Pakuratahi - Summit

In contrast to the previous section from Kaitoke, this section includes the largest bridges to be found on the route, and steep gradients amidst impressive mountainous terrain.

Main features

• 99 yard (91 metre) Pakuratahi tunnel located on a 5 chain (100 metre) radius curve
• The 80' (24 metre) Pakuratahi Truss Bridge over the Pakuratahi River
• Under-strutted simple beam bridge over Ladle Bend Creek, located on a 5 chain (100 metre) radius curve
• Ruling gradient of 1 in 39 for route from Maymorn to Summit, uphill from Ladle Bend bridge
• Steep, incessant gradients, typically 1 in 40 - 54
• Ventilation shaft for the Rimutaka Tunnel located near the Paruratahi Tunnel.