APPENDIX No. 2. Vol. iv., p. 69.
Dredging Machines of the River Clyde Trust, with their Dimensions, Cost, and Power.
The plant is made up as follows:—
| 6 | steam dredgers, |
| 14 | steam hopper barges, |
| 1 | steam tug, |
| 3 | diving bells, |
| 270 | punts, and numerous small boats. |
The value of the whole plant is estimated at 140,000l.
General Dimensions of Largest Dredger:—
| Ft. | In. | |
| Extreme length | 161 | 0 |
| Depth at sides amidships | 10 | 0 |
| Breadth moulded | 29 | 0 |
| Rise of deck at centre | 0 | 10 |
| Sheer of deck | 2 | 3 |
| One bucket ladder, 89 ft. 6 in. between centres. | ||
| Size of buckets, 3 ft. 3 in. ⨉ 2 ft. 5 in. ⨉ 1 ft. 11 in. | ||
| Capacity of buckets, 13½ cubic ft. each. | ||
| Mean working draught, 6 ft. to 7 ft. | ||
Engines.—Horizontal, condensing, 2 cylinders with link motion, governor, and all recent improvements, say 75 H.P.
| Ft. | In. | |
| Diameter of cylinders | 2 | 3 |
| Length of stroke | 3 | 0 |
Average strokes per minute, 33.