H.—lsa.

Return of Defects— continued.

Defective Fittings found on Inspection of Boilers for which Notice was given to renew during Financial Year ended the 31st March, 1904. 3 Blow-off cocks fitted with new pins in glands. 4 New sets of test-cocks. 1 Blow-off cock repaired. 6 New fusible plugs. 1 Check valve fitted with new studs. 1 New pipe for water-gauge. 4 New spring balances. 1 New flange for steam-pipe. 1 New flange and pipe for blow-off cock. 14 Steam-gauges. 8 New sets water-gauge mountings. 6 Safety-valves. 1 New stop-valve. 1 Safety-valve to repair. 4 New blow-off cocks. 5 Sets of water-gauge cocks fitted with new 2 New blow-off pipes. handles. 1 New screwed pin in end of blow-off cock. 4 Test-cocks repaired. 2 New safety-valve chests. 22 Water-gauge mountings repaired. 13 New manhole-doors. 18 New sludge-doors. 124 1 New water-gauge pipe.

No. 3.—Return of Notices given to repair Boilers during the Financial Year ended the 31st March, 1904.

6

Description of Defects. Dangerous. Defective in Lesser Degree. Total. Laminated plate, firebox ... Longitudinal stays wasted Manhole-doors bad Manhole-studs bad Patches defective Rivets in manhole-door bad Screwed stays wasted Shell much corroded Shell slightly corroded Sludge-doors bad Sludge-doors studs bad Thin round check-valve Thin round mud-doors Tubes pitted Tubes thin Tube-plates bad ... Tube-plates pitting Uptakes thin Wasted at blow-off cock ... Wasted on crown 3 6 1 16 10 12 6 5 17 36 51 12 20 1 48 4 24 13 7 9 10 10 1 H\ 18 12 6 5 17 36 51 18 20 1 58 5 2-1 15 7 11 10 10 10 1 2 2 Totals 47 463 510 Digesters found to be defective on Inspection during Fi ancial Year inded the 31s March, 1904. Description of Defects. Dangerous. Dangerous in Less Degree. Total. Internal corrosion Centre stay bad ... Number of bad rivets Riveting bad in doors Riveting of pipe-flange defective Top plates thin, and number of bad rivets 2 1 1 6 6 1 2 2 2 6 (i 1 4 2 Totals 16 21

Number. Type. Description of Repairs. 2 '4 1 1 2 2 1 1 1 1 Cornish a Shell patched at blow-off cock. Patches fitted on bottom of shell. Patch on front of boiler extended. A number of rivets in shell renewed. Furnace patched. Patch fitted on top of boiler under stop-valve. Four new stays fitted. Furnace-crown patched. Small patch on shell. Retubed. a Cornish tubular ... a » • • •