Document ID: chunk:federal_register_of_legislation:F2022L01461:reg:2027:p6
Version: federal_register_of_legislation:F2022L01461
Segment Type: reg
Provision Reference: reg 2027 (pt 6/9)
Character Range: 137986–142770

99.8%

POSITION:                             Latitude:                                                                                          41° 09.5269' S
                                      Longitude:                                                                                       146° 21.3317' E
                                      Datum:                                                                                           WGS84

CHARTS:                               AUS 798

BA LIST OF LIGHTS:                    K 3550

DAYMARK:                              White round brick tower with red vertical stripes, surmounted by white lantern, 16 metres high.

SECTORS:                              Red:                                                                                             100° - 114° (014°)
True bearings from seaward            White:                                                                                           114° - 242° (128°)
                                      Red:                                                                                             242° - 274° (032°)
                                      Obscured:                                                                                        274° - 100° (186°)

COLOUR OF LIGHT:                      White, Red

CHARACTER:                            Flashing (4) in                                                                                  20.0 seconds
                                      Flash:                                                                                             1.0 seconds
                                      Short eclipse:                                                                                     2.0 seconds
                                      Long eclipse:                                                                                    10.0 seconds

LENS:                                 700mm f.r. 174° dioptric

LIGHT SOURCE:                         Sealite LED SL-LED-216-W

LANTERN:                              1889 Chance Bros, cylindrical

STRUCTURE:                            White round brick tower, 11 metres to base of lantern

ELEVATION:                            37 metres

RANGE:                                Nominal                                                                                          White: 14 nautical miles
                                                                                                                                       Red:      9 nautical miles

                                      Geographical                                                                                     16.9 nautical miles

Appendix 5. Document detailing 1921 acetylene explosion inside Mersey Bluff Lighthouse & Transcription
Figure 15. Original document detailing acetylene explosion at Mersey Bluff Lighthouse 1921. NAA: P1130, 29/0006 (© Commonwealth of Australia, National Archives of Australia)
Mersey Bluff Report 1921 – Transcription
Page 1
   1. Memorandum _                                                                      Devonport   28/11/21
   2.          The District Bay _ _ _
   3.                 No 3 District
   4.                          Melbourne
   5.
   6.                       Mersey Bluff Light
   7.
   8. Regarding the above I now have to report as
   9. follows: - when returning from Cape Sorell
  10. inspection on November 25th on arrival at
  11. Burnie at 8P.M. was informed by Capt M_____
  12. Harbourmaster that the Mersey Bluff Light was
  13. reported out. Then got in touch with Capt Ireland
  14. Harbourmaster Devonport who confirmed same
  15. and who also stated that he had visited the tower
  16. at 6P.M. and there was then a very strong smell
  17. of acetylene. Decided to motor to Devonport
  18. to save gas if possible and left Burnie by
  19. T____ motor at 9P.M. and arrived at Devonport
  20. at 11 P.M. Was met by the Harbourmaster and
  21. proceeded to the Tower, broke open the padlock
  22. of outer door and after taking the readings
  23. quickly, cut out the cylinders. Endeavoured
  24. three times to grip the stairs but could not
  25. reach the first landing, so at 2 A.M. 26th
  26. came away from the tower and at 6 A.M. was
  27. able to get Hobart re forwarding of are flasher.
  28. Later again, was able to reach the lantern and
  29. writing the state of matters came away and
  30. forwarded the telegram to you. Again returned
  31. to the tower and also engaged Mr J. Sellers to
  32. assist with the cleaning. Of the ____  ____
  33. portion, one section had the two lower prism
  34. bars destroyed and one bar cracked, on the

  Page 2
  35.  other section two