shue
I
Natural Features
r '
It:
:
i;
i
i
I
,
I
':'
l
:
:
LII
!
Plane of Reference for Heights +H Relief
1 0 ffi c@ran lk6 with qat heightl l
App@xinaE calr! lines
-
C Natural Features
Fo n /r1, {irrr,por h.ighr
'14 Apptoxilat-. he)sht ot top ot tees
Waler Fealutes, Lava
2A
2 1
22
23
24
25 u'iffii ry\i,f;,f,.y1r.,26
I
-
Natural Features C
Vegetation
30
31
3 1 . 1
31.2
31.4
31 .6
31.7
31 .8
ENnple al ptMinent t@s
D*idrcre tee, unknon al
Evee@s (@pt @ntel
32
33 Matsh, SwMp, Salt march
t l
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D Cultural Features
Settlements, Buildings
1
2 setlffient wik scalleed buildings
3 seftlanent (an nediun and
4
5
6 hpatlanl buildhg in buill tp atea
7 E wI
Roads, Railways, Airfields
1 0
1 l
re rta.k, Path (]@se at un6tnaced)
t 4 wffi WWW
1 6 @tw1 7
a
b Helicoptet landkg ste, Helipan
12
-
Cultural Features DPlane of Reference for Heights -H Othor Cultural Features
20 w Vettical clearance abave Height Datun(n parcnth*F ||h6 displac.d ld .tairy) KKK22 Fired bddge with ved.al cleannce K
23.4
23.5
23.6
23.1
23.2
23.3
ap6in9 bddse (in senera, wt1 wISwing btidgewith ve icat cleaance
nmr Lifting tuldgewith @ icai claannceBascule btidge with venical cteannce
w reffiw DEw btidge wik vedical cleatance
24ltanspaftet bi.lqe with vefticalcteIance batween Height Damand lowe6l patt ol stMture
25 Avethead tanspanet Aatia!cabt ||ay with veni.al .lea@m rcm
26 PMet tansnissian lhe with pylonsahd tufe veniul cleatance ffi27 o@had dble tatephhe line,Ier.gtaph line with vett@l cledance W2a K Arethaad pipe wtlh @ ral.leatance29 fEwtloE: fhe sale renical cleatan e abore Hsig Datuh, as delined by the @pareibls authqity, is giren in
mgata wlwe ktuM: othewie the physicSl vsnicai .leatahce is shan jn black as in D2A.
13
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E Landmarks
General PlarE af Reference lar Heights ---'N Lighlhorses ---P aeaco's -Q
1 E2
E\.tnptes .t.ansptcr.lt ta.dnla sA teoerd tn .ap itai lettets tn.ti..!,.!rhri r learne rs ccr spi.!.Lrs
3 . 1
3.2
tu lnh Pr.t ti.t ji/nb.ls h tto-- pt6tr..)! r ! . h . s l F , . 1 . r ! r p . s i r D n )
[ (o)Het)rt at 1aP ot . 3t0ct t.
5 llco) H-.rqtrL .; t+ .t a sttucxt,F
Landmarks
1 0 . 1
10.2
10 .3
t
G)clD
l 1
'12
1 4
' t7
1 8
1 9
l 4
-
Landmarks E
20 re2 1 m watet bret, Watet tank an a taw6l mn ET23
24 I MauMt (including @hnn pitat, n25.2rc
26.1 wnd hnbne wnltu:brre m26.2
27
28 E Radia frast lelevision nasl Mast29 m Radia ta\|et Tetevisim tawel
30 .1
30.230.3
30.4re
31
32 TE33
34.2
34.3
35.2
auary (0 taryesale chans)
O@fty (M sna et scate cha s)
36
15
-
F PortsArtificial Fealures
1 ,,=44R--t
2 .1
2 .2
seaw.tt ('in tary-- s.ate.:h.is)
s,..!rr 1." sm./r-.r s.,re .n.nt
3
4 . 1
4.2
4 . 3
B|etk\r.td |ia6-- 1)or d.|s
Anakrrer fsr.Pc or .rt.Er-.
5
6 . 1
6.2
G I ar n e (. | tu ar s I n tt e tu a !,. | )
Harbour lnstallaUons Depths ,l Ancharcges, Limits 'N Beacans and athet fixed ttarks 'O Alarina 'U
1 0 3,
1 2 t \ l a e \ r hh r t t i " 9 l a . r r t t )
16
-
Ports F
17
1 7
1 8
1 9 o @ a o20 o g D "
2 1
22
23 .it)pway Patent stp Ranp
24
l'. :26 -
27
28
29.1
29.2
, , , -E !4 ' !99a! "q - - -
- '
30 wik! 6 kn.i w i yeat .tate
wuk at sea, Ata h.iet E.lani.tnn
32 ttvdtt s undet.a.str.ti.n
-
F Ports
33.2 pal1! slbrierged at hrgr M.er
a-> tsL r
a
Rivers, Canals, Barrages C/earar..s , D Signai Slailors -- T Cullual Features , D
40arn, !trrh disrar.. n.rl Disr.rn.esh!trr rr rr!.r ndr.irls j prrysr..isrrcrrleeq a rcr6e !r:ro i
41.2
r..r lor rarge.s..re .r.rlt
L..k 1., srrnrrr s..r.h.itT
42
Transhipmenl Facilities Roads --D Fatlways - D hrks 'E
50 B.ti .. E.ti.t|t.rtr t.nrn.i
52
53.1
53.2
53.3
t1'ca.e(d!i ntns.t..rrr)rtaretins @r-" (q) hht.r)
-+ ruo,) C.rbn'e, .hne lwt, trlt nQ npa.w)
Public Buildings
60 o T
62.1
62.2
s H-.atth.th.:eOtazrlr,.blrt.i)no
63 E
1 8
-
Topographic Terms G
123
567aI1 01 l
1 3a
;
Natural Land Features2021222324252627282930313233343536373839
5051525354
1 9
-
G Topographic Terms
Buildings
99: ; l6s 164 I65 16667 168 16 s l7071! ? l74
76 1t t l78 1go81a28384
1 8 5
1 8 788
1 8 9l s ol e ll e 21 9 3l s 4l s 5
96
l e aJ D
Laakart stalian, wat h ti||el
Cald starc Retttgdared stdage house
ldachtne house, Pjnp hoEe
"-
Road, Railand Aif Trailic
1 1 01 1 1' 1 t 21 1 31141 1 51 1 6't 17' 1 1 8
2A
-
l T
Topographic Terms
'130131132133134
136137'138139140
142't44
148149150151152153
155
C@tcalpah, hade p.tl
Harbour Installaiions170't711 7 21731741751761771741791801 8 11421 8 31441851 8 61471 8 81 8 9
Rs.epton lacitrtEs fat cjt\, ||astjs
Caoling ||atet intake/au[a l
21
-
H Tides, CurrentsTerms Relating to Tidal Levels
1 D4nn tt satn.)ins educran
2
3 Highest Astananrcal Tide
5
6
7
8
I
1 0
' t l
1 2
1 4
1 6
1 7
a
b
d
-
Tides, Currents H
vertical clearance - D Tide Gauge + f Tidal Levels and Chaded Data
N1TE Planes at eluence are nat enctly as shawn bet w lu all chatls. Ihey arc uM y defined k mt6 undet cha ti 6.
:=a[11h.: \'.\-./-/ o "i"'d""'" "b"
.",""",1[*T-'-'""" . """ """.JT-"":r.,.^:.r='" -""";".""
I toe taotes
30 labttu stateheht ol sfri diuhal q diunal tides
Otrshue pasi .n fat which
T dar Levers iered ro Datum ol
N/SHeishls n inelGs,{el abov datum
MHWN
MLHW
o; l l
3 5 1 1
: I 'E r l 3. \ :
EE
9 " o5 !
E
s e
o o o o
23
-
H tiOes, Currents
Tidal Streams and Currents Breakers -K Tide Gauge -
40 Flaad tide steah (wth rean sping nte) The nLnbet .l bbck .la6 an thetidat ste.n ano||s intli.at.s thenrnbet alhartsaltet H)gh al1.|| Watet at whr.h the strcans
T
4 1 Ebb tide stean (tuth hean spnns Ete)
42 Cjient rn @st cted wateB
43O.ean curent. Details ol ctientstenqth an.t seawat vaiatins
44
45
46 o P.snian af tabulated tidat ste.n o
t
24
-
Depths I
General
r l f 4 3
2 Satndtng at daubrlut deptn
3 .1
3.2
Repatted buL nat .onnmed
Repaned with yeat af Erar,
4 1.,4 Eepaned, but nat canfnne.i, tuundingat dansq t6 snat-scate chans dt)
a
Plane ot'Refercnce far Depths + H Plane af Refercnce far Heights rH Soundings and Drying Heights1 0
' 1 1 @,*- +]s .3? zLeast depth rn natb|| chanrel
jia N. banan IaLnd at dPpth sh.wn
1 4 l 2SaLndhgs taken ton ahi d
Dtying heights ahd @ntauts abave
b L.lall-tide .hannel lin itrte 'datarea)
Plane af Refercnce far Depths + H Depths in Fairways and Areas20 Ltnit af dEdged channel ot atea
Dedge.l .hannel at arca tuth depth oldredg|ng h fretres and decinetres Deplhs nar be srnM as 3,5 at 35 on sane
Dtedqe.l channetat arca th depln afdrcdgng and yeat af the latesr
23 Dtedged channet at aa with .Jepth
-
Depths
24
r r qvc 11a3)
Depth .1 .han datun, L. tlht h an.Ie.h.. becn swept ji\/ E dras Ihctatestdate af sweephg nay be thaw, tn
25
Unsurveyed Ilsa' Norer /
un:u eye.t u )mdequatety suryereoarca: aea with na.teqmte depth
, *^"; ts-"c M1e) d :I asee !r.,o! D a4ran)
Depth Contours
30 Latu watet (Lw) Line ch.i Daturn {CD)
BtLe tint in .ne .t naE shades, andtintibb]n. aE shawr la diffqentt)nrs a..atdins 1a the scale .rt1pupase .l thc .han .rd the tntu ne
an sane.hans the sla.darx set.l.ant.rts is augnre.ted bY add i.nat..nt LE in atdet t .lelint p.tti.ulalbathtmelr. leatrt5 at t t thc b--nertat' padi.Ltat .ateganes al shippingt1.Nerct in s.ne n3knces whe@ beptav sian at adtlitianal cntous wauldbe hetpldt the srtuer d.t avat.bte
Ah:ane chans .antau5 and tabels
an ch.tt. shaw.g depths tr f.lhdrste-'t,uie tollawiq .atuc .t Lsed:
1 - ' ', { i : : : ' : ' " 'i L T -
rco ,t ..
, u m l .
On sane @.enuy cute.r.d .hads .antau6ni.y he sh.w. b')t cortnhds lines
31 Appto\inate.iepth canbu4
26
-
Nature of the SeabedJTypes of Seabed
i
i4
5 1
i
7
BI
1 0 t1 l t
12.1
1 2 . 2
ho l a | e ' se 9 9and . t e t MDdMired bottm: ||herc the seabedcampises a nitxie at haleaak, thenarn cffiLiLrent k ailen l sleo hne Sahd wllh i4ud antl Shells
'13.1
1 4
a fb
c 1d te
f Is 1h I
tI
k T
mi
n t
27
-
J Nature of the Seabed
I
o
pT
qT
IT
s 1t
f
x
z
lntertidal Areas
20 AEa ot #nd .hd nud wthpatches d sto$ at gnvet
2 1
22
Qualitying Terms30 ':::\rr*'*32
33 t34
35 T36
1
37 138
39
28
-
Nature of the Seabed
aa
ab
ac
ad
aet
aII
agT
ahI
alt
ajak
al
am
an
ao
29
- K Roct