Table A. Organization and structu,
:e of the Documentation Sheets
Letter Divisional-sheet
Data
Responsible Government
Offices
0 Organizational sheet
B4 Organization,
Rijkswaterstaat Afdeling
Heading.
Havenmonden
Combinations, i.e.
(State Waterboard, Dept.
AB, AC, AD, AE, ABC, of Harbour Entrances)
ABD, etc.
A Locational entities
UTM grid
Rijkswaterstaat
Geographical grid
(State Waterboard)
Decca pattern
Meetkundige Dienst
Boundary Dutch
(Surveying Service)
Continental Shelf
Territorial boundary
B Lithosphere
Coast (land/water)
Hydrografie
Hydrosphere
line
(Hydrographie Service)
Beacons (fixed)
Telephone cables
PTT Nautische Inspektie
(State Post Telegraph
and Telephone Comp.
Nautical Inspection)
Pipelines
Staatstoezicht op de
Drilling sites
Mijnen
(State Supervisory Body
on Mining)
C Sea floor Geological
Geological Sample
Rijks Geologische Dienst
Survey
Coring
(State Geological Service)
Sonia reconnaissance
sediment/rock type
D Acts
Boundaries of:
Hydrografie
Shipping routes,
(Hydrographie Service)
Ammunition dumping
areas
Regula tions
Training areas
Resolutions
Restricted mining
Staatstoezicht op de Mijnen
areas
(State Supervisory Body
Treaties
Dredger dumping
on Mining)
areas
Concessions
Sand exploitation
Gas/oil exploitation
areas
Dredger dumping
Staatstoezicht op de Mijnen
(State Supervisory Body
on Mining).
Note: A A, excluding Decca pattern
C Sonia profiles only
CONTENT OF D1VISIONAL-SHEETS
With their program for the automatic plotting of the U.T.M. grid, the geographical
grid and hyperbolas, the Surveying Department could take care of the electronic position
determination (Decca system). This information is represented on the type A
divisional-sheet (see also table A).
K.N.A.G. Geograßsch Tijdschrifi VI 1972) Nr. 3 279
