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The mean speed of traffic travelling on SH2 Petone to Ngauranga at 8.30am in 1986 is 27km.
The mean speed of traffic travelling on SH2 Petone to Ngauranga at 8.30am in 1196 is 28km
The mean speed of traffic travelling on the SH1 Auckland Southern Motorway Northbound at 8am in 2000 is 32km.
The mean speed of traffic travelling on the SH1 Auckland Southern Motorway
Northbound at 8am in 2001 is 42km.
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