- 1913
N°609, last PB15 built for QGR, entered service
- 1955
Derailment: ROMA ST, NCL, BB18.1022 on 445 Down at crossover, due to left leading bogie spring dropping from the loco.
- 1956
Derailment: MAYNE Yd, NCL, EE/Vulcan DEL1205.
- 1961
EEA DEL1259 [A.047] entered service.
- 1967
Clyde DEL1730 [67-512] entered service.
- 1973
Collision: Cambridge St LC, ROCKHAMPTON, NCL, Clyde DEL1493 on 201 Down & a Holden ute.
- 1974
Derailment: 325m 0ch, CORFIELD-OLIO, EEA DEL1645 on 67 Down.
- 1976
Derailment: TOOWOOMBA Yd, ML, Walkers DH59 on shunt, due to Driver & Fireman failing to keep a proper lookout.
- 1988
Walkers EL3634 entered service.
- 1989
Com-Eng EL3168 & EL3269 both entered service.
- 1998
EAGLE JCT-DOOMBEN, Pinkenba Bch, rail service re-introduced.
- 2000
KURABY, Beenleigh Bch, 3rd Rd electrification energised.
Researched and compiled by Peter Burkitt, with later additions as sourced. About this list, abbreviations and the full calendar