New Zealand Gazette – 1927 – No. 1

Page 41

✨ Weights and Measures Regulations



JAN. 13.] THE NEW ZEALAND GAZETTE. 41

Steelyards. (Regs. 65 to 67.)

The application of Table 12 to steelyards shall be in accordance with Regulation 67.

Pit-bank Weighing-machines.

On pit-bank weighing-machines the maximum error shall not exceed 7 lb., and this amount shall be allowed at any load, and the toleration for sensitiveness shall be a like amount.

TABLE 13.—WEIGHBRIDGES. (Regs. 72 to 78.)

Capacity. Vibrating. Vibrating or Accelerating. Accelerating.
Sensitiveness when fully loaded. Error in Excess or Deficiency when fully loaded. Weight required to bring back the Steelyard from the Position of Greatest Displacement when fully loaded.
1 ton .. 2 lb. .. .. 2 lb. .. .. 4 lb.
Above 1 ton .. 1 lb. per ton to 5 tons, ¼ lb. per ton for next 20 tons, and ⅛ lb. per ton for each ton of capacity thereafter 1 lb. per ton to 10 tons, ½ lb. per ton for next succeeding 10 tons, and ¼ lb. per ton thereafter 4 lb. for first ton, 1 lb. for next succeeding 29 tons, and ½ lb. per ton thereafter.

In the above table the load is assumed to be distributed on the platform.

The errors permissible on the verification of weighbridges with dials shall be twice those shown in Table 13.

Crane Weighing-machines. (Regs. 79 to 81.)

The application of Tables 12 and 13 to crane weighing-machines shall be in accordance with Regulation 81.

TABLE 14.—AUTOMATIC WEIGHING-MACHINES. (Regs. 82 to 85.)

Errors permissible on the verification of automatic machines used as specified hereunder :—

Use. Capacity. Error in Excess or Deficiency.
Weighing articles such as tea, coffee, grain, and other granular substances, and free-running substances generally ½ lb. .. .. 20 grains.
1 lb. .. .. 1 dram.
2 lb. .. .. 1½ ,,
4 lb. .. .. 2 ,,
7 lb. .. .. 4 ,,
14 lb. or 28 lb. .. 8 ,,
56 lb. .. .. 1 oz.
112 lb. .. .. 1½ oz.
Weighing articles such as wheat, (elevator scales, &c.) 1,000 lb. and over 0·125 per cent. of load on any one of twenty or more consecutive weighings, or 0·0625 per cent. of load on the average of twenty or more consecutive weighings.
Weighing coal .. .. 1 cwt. or over .. 0·5 per cent. of load on any one of twenty or more consecutive weighings, or 0·25 per cent. of load on the average of twenty or more consecutive weighings.

For substances which do not run freely a tolerance not exceeding in any case 1 per cent of the load may be fixed by the Chief Inspector.

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✨ LLM interpretation of page content

🏭 Regulations under the Weights and Measures Act (continued from previous page)

🏭 Trade, Customs & Industry
Weights and Measures, Regulations, Steelyards, Pit-bank Weighing-machines, Weighbridges, Crane Weighing-machines, Automatic Weighing-machines