Ideas for safer, smarter work

RIMAYS insights

Practical guidance on AI, construction and workplace safety, digital systems and business automation for Malaysian organisations.

Malaysian embroidered panorama of excavation inspection, site mapping, escalation and verification

Garis Panduan CDM Edisi 2026

CDM 2026 · 52 of 52

Practical Appendices: Excavation Inspection, Site Scope and Supervisor Guidance

Connect inspection reports, whole-workplace mapping and SSS supervision to action, escalation and verified closure.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

15 Sept 20266 min read

Stop-motion paper theatre of a Malaysian design team evidencing a roof-access change through RAG

Garis Panduan CDM Edisi 2026

CDM 2026 · 51 of 52

Duty-Holder Checklists and RAG: How to Use Them Without Fooling Yourself

Use Appendices 1 and 2 as evidence-led decision controls with owners and dates—not decorative status colours.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

15 Sept 20266 min read

Stained-glass relief of notification data, deep excavation and a high-voltage interface

Garis Panduan CDM Edisi 2026

CDM 2026 · 50 of 52

Third and Fourth Schedules: Notification and Work Involving Particular Risks

Practical guidance for completing project notification and connecting work involving particular risks to the PCI and CPP.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

15 Sept 20265 min read

Cyanotype cutaway of a complete Malaysian site welfare compound ready before the first shift

Garis Panduan CDM Edisi 2026

CDM 2026 · 49 of 52

Minimum Welfare Facilities: What Must Be Ready from Day One

Second Schedule guidance for providing, commissioning, cleaning, maintaining and expanding site welfare capacity.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

14 Sept 20265 min read

Kirie diorama of a Malaysian design team planning ground-level facade prefabrication

Garis Panduan CDM Edisi 2026

CDM 2026 · 48 of 52

Nine General Principles of Prevention: A Design Decision Hierarchy

First Schedule guidance for applying the nine principles in sequence, recording options and prioritising collective protection.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

13 Sept 20266 min read

Screenprint documentary portrait of an SSS inspecting and escalating an edge-protection defect

Garis Panduan CDM Edisi 2026

CDM 2026 · 47 of 52

Site Safety Supervisor: Function, Authority and Reporting

Regulation 39 guidance for SSS appointment, presence, inspection, escalation, defect closure and trend analysis.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

13 Sept 20266 min read

Claymation diorama of a duty-holder and assistants reviewing a capability-gap matrix

Garis Panduan CDM Edisi 2026

CDM 2026 · 46 of 52

Safety and Health Assistance: When a Duty Holder Needs Help

Regulation 38 guidance for identifying gaps, verifying assistants, providing time and means, and arranging cooperation.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

13 Sept 20266 min read

Night photograph with illumination heat map showing a concrete pour, task lights and an emergency route

Garis Panduan CDM Edisi 2026

CDM 2026 · 45 of 52

Lighting: Night Work, Glare and Emergency Lighting

Regulation 37 guidance for natural and artificial light, safety colours, glare control and secondary lighting.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

12 Sept 20266 min read

Layered paper theatre showing heat rest, weather monitoring and a crane operation stopped during monsoon conditions

Garis Panduan CDM Edisi 2026

CDM 2026 · 44 of 52

Temperature and Weather: Heat, Rain, Wind and Stop-Work Criteria

Regulation 36 guidance for reasonable temperatures, weather protection, monitoring, stop-work and verified restart.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

12 Sept 20266 min read

Aerogel model showing concrete cutting with extraction and a confined space with gas monitoring

Garis Panduan CDM Edisi 2026

CDM 2026 · 43 of 52

Fresh Air: Dust, Vapour, Gas and Oxygen Deficiency

Regulation 35 guidance for fresh air, source control, ventilation, failure warnings, monitoring and RPE.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

12 Sept 20266 min read

Hammered-copper relief showing controlled hot work, a fire watch, alarm and accessible extinguisher

Garis Panduan CDM Edisi 2026

CDM 2026 · 42 of 52

Fire Detection and Extinguishers: Match the Hazard

Regulation 34 guidance for risk-based detection, alarms, extinguishers, user instruction and hot-work control.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

12 Sept 20266 min read

Kirigami construction interior with two independent emergency routes leading to safe areas

Garis Panduan CDM Edisi 2026

CDM 2026 · 41 of 52

Emergency Routes and Exits: Two Routes That Actually Work

Regulation 33 guidance for providing, signing, lighting and maintaining routes to identified safe areas.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

11 Sept 20266 min read

Isometric engraving showing evacuation, a muster point, rescue team and ambulance route

Garis Panduan CDM Edisi 2026

CDM 2026 · 40 of 52

Emergency Procedures: A Plan That Actually Works

Regulation 32 guidance on scenarios, roles, warnings, evacuation, head counts, emergency teams and drills.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

11 Sept 20265 min read

Stained-glass triptych showing fire, flooding and confined-space controls

Garis Panduan CDM Edisi 2026

CDM 2026 · 39 of 52

Fire, Flooding and Asphyxiation: Planning for Major Scenarios

Regulation 31 guidance on preventing risks from fire or explosion, flooding and substances likely to cause asphyxiation.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

11 Sept 20266 min read

Paper-cut illustration of a telehandler with blind zones and a banksman in a protected position

Garis Panduan CDM Edisi 2026

CDM 2026 · 38 of 52

Vehicles and Mobile Plant: Operators, Reversing and Parking

Regulation 30 guidance on operators, inspection, blind spots, reversing, parking and edge controls.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

10 Sept 20266 min read

Textile-quilt plan showing a one-way traffic loop and protected pedestrian routes

Garis Panduan CDM Edisi 2026

CDM 2026 · 37 of 52

Traffic Routes: Designing Safe Movement

Regulation 29 guidance on route design, people-vehicle segregation, crossings, unloading and inspection.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

10 Sept 20265 min read

Gouache illustration of a Malaysian jetty with guardrails, lifebuoy and rescue boat ready

Garis Panduan CDM Edisi 2026

CDM 2026 · 36 of 52

Drowning Prevention: Work Over or Near Water

Regulation 28 guidance on fall prevention, buoyancy PPE, rescue equipment, drills and transport by water.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

10 Sept 20266 min read

Cyanotype print of a temporary distribution board and controlled electrical isolation

Garis Panduan CDM Edisi 2026

CDM 2026 · 35 of 52

Energy Distribution: Temporary Boards, PBB/ELCB and Isolation

Regulation 27 guidance for board positioning, cable protection, PBB/ELCB, inspection, isolation and utility controls.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

10 Sept 20266 min read

Diorama inspection board showing defect, stop, repair and release

Garis Panduan CDM Edisi 2026

CDM 2026 · 34 of 52

Inspection Reports: When Work Must Stop

Regulation 26 guidance for risk notification, closure, 24-hour reporting, remedy and release.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

9 Sept 20265 min read

Technical cutaway illustration of a Malaysian river cofferdam and caisson

Garis Panduan CDM Edisi 2026

CDM 2026 · 33 of 52

Cofferdams and Caissons: Design, Water and Rescue

Regulation 25 guidance for PEPC design, water monitoring, pumps, access, inspection and rescue.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

9 Sept 20265 min read

Photorealistic cross-section of a Malaysian utility trench with trench box and safe access

Garis Panduan CDM Edisi 2026

CDM 2026 · 32 of 52

Excavation: Prevent Collapse, Water and Utility Damage

Regulation 24 guidance for utilities, support, water, edge loads, access and pre-entry inspection.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

9 Sept 20266 min read

Malaysian rock-cut site with controlled perimeter and remote control point

Garis Panduan CDM Edisi 2026

CDM 2026 · 31 of 52

Explosives: Control from Storage to Misfire

Regulation 23 guidance for authority, inventory, transport, perimeter, firing, release and misfire.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

8 Sept 20266 min read

Malaysian demolition team assessing a warehouse with sequence and isolation overlays

Garis Panduan CDM Edisi 2026

CDM 2026 · 30 of 52

Demolition: Surveys, Isolation and Safe Sequence

Regulation 22 guidance for surveys, utility isolation, stability, exclusion zones and written arrangements.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

8 Sept 20266 min read

Wood marquetry model of a concrete structure with props, bracing and load paths

Garis Panduan CDM Edisi 2026

CDM 2026 · 29 of 52

Structural Stability: Temporary Works, Propping and Sequence

Regulation 21 guidance for temporary-works design, load paths, inspection and controlled removal.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

8 Sept 20266 min read

Felt diorama of an orderly fenced Malaysian construction site beside a school

Garis Panduan CDM Edisi 2026

CDM 2026 · 28 of 52

Site Organisation and Security: Protecting Workers and the Public

Regulation 20 guidance for good order, cleanliness, fencing, signs and public-interface control.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

7 Sept 20267 min read

Ceramic mosaic of a Malaysian construction site with protected access, edges and openings

Garis Panduan CDM Edisi 2026

CDM 2026 · 27 of 52

Safe Construction Workplaces: Access, Edges and Openings

Regulation 19 guidance for controlling access, egress, edges, floor openings and working space against actual site conditions.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

7 Sept 20267 min read

Malaysian site leaders mapping control zones on a construction-site model

Garis Panduan CDM Edisi 2026

CDM 2026 · 26 of 52

Part IV: Determining Who Controls Site Requirements

Guidance for mapping actual control, coordinating responsibility and verifying Part IV requirements at construction sites.

Ir. Ts. Dr. Hj. Mohd Fairuz Ab Rahman (PMP)Ir. Ts. Dr. Mohamad Syamir bin Senin.

6 Sept 20267 min read

Malaysian M&E and commissioning teams verifying electrical isolation before handover

Garis Panduan CDM Edisi 2026

CDM 2026 · 25 of 52

Contractor 2: Training, Instruction and Interface Coordination

A CWC guide to assessing capability, giving usable instruction and controlling M&E handover before energisation.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

5 Sept 20269 min read

Malaysian excavation crew planning controlled work stages with a cutaway trench model before work begins

Garis Panduan CDM Edisi 2026

CDM 2026 · 24 of 52

Contractor 1: Planning and Controlling Your Own Work

A CWC guide to planning, managing and monitoring its own package, coordinating interfaces and controlling change with evidence.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

5 Sept 202610 min read

Malaysian construction workers consulting and testing a work sequence around a formwork mock-up before a decision

Garis Panduan CDM Edisi 2026

CDM 2026 · 23 of 52

Worker Engagement: From Toolbox Talk to Decision

A PCWC guide to turning toolbox talks and worker views into traceable decisions, actions and effectiveness reviews.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

5 Sept 202610 min read

Malaysian construction team receiving induction and pass checks at a factory entrance with separated routes and welfare facilities

Garis Panduan CDM Edisi 2026

CDM 2026 · 22 of 52

PCWC 2: Induction, Site Security, Instructions and Welfare Facilities

A PCWC guide to site-specific induction, authorised access, usable instructions and maintained welfare facilities.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

5 Sept 202610 min read

Woven illustration of a site management team coordinating schedules and actions in a control room; conceptual illustration only

Garis Panduan CDM Edisi 2026

CDM 2026 · 21 of 52

PCWC 1: Planning, Managing, Monitoring and Coordinating the Site

A PCWC guide to simultaneous work, resources, inspections and action closure supported by evidence of actual site conditions.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

4 Sept 202610 min read

Etched-glass digital building model linking anchor, tendon and plant information to a file; conceptual illustration only

Garis Panduan CDM Edisi 2026

CDM 2026 · 20 of 52

Safety and Health File: Information for Future Work

An SHF guide to essential information, residual risks, version control and PCWD, PCWC and client handovers for future work.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

4 Sept 20268 min read

Layered-paper conceptual bridge-site map with separate public traffic, work and welfare areas; not an engineering plan

Garis Panduan CDM Edisi 2026

CDM 2026 · 19 of 52

Construction Phase Plan: Minimum Content and Making It Useful

A project-specific CPP guide: safety and health arrangements, site rules, specific measures, implementation evidence and review after change.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

4 Sept 20268 min read

Linocut illustration of a design team discussing a plant-room model and maintenance access; not a construction drawing

Garis Panduan CDM Edisi 2026

CDM 2026 · 18 of 52

PCWD: Coordinating Design Risks Across Disciplines

Regulation 12 guidance on coordinating architecture, structure and M&E decisions, closing actions with evidence and informing the PCWC.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

4 Sept 202611 min read

Conceptual cyanotype plan with a highlighted tendon corridor; not a construction drawing or drilling map

Garis Panduan CDM Edisi 2026

CDM 2026 · 17 of 52

Designer Duty 2: Communicating Significant Residual Risks

Regulation 11 guidance on reaching the right people with significant residual-risk information, on usable documents and before work starts.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

4 Sept 20267 min read

A before-and-after architectural maquette showing an air-conditioning unit moved from a roof edge to a ground-level service courtyard

Garis Panduan CDM Edisi 2026

CDM 2026 · 16 of 52

Designer Duty 1: Eliminate Hazards Before Controlling Risk

Practical Regulation 11 guidance for eliminating foreseeable risk through design before reducing, controlling and communicating residual risk.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

2 Sept 20266 min read

A kinetic sculpture showing an information relay between structural, lift, M&E and construction teams

Garis Panduan CDM Edisi 2026

CDM 2026 · 15 of 52

General Duties: Capability, Cooperation, Communication and Information

Practical Regulation 10 guidance for capability, cooperation, danger reporting and usable information.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

31 Aug 20264 min read

An architectural watercolour showing homeowners, a designer and contractors in a CDM duty-transfer workflow

Garis Panduan CDM Edisi 2026

CDM 2026 · 14 of 52

Domestic Clients: Who Performs the CDM Duties?

Practical guidance on who performs CDM duties for a domestic residential project.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

30 Aug 20264 min read

A paper diorama showing threshold testing, JKKP 12 submission, certificate display and update workflow

Garis Panduan CDM Edisi 2026

CDM 2026 · 13 of 52

Project Notification to DOSH: Thresholds, Particulars and Updates

Practical guidance to test Regulation 8 thresholds, complete JKKP 12, display the certificate and update project particulars.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

30 Aug 20264 min read

A ceramic relief showing PCWD and PCWC appointments with capability evidence and an organisation chart

Garis Panduan CDM Edisi 2026

CDM 2026 · 12 of 52

Appointing PCWD and PCWC: When and How

Practical guidance for early PCWD and PCWC appointment, capability assessment and written authority.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

30 Aug 20263 min read

A graphic-novel triptych showing evidence, findings, escalation and compliance verification

Garis Panduan CDM Edisi 2026

CDM 2026 · 11 of 52

How the Client Ensures PCWD and PCWC Compliance

Practical guidance for taking reasonable steps to ensure PCWD and PCWC comply with their duties.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

29 Aug 20263 min read

A glass-and-ink shadowbox showing a live CPP and future Safety and Health File handover

Garis Panduan CDM Edisi 2026

CDM 2026 · 10 of 52

Construction Phase Plan and Safety and Health File: The Client’s Responsibility

Practical guidance for verifying a usable CPP before work and controlling Safety and Health File handover.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

29 Aug 20264 min read

A top-down investigation board with utility plans, asbestos survey, soil report and existing drawings

Garis Panduan CDM Edisi 2026

CDM 2026 · 9 of 52

Pre-construction Information: What Must Be Provided?

Practical guidance for compiling, filtering, issuing and updating relevant and proportionate PCI.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

29 Aug 20263 min read

An illuminated acrylic installation showing project milestones, changes and review loops

Garis Panduan CDM Edisi 2026

CDM 2026 · 8 of 52

Client Duty 2: Maintaining and Reviewing Management Arrangements

Practical guidance for keeping project-management arrangements alive and reviewing them after change.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

29 Aug 20263 min read

Editorial photography with cyanotype overlays showing programme, budget and risk-control planning

Garis Panduan CDM Edisi 2026

CDM 2026 · 7 of 52

Client Duty 1: Sufficient Time, Funding and Resources

Practical guidance for providing sufficient time, funding and resources and reviewing project arrangements.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

28 Aug 20263 min read

A gouache boardroom illustration showing joint owners appointing one lead client

Garis Panduan CDM Edisi 2026

CDM 2026 · 6 of 52

Identifying the Lead Client When a Project Has Multiple Owners

Practical guidance for identifying the lead client while retaining other clients’ information and cooperation duties.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

28 Aug 20263 min read

An isometric control-room diorama mapping the client, designers and contractors

Garis Panduan CDM Edisi 2026

CDM 2026 · 5 of 52

CDM Interpretation 3: Who Is the Client, Designer and Contractor?

Practical guidance for mapping the client, CWD, PCWD, CWC and PCWC by actual function and control.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

28 Aug 20264 min read

A linocut illustration of permanent work, scaffolding, excavation, services installation and demolition

Garis Panduan CDM Edisi 2026

CDM 2026 · 4 of 52

CDM Interpretation 2: Construction Work, Structure and Project

Practical guidance for reading construction work, structure and project together when determining CDM scope.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

28 Aug 20264 min read

A paper collage showing a site change looping back to CDM design review and coordination

Garis Panduan CDM Edisi 2026

CDM 2026 · 3 of 52

CDM Interpretation 1: The Pre-construction Phase Can Continue During Construction

Practical guidance for controlling design changes when pre-construction work continues during construction.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

27 Aug 20264 min read

An architectural cutaway showing activities assessed under Malaysia's CDM Regulations

Garis Panduan CDM Edisi 2026

CDM 2026 · 2 of 52

Application of Malaysia's CDM Regulations 2024: Which Projects and Work Are Within Scope?

A practical scope guide for projects, maintenance, installation and alteration work under Malaysia's CDM Regulations.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

27 Aug 20264 min read

A Malaysian project team managing CDM risk from design and construction through handover

Garis Panduan CDM Edisi 2026

CDM 2026 · 1 of 52

CDM 2026 Guidelines: How to Start Compliance from Concept to Handover

A practical CDM 2026 guide for clients, designers and contractors, covering the compliance workflow, evidence, a Malaysian project example and official DOSH references.

Ir. Ts. Dr. Mohamad Syamir bin Senin.

27 Aug 20267 min read