(1250; plan; profile) (4-75)
FRAME 4-76.
The portal view shows the mouth of the tunnel, and the material of which it is constructed. It may also show a
limited section of the approach route.
The mouth of the tunnel is sketched in the _________________________________________________ view.
(description; crossing) (4-103)
FRAME 4-104.
The pertinent design features of the vessel(s) are recorded in item 16. This information includes the number
and construction type of units, the method and power propulsion, length, beam, draft, gross and net tonnage, and
capacity.
The next item records in detail the pertinent design features of the ___________________________________ .
4-40
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