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The Cross Island MRT line (CRL) is a planned Mass Rapid Transit (MRT) line in Singapore
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International Red Cross Report Confirms the Holocaust …

The process of determining the elevations of a series of points at measured intervals along a line such as the centerline of a proposed ditch or road or the centerline of a natural feature such as a stream bed.
Normally we will assign an elevation of 100.00 to the datum rather using the mean sea level elevation.

The core of the Northern line evolved from two railway companies: the City & South London Railway (C&SLR) and the Charing Cross, Euston …
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The cross sections must extend a sufficient distance on each side of the center line to provide a view of the surrounding terrain.
Rod readings should be taken at equal intervals on both sides of the center line and at significant changes in the terrain.
Example: for a stream cross section, rod readings could be taken at 15, 30, 45, and 60 ft on each side of the center line as well as the edge of the stream and the top of bank of the stream.

PROFILE LEVELING DEFINITION OF PROFILE LEVELING The process of determining the elevations of a series of points at measured intervals along a line such as the centerline of a proposed ditch or road or the centerline of …
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(For example, taking a cross section profile of a stream bed while doing a profile survey of the stream.)
Cross sections are usually taken at regular intervals and at sudden changes in the center-line profile.

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