رار
31
Question.
PORTS AND HARBOURS OF THE BRITISH EMPIRE:
Humber Hull and Immingham,
1. At bar or entrance, what At the month of the Huber the minimum width is 1 mile, and the
minimum navigable depth 60 ft. (L,W.0.8.T.). in:-
(1) the minimum width?
(2) the
minimum
navigable depth, L.W.O.S.T.!
(Note-If between the en-
trance and the deep sea, there are bars or shoals, where a lesser depth occurs than the mini- mum indicated above, a list of such obstructions and of the depths over them (L.W.O.S.T)
should be given.)
2. In the approach channel The width of the channel up the Humber varies from about mile (at Hall)
to 1 mile and the depth from from bar or entrance to berthing accommodation, what is :-
to
(L.W.O.S.T.).
(the minimum and
maximum width?
(2) the minimum
and
maximum depth, L.W.0.8.T.?
3. What is-
(1) the rise and fall of tides
(a) ordinary springs,
(b) ordinary neaps?
(2) the rise of ordinary neaps above L.W.0.8.T.?
(1) (a) Ordinary springs, 22 65 ft.
(2)
(8) Ordinary neaps, 10-04 ft.
UNITED KINGDOM.
Leith.
Tees (Middlesbrough).
h
The entrance to Leith Harbour is from The entrance to Middlesbroug
the Firth of Forth,
is from the River Tees.
23
Tyne Newcastle. North Shields, South Shields)
The width of the entrance to the Tyne between the Pier Heads is 1,180 ft. and the depth 30 ft. (L.W.0.8.T.)
575
The width of the entrance between the piers is 230 ft., and varies from that to 500 ft. up to the entrance to the various docki.
The depth of channel ulso varies, and is dredged to the level of the sills at the various docks. That to the Imperial Dock is dredged 13t, ins. (L.W.O.S.T.).
to
The width of the dredged chamel from the Tees to the entrance to the Middlesbrough Dock is and the depth 15 ft.
Į (L.W.OST.).
The dredged channel from the Pier Heads to a point nearly abreast of Cliffords Fort is about 400 ft. in width. From thence to the North- umberland Deck it varies from about 570 ft. to aluzi 1,020 ft. From the Northumberland Dock to Newcastic Quay it varies from about 135 ft. to about 780 EL.
The channel from the BAL to the Northumberland Dock is in course of being dredged to about 30 ft. (L.W.O.S.T. And from thence to Derwenthaugh (above Newcastle) to about 25 ft. (L.W.O.S.T.).
(1) (8) Ordinary springs, 15 ft. 9 ins.
(b) Ordinary neaps. 10 ft. 9 ins.
(1) (2) Ordinary springs, 17 ft. (5) Ordinary neaps, 7 ft. (2) Rise of ordinary neaps above
L.W.O.S.T., 12 A.
(1) (a) Ordinary springs:
Ft. ins
At Shields
15
业
At Newcastle
14
(b) Ordinary neups 11
نا
+
(2) Rise of ordinary neups above
LW.O.S.T. about 11 ft. 4 ins.
4. What is the maximum available depth of water- (a) at piers or wharves,
L.W.0.8.T.?
(b) in the case of enclosed
docks, in the e-
trance locks, if any, and at dock quays, H.W.O.N.T.?
Hull.
The new joint dock is the deepest
in the port.
The depth of water at the entrance lock to this dock i 32 ft. 114 ins. (H.W.O.N.T.) over the inner silk, and the maximum depth of water in the dock itself is
ft. ine.
Immingham.
The depth of water at the entrance lock to the Imminghau Dock is 43 ft. 6 in. (H.W.O.N.T.) over the inner sill, and the maximum depth of water in the dock itself in
ft.
The Imperial Dock is the deepest in the port. The depth of water at the entrance lock to this dock is 28 ft. 11 ina. (H.W.O.N.T.) over the inner sill and the maximum depth of
ft. water in the dock itself
The depth of water in the entrance(a) The maximum depth of water which
lock to the Middlesbrough Dock is 27 ft. (H.W.O.N.T.) over the inner sill. and the depth in the dock in the same as on the sill.
has been dredged in connection with the the berthing of vessels on Tyne is 33 ft. (LW.0.8.T) ut a shipyard fitting-out berth. At No. 1 and No. 2 coul shipping staithe. Whitchill Point, beluuging to the Tyne Improvement CommİK- sioners, the approximate depth is 27 Et. (L.W.OS.T)
by Otherwise the greatest depth is to be found in the Tyne Dock, on the south side of the river, belonging to the North Eastern Railway Co. The depth in the entrance lock of this dock is 27 ft. 9 ins. (H.W.O.N.T.) over the inner sill, and the maximum depth of water in the dock itself is
ft.
B 1
A
No comments yet.
Private notes are available after approval.