Page:History of merchant shipping and ancient commerce (Volume 2).djvu/588

 -                               LIVERPOOL GRAVING DOCKS. -++-+-+-+                                |    Position      |  Sill     |Coping at  | Length  |   Total |  and Width of   |  below    | Hollow    |   of    | Length of                                 |    Entrance      |  Datum. | Quoins   | Floor. |  Floor. |  or Passage. |          |above Dtm. |        | -++-+-+-+                                 |          Ft. In. | Ft. In. | Ft. In. | Ft. In. |  Ft. In. Canada Lock as a Graving Dock   |          100   0 |   7 9     |  28 0     |    .. |  588   0 Huskisson Lock as a Graving Dock |           80   0 |   6 6     |  38 0     |    .. |  395   0 Sandon Graving Docks, No. 1      | East      60   0 |   3 6     |  26 0     | 565   0 | No. 2     |  "        70   0 |   3 6     |  26 0     | 565   0 |                      No. 3      |  "        60   0 |   3 6     |  26 0     | 565   0 | No. 4     |  "        70   0 |   3 6     |  26 0     | 565   0 |                      No. 5      |  "        45   0 |   3 6     |  26 0     | 565   0 | No. 6     | West      45   0 |   3 6     |  26 0     | 565   0 | |                 |           |           +-+  3390   0 Clarence Graving Docks, No. 1    | N. Outer  45   0 |   3 0     |  26 6     | 451   0 | | N. Inner 45   0 |   0 6     |  18 0     | 289   0 | No. 2   | S. Outer  45   0 |   3 0     |  26 6     | 454   0 | | S. Inner 32   0 |   0 6     |  18 0     | 286   0 | |                 |Sill above |           +-+  1480   0 |                 |  Datum. |          |         |                                 |                  |           |           |         | Canning Graving Docks, No. 1     | North     35   9 |   1 8-1/2 |  23 3     | 436   0 | |                 |Sill below |           |         | |                 |  Datum. |          |         |                       No. 2     | South     35   9 |   0 0-1/2 |  23 3-1/2 | 482   0 | |                 |           |           +-+   918   0 Queen's Graving Docks, No. 1     | East      42   0 |   1 8-1/4 |  27 7-3/4 | 465   0 | No. 2    | West      70   0 |   3 6     |  27 5     | 467   0 | |                 |           |           +-+   932   0 Brunswick Graving Dks. No. 1    | East      41   0 |   2 6     |  26 6     | 460   0 | No. 2    | West      41   6 |   2 6     |  26 6     | 462   0 | |                 |           |           +-|   922   0 Herculaneum Grvg. Dks. No 1     | West      60   0 |   4 0     |  26 0     | 758   6 | No. 2    | East      60   0 |   4 0     |  26 0     | 753   0 | |                 |           |           +-+  1511   6                                                                                      +      Total Length of Floor of the Liverpool Graving Docks                            | 10136   6

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=========================================================================+==========                              BIRKENHEAD GRAVING DOCKS. -++-+-+-+                                |                  |  Sill     |Coping at  | Length  |   Total |Position and Width| under    |  Hollow   |   of    | Length of                                 |    of Entrance. | Datum. | Quoins   | Floor. |  Floor. |                 |           | abv. Dtm. |        | -++-+-+-+                                 |        Ft. In. | Ft. In. | Ft. In. | Ft. In. |  Ft. In. Morpeth Lock as a Graving Dock  |         85   0   |  12   0   |  26   0   |    .. |  468   0 West Float No. 2                 | East    50   0   |   7   9   |  25   0   | 750   0 |    .. No. 3                | West    85   0   |   7   9   |  25   0   | 750   0 |  1500   0 |                 |           |           +-+      Total Length of Floor of the Birkenhead Graving Docks                           |  1968   0 Ditto of the Liverpool Graving Docks                                           | 10136   6 +          Total                                                                      | 12104   6 +