BCA minimum pre-construction survey zones

记录详情

数值

Minimum zone is 15 m for landed development; for non-landed development with basement or underground space it is 30 m or 3H for good soils, 60 m or 6H for soft soils without fluvial sand/peat/peaty clay, and 90 m or 9H for soft soils with fluvial sand/peat/peaty clay; the larger paired value applies and H is maximum excavation depth including localised pits

单位

minimum survey zone and calculation rule

数值类型

observation

适用人群

Building works involving demolition, piling, foundation, tunnelling or site formation in Singapore

分母口径

BCA Guidelines on Preconstruction Survey

统计期间

BCA guideline accessed 2 September 2026; current page last updated 26 January 2026

检索日期

2026-09-02

地理范围

sg.geo.country.singapore

备注

Landed developments also have neighbour-notification and communication-plan requirements; survey zones and communication duties do not replace permits, design, impact assessment or monitoring.

日期表示本记录的统计期间与适用范围。核验日期并不代表规则目前已经生效。

资料来源

• https://www1.bca.gov.sg/docs/default-source/docs-corp-regulatory/building-control/guidelines_on_preconstruction_survey.pdf 访问日期 2026-09-02