A St John spokeswoman said they have taken the rider to Tauranga Hospital by ambulance.
The New Zealand Transport Agency said via their Twitter page there were traffic delays in both directions and to avoid the area if possible.
UPDATE 2.20PM There are traffic delays in both directions due to a crash on #SH2 between Chapel St and Dive Cresent. Avoid the area if possible. ^MF https://t.co/nO6JO6TPuF
— Waka Kotahi NZTA Waikato/BoP (@WakaKotahiWaiBP) March 13, 2019