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This 2020 edition is a significant update, enhancing earlier versions (such as the 2014 and 2005 editions) to reflect modern construction technologies, sustainable practices, and stricter safety compliance. Key Components of the Specification
Covers masonry, structural steel, roofing, carpentry, plumbing, and finishing works. Importance of the Specification in JKR Projects
: Governs the installation of metal deck roofing, clay tiles, and concrete tiles, alongside specific insulation underlayments. standard specification for building works 2020 jkr pdf
Standardizes welding inspections (NDT), bolt tightening torque, and anti-corrosion coating systems. Section J through P: Finishes and Fittings
The JKR Standard Specification for Building Works is a mandatory technical document that outlines the materials, workmanship, and execution standards for all building contracts under the purview of the Malaysian Public Works Department. The 2020 edition represents a major overhaul from the previous 2005 version, incorporating modern construction techniques, updated material standards (aligning with MS and ISO), and stricter quality assurance protocols.
| Section Code | Title | Key Changes in 2020 | | :--- | :--- | :--- | | | General Requirements | New clauses on site records, COVID-19 SOPs, and waste management plans. | | B | Site Clearance & Demolition | Stricter noise and dust control (EIA compliance). | | C | Earthworks | Updated compaction requirements (95% MDD for structural fill). | | D | Concrete Works | Mandatory use of high-yield bars (Grade 500). | | E | Masonry | Introduction of lightweight blocks and autoclaved aerated concrete (AAC). | | F | Underwater Concreting | New methodology for marine structures. | | G | Carpentry & Joinery | Sustainability certification for timber (FSC/PEFC). | | H | Waterproofing | Liquid-applied membranes mandated for wet areas. | | J | Roofing | Metal roof insulation requirements (U-value max 0.4 W/m²K). | | K | Finishes (Floor, Wall, Ceiling) | Enhanced slip resistance (R10+ for public areas). | | L | Painting & Decorating | Low-VOC (Volatile Organic Compound) paints only. | | M | Drainage & Sewerage | Integration with SPAN (National Water Services Commission) specs. | | N | External Works | Permeable paving for stormwater management (MSMA 2nd edition). | Do you need assistance based on this document
Specifications for ceramic tiles, terrazzo, vinyl, and raised floor systems.
The is an indispensable guide for achieving excellence in construction.
Mix designs and surface preparation to prevent cracking. Importance of the Specification in JKR Projects :
If you are planning to reference this document, ensure you have the full, updated version. If you need to check for specific materials or workmanship standards, you can find the complete, searchable text online, such as in this Scribd document .
Reflects JKR’s policy on BIM implementation, including model authoring, data exchange, clash detection and employer’s information requirements for all major building projects.
– Detailed standards for concrete materials, mixing, and structural execution.