| Item Number | Date | Description | |
|---|---|---|---|
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1055 | 24 May 1916 | Fourth Lock Masonry: Culvert floor slabs near west end |
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1056 | 25 May 1916 | Fourth Lock Masonry: Placing first concrete in widewalls |
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1057 | 25 May 1916 | Fourth Lock Masonry: Detail of steel culvert forms |
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1058 | 8 June 1916 | Fourth Lock Masonry: Concreting first section of filling culvert |
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1059 | 8 June 1916 | Fourth Lock Masonry: First section filling culvert, placing reinforcement in roof |
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1060 | 21 June 1916 | Fourth Lock Masonry: Concreting first section wall on south side |
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1061 | 21 June 1916 | Fourth Lock Masonry: Four sections filling culvert completed, erection of steel wall forms |
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1062 | 21 June 1916 | Fourth Lock Masonry: Construction of floor slabs of filling culverts |
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1063 | 3 July 1916 | Fourth Lock Masonry: Cranes handling the back trusses of the steel wall forms |
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1064 | 8 July 1916 | Fourth Lock Masonry: Erection of steel forms, trusses for back form and bulkheads in place |
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1065 | 8 July 1916 | Compensating Works: Rock face below sluices, looking north along east side of cofferdam |
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1066 | 8 July 1916 | Compensating Works: View looking east from west cofferdam, showing sluices No. 9 and No. 10 |
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1067 | 8 July 1916 | Compensating Works: View looking east from west cofferdam, showing sluices No. 11 and No. 12 |
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1068 | 13 July 1916 | Fourth Lock Masonry: General view looking east, showing cross section of culverts and anchor rods in foreground |
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1069 | 13 July 1916 | Fourth Lock Masonry: Steel forms for narrow wall, timber verticals on bulkheads and steel sheathing on back form |