APPENDIX CC-Contd.
(5) Pumping Stations (quantity pumped in million gallons)
1968-69 1969-70 Raw water 110,752 81,737 Filtered water 44,126 50,591 Salt water 10,842 12,955(6) Meters
... Additional meters installed ... ... Total meters in service at end of year(7) Routine Mechanical and Electrical Works
Items of work carried out in Workshops 1968-69 1969-70 Meters overhauled 52,576 85,030 Major engine overhauls 296,433 Top engine overhauls 379,102 Major pump overhauls 1,709 1,896 Other repairs or works 36,069 37,146 Contracts let 20 37 Electrical inspections 36 38 Electrical faults repaired 56 48 Electrical major overhauls 33 83 ... ... 53 83 43,164 428 847 22 9(8) Trunk and Distribution Mains
The following fresh and salt water trunk and distribution mains were laid. Fresh Water Salt Water Steel 21 ins. dia. and over (ft.) (ft.) Cast Iron 4 ins. to 18 ins. dia. 30,774 4,630 Asbestos Cement 3 ins. to 24 ins. dia. 15,858 993 Galvanised Iron 3 ins. to 6 ins. dia. 144,003 47,126 P.V.C. 3 ins. to 6 ins. dia. 97,613 23,322 ... ... 176 205