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

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                                LIVERPOOL GRAVING DOCKS.
————————————————-+—————————+—————-+—————-+————-+—————
                                 | Position | Sill |Coping at | Length | Total
    Liverpool Graving Docks. | 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
    Birkenhead Graving Docks. |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
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