Locomotive is the Aveling and Porter No. 9449 "The Blue Circle" is a specialized 2-2-0GWT (geared well tank) standard-gauge steam locomotive based at the Nene Valley Railway.

Aveling and Porter No. 9449 "The Blue Circle"

• Type: Geared steam locomotive (wheel arrangement 2-2-0GWT)
• Built: 1926 (the last standard-gauge traction engine/locomotive built by Aveling and Porter)
• History: Previously operated at Snodland Cement Works and passed through several heritage collections before arriving at the Nene Valley Railway. It underwent an overhaul completed around May 2026

HWW!!