Category Archives: All

Navigating BCA Permit to Commence Structural Works (ST Permit): A Step-by-Step Guide

Introduction Obtaining a Building and Construction Authority (BCA) permit is necessary before commencing structural works in Singapore. This permit – formally known as the Permit to Carry Out Structural Works, or ST Permit – is a distinct regulatory step that follows structural plan approval and must be secured before any physical construction begins on site. […]

Periodic Structural Inspection PSI vs Construction Supervision: Keeping Singapore Buildings Safe

Introduction Periodic structural inspection (PSI) and construction supervision are two distinct but complementary safety systems that protect Singapore’s built environment across its entire lifecycle. While they share the common goal of ensuring structural integrity, they operate at fundamentally different stages, involve different professionals, and address different categories of risk. Understanding how each system works – […]

The Role of RE and RTO in Quality Assurance Concrete: Essential Supervision for Singapore Construction Projects

Introduction Resident Engineers (REs) and Resident Technical Officers (RTOs) are the mandatory site supervisors who control concrete quality on Singapore construction projects. Their roles, defined under the Building Control Act (Cap. 29, 1989), cover everything from witnessing fresh concrete sampling to evaluating cube compression results and inspecting reinforcement before a pour proceeds. This article covers […]

Why Every Structural Work in Singapore Requires a QP S Legal Consequences of Non Compliance

Introduction Every structural work in Singapore legally requires the appointment of a Qualified Person (QP) before any construction activity begins. The Building Control Act mandates this requirement without exception – whether you are modifying a load-bearing wall in a landed home, constructing a commercial building, or undertaking underground building works. Failure to appoint a QP […]

QP Design vs QP Supervision: Why One Engineer Might Not Be Enough in Singapore

Introduction In Singapore, the Building Control Act draws a clear regulatory line between QP(Design) and QP(Supervision), and that distinction is the reason one engineer might not be enough. QP(Design) prepares and submits structural plans for approval, while QP(Supervision) oversees construction on site to confirm the works match those approved plans; these are separate statutory roles […]

The Triad of Site Supervision in Singapore: Demystifying QP(S), RE, and RTO Roles Under BCA Regulations

Introduction Every construction project in Singapore operates under a legally mandated three-tier supervision framework that places a Qualified Person (Supervision), Resident Engineer, and Resident Technical Officer at the center of structural safety and regulatory compliance. Understanding how QP supervision in Singapore works-and how RE and RTO requirements under BCA intersect-is essential for anyone involved in […]

Heritage House: Complete Guide to Owning, Restoring, and Preserving Historic Properties

Introduction A heritage house is a historically significant residential property-typically built before 1940-that carries architectural, cultural, or community importance worthy of preservation. Heritage houses are recognized for their unique architectural style and cultural value, serving as physical touchstones to the past that tell the stories of how earlier generations lived and worked. Whether you’re considering […]