D.—l

110

Table II. —Lake Coleridge Electric-power Supply.—Analysis of Capital Outlay.

Table III.—Lake Coleridge-Electric-power Supply.—Operating or Working Costs.

Total Expenditure to 31st March, T . , _ Difference in Expenditure " em ' I during Year 1928-29. 1928. 1929. £ £ £ Land, roading, and fencing .. .. .. 24,125 24,320 +195 Harper diversion .. .. .. .. 23,007 23,133 + 126 Headworks No. 1 .. .. .. .. 211,346 235,702 -f 24,356 Headworks No. 2 .. .. .. .. 237,311 223,263 -14,048 Power-house machinery .. .. .. 205,658 208,210 +2,552 Staff village .. .. .. .. .. 24,571 24,611 +40 Transmission-lines .. .. .. .. 365,748 381,188 +15,440 Addington Substation .. .. .. .. 80,021 84,619 +4,598 Primary distribution .. .. .. .. 67,859 49,977 —17,882 Secondary distribution .. .. .. 106,733 106,792 +59 Service transformers and meters .. .. 8,008 6,869 —1,139 Vehicles and loose tools .. .. .. 28,476 27,849 —627 Telephone-lines .. .. .. .. 1,903 1,903 Office furniture .. .. .. .. 255 261 +6 Surveys, preliminary expenses, &c. .. .. 114,627 119,804 +5,177 Interest during construction .. .. .. 61,433 62,761 +1,328 Total .. .. .. 1,561,081 1,581,262 +20,181

1928. 1929. Item. j Cost per Unit n _ of Co3t per Unit tost * Distributed. U)St# | Distributed. £ d. £ d. Harper diversion .. .. .. 2,813 0*008 1,201 0*003 Generating .. .. .. 12,336 0*035 10,170 0*025 Transmission-line .. .. .. 4,184 0*012 3,375 0*008 Main distribution .. .. .. 3,356 0*009 3,255 0*008 H.T. distribution .. .. .. 3,565 0*010 1,500 0*004 L.T. distribution .. .. .. 4,442 0*013 4,564 0*011 Stand-by Management .. .. .. 9,358 0*026 6,066 0*015 40,054 0-113 30,131 0-074 Units distributed—1928, 84,770,718 ; 1929, 98,044,964.