Data from an Archaeological Recording at Chiltern Tunnel, North Portal, Buckinghamshire, 2021 (HS2 Phase One)

This collection includes images, GIS data, reports, site records, and spreadsheets from archaeological recording at Chiltern Tunnel, North Portal, Buckinghamshire (HS2 Phase One). The work was carried out by INFRA Archaeology in February 2021.The investigation focused on two areas, C21036 and C21037. While postholes and pits were uncovered, the majority of recorded features consisted of geological variations, tree throws, and root hollows. The identified postholes and pits suggest Bronze Age or Iron Age activity.

本数据集涵盖英国白金汉郡HS2一期工程奇尔特恩隧道北入口考古记录工作所产生的影像、地理信息系统（Geographic Information System, GIS）数据、报告、场地记录及电子表格。本次考古工作由INFRA Archaeology于2021年2月开展。调查聚焦于C21036与C21037两处区域。尽管发掘出土了柱洞与坑穴，但绝大多数记录在册的遗迹为地质差异、倒树遗迹及树根凹坑。经确认的柱洞与坑穴表明该区域存在青铜时代或铁器时代的人类活动痕迹。