Unit Book J4

The Eastern Top of the Main Staircase (Version 1a)

Overviews. Stratighraphy. Volumetry

Markers

Yasmine Mahmoud – May 2025

Introduction
Control points

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Introduction

For the approach to volumetry, see the Geo-referentiality section in the Grammar.

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Control points

The following list contains all the Markers deliminating the loci of J4 an the control points used as reference points for relays.

k60 corners: m4478, m4479, m3668, m4480.	k61 corners: m4354, m4443, m3668, m4244.	k62 corners: m4306, m4307, m3665, m4305.	k63 corners: m4303, m4304, m4305, m4302.	k64 corners: m4300, m4301, m3817, m4397.	k70 corners: m4470, m4471, m3666, m4469.
k71 corners: m4253, m4254, m3665.	k72 corners: m4252, m4445, m4446, m3840.	k73 corners: m4450, m4467, m4401, m4394.	k74 corners: m4400, m4399, m3833, m3814.	k80 corners: m4473, m4474, m4246, m4472.	k81 corners: m4359, m3671.
k82 corners: m4413	k83 corners: m4409, m4410.	k84 corners: m4503, m4412, m3830, m3820.

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