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469
PORT OF
1. At bar or entrance, what is :—
(1) the minimum width ?
(2) the minimum navigable depth, L.W.O.S.T.?
(Note.—If between tho entrance and the deep
sea there are bars or shoals where a lesser '
depth occurs than the minimum indicated •
above, a list of such obstructions and of the '
depths over them (L.W.O.S.T.) should be j
given).
2. In the approach channel from bar or entrance
to berthing accommodation, what is :—
(1) the minimum and m a x i m u m width .
(2) the minimum and m a x i m u m depth,
L.W.O.S.T. .
3. W h a t is—
(1) theriseand fall of tides
(a) ordinary springs,
(6) ordinary neaps 1
(2) the rise of ordinary neaps above
L.W.O.S.T.?
4. W h a t is the m a x i m u m available depth of
water—
(a) at piers or wharves, L.W.O.S.T. ?
(6) in the case of enclosed docks in the
entrance locks, if any, and at dock
quays, H.W.O.N.T. .
5. What are the respective lengths of piers, !
wharves, or (in the case of enclosed docks)
dock quays, where the m a x i m u m depth of '
water, referred to in Question 4, exists .
W h a t percentage does the total of these '
lengths bear to the total accommodation at the !
port .
\
6. What are the dimensions (length, loaded
draught,* and beam at that draught) of the
largest vessels which under existing circum- i
stances, can b e —
(a) berthed alongside any pier or wharf {
(L.W.O.S.T.) .
|
(6) in the case of enclosed docks—
i
(1) admitted direct to .
or
I
(2) admitted through the entrance lock !
of any important dock or docks, '
H.W.O.N.T. i
7. W h a t are the dimensions (length, breadth,
and depth over sill H.W.O.N.T.) of the largest
dry dock orfloatingdock in the port .
8. Are operations in progress to increase the depth
of water—
(a) at the entrance and in the approach
channel—
(6) in the case of enclosed docks, at the
entrance lock, if any, of any important
dock or docks—
(c) at the principal berths—
to 40 feet at L.W.O.S.T. (in the case of the berths
at enclosed docks, H.W.O.N.T.), and is accom–
modation being provided for vessels 1,000 :
feet in length and of 100 feet beam .
If not, to what extent is deepening being effected,
and for vessels of what dimensions (length,
draught, and beam at that draught) is accom–
modation being provided or in contemplation .
SOL.
Open roadstead.
N o approach channel.
N o regular tides. There is an irregular rise and
fall of from lft. to lift.
15 ft. at end of pier.
The length of pier is 800 ft. but the depth of
water referred to in question 4 exists only
at outside T end of pier.
(a) length 200 ft., draught 14ft.,beam 30 ft.
:a Nc .
(c) No.