✨ Safe-Working Loads for Fibre Ropes
2704
THE NEW ZEALAND GAZETTE.
[No. 61
Table No. 21.—Fibre-rope Yard-arms and Coal-whips.
TABLE OF SAFE-WORKING LOADS FOR BEST-QUALITY ROUND FIBRE ROPES
WHEN NEW AND WHEN USED FOR YARD-ARMS OR COAL-WHIPS, AND
WHEN THE LOAD IS CARRIED ON A SINGLE PART (DIAGRAM NO. 9).
(Ropes to be closely spun and not tarred.)
| Size of Rope. | Size of Rope. | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Circumference, in Inches. | Diameter, in Inches (approximate). | Breaking-load, in Pounds. | Working-load, in Tons, &c. | Working-load, in Pounds. | Circumference, in Inches. | Diameter, in Inches. | Breaking-load, in Pounds. | Working-load, in Tons, &c. | Working-load, in Pounds. |
| 1¾ | 9/16 | 2,466 | T. cwt. qr. lb. | 411 | 3½ | 1¹¹/₈ | 9,882 | 0 14 2 23 | 1,647 |
| 2 | 5/8 | 3,222 | 0 4 3 5 | 537 | 3¾ | 1³/₁₆ | 11,340 | 0 16 3 14 | 1,890 |
| 2¼ | 23/32 | 4,086 | 0 6 0 9 | 681 | 4 | 1⁹/₃₂ | 12,906 | 0 19 0 23 | 2,151 |
| 2½ | 13/16 | 5,040 | 0 7 2 0 | 840 | 4¼ | 1¹¹/₃₂ | 14,565 | 1 1 2 19 | 2,427 |
| 2¾ | 7/8 | 6,102 | 0 9 0 9 | 1,017 | 4½ | 1⁷/₁₆ | 16,326 | 1 4 1 5 | 2,721 |
| 3 | 15/16 | 7,254 | 0 10 3 5 | 1,209 | 4¾ | 1¹¹/₂ | 18,195 | 1 7 0 8 | 3,032 |
| 3¼ | 1¹¹/₃₂ | 8,514 | 0 12 2 19 | 1,419 | 5 | 1¹⁹/₃₂ | 20,160 | 1 10 0 0 | 3,360 |
Table No. 22.—Fibre-rope Yard-arms, Coal-whips, Span-purchases, and Guys.
TABLE OF SAFE-WORKING LOADS FOR BEST-QUALITY ROUND FIBRE ROPES
WHEN NEW AND WHEN USED FOR YARD-ARMS, COAL-WHIPS, SPAN-
PURCHASES, OR GUYS, AND WHEN THE LOAD IS CARRIED ON TWO
PARTS (DIAGRAM NO. 10).
(Ropes to be closely spun and not tarred.)
| Size of Rope. | Working-load, in Tons, &c. | Working-load, in Pounds. | Size of Rope. | Working-load, in Tons, &c. | Working-load, in Pounds. | ||
|---|---|---|---|---|---|---|---|
| Circumference, in Inches. | Diameter, in Inches. | Circumference, in Inches. | Diameter, in Inches. | ||||
| 3½ | 1¹¹/₈ | T. cwt. qr. lb. | 3,294 | 4½ | 1⁷/₁₆ | T. cwt. qr. lb. | 5,442 |
| 3¾ | 1³/₁₆ | 1 9 1 18 | 3,780 | 4¾ | 1¹¹/₂ | 2 8 2 10 | 6,064 |
| 4 | 1⁹/₃₂ | 1 13 3 0 | 4,302 | 5 | 1¹⁹/₃₂ | 2 14 0 16 | 6,720 |
| 4¼ | 1¹¹/₃₂ | 1 18 1 18 | 4,854 | 3 0 0 0 |
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VUW Te Waharoa —
NZ Gazette 1926, No 61
NZLII —
NZ Gazette 1926, No 61
✨ LLM interpretation of page content
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Table of Safe-Working Loads for Best-Quality Round Fibre Ropes (Yard-Arms and Coal-Whips)
(continued from previous page)
🚂 Transport & CommunicationsSafe-Working Loads, Fibre Ropes, Yard-Arms, Coal-Whips, Marine Department
🚂 Table of Safe-Working Loads for Best-Quality Round Fibre Ropes (Yard-Arms, Coal-Whips, Span-Purchases, and Guys)
🚂 Transport & CommunicationsSafe-Working Loads, Fibre Ropes, Yard-Arms, Coal-Whips, Span-Purchases, Guys, Marine Department