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SECTION 5.0 – ARCHITECTURAL COMPONENTS, MATERIALS AND FINISHES SECTION 5.0 – ARCHITECTURAL COMPONENTS, MATERIALS AND FINISHES

metal deck or other approved materials shall act as a primary roof covering shall be used for large roof areas to accelerate water discharge under
above the reinforced concrete slab to prevent leakage and water ponding. BS 6367: Code of Practice for Drainage of Roofs and Paved Areas.

5.2.6 Suppose a reinforced concrete flat roof is used. In that case, it shall be g) Gutter for marine environment shall be pre-painted finish with metallic
provided with high performance and chloride-free material waterproofing coated steel with minimum aluminium/zinc-alloy as stipulated in the
system, with a bonded warranty for not less than ten (10) years in addition latest JKR Standards Specification for Building Works and other
to a general warranty provided by the contractor. The sample of material guidelines as listed in 5.1.3.
shall be submitted for the PD’s concurrence.

5.2.7 The roof used shall be of a complete roofing system consisting of tiles, 5.3 FLOORS
fittings, roof system components, and accessories designed to cater for a
variety of roof finishing details in compliance with the manufacturer’s 5.3.1 Floors shall be concrete slab unless otherwise specified and floor finishes
technical specifications, including minimum recommended pitch of the roof are shown in Appendix 3 – Schedule of Summary of Architectural
(roof tiles gradient). The colour of the tiling fillers shall match the colour of Components and Materials. All plastering, paving, and tiling works shall
the roof tiles. comply with the latest JKR Standard Specification for Building Works.

5.2.8 Roof tiles shall conform to MS 297, and unless otherwise specified on the 5.3.2 All size, pattern, and colour of floor finish materials shall be of the PD’s
drawings, they shall be laid on the metal trusses system to engineer’s concurrence with HODT’s and the Client’s verification, if necessary.
details and PD’s approval. The tiles shall be free from all defects and
fungus. 5.3.3 Workstation and computer rooms shall have anti-static vinyl floors. The
raised floor system (i.e., for ICT rooms), wherever specified, shall have
5.2.9 Whenever metal roof decks are used, it shall be a concealed fixing system adequate space underneath for pedestal, wiring, cables with cable outlets,
of a minimum of 0.48 mm thick based metal (BMT) of pre-painted aluminium and electrical openings. The raised floor system shall be flush with the
and zinc-coated steel on both surfaces. surrounding floor finishes.

5.2.10 Gutters and Rain Water Down Pipe (RWDP): 5.3.4 All floor areas requiring sports activities shall be constructed and finished
with appropriate systems and materials that meet sports standards.
a) All roof drainage systems shall be completed with roof accessories, Outdoor and indoor sports court shall be finished with sports court surfacing
including gutters, debris strainers, and RWDP with bracing. RWDP system (e.g., rubber paint, epoxy, or PU paint finished) to the PD’s
bracing shall be installed to sustain vibration from the rapid water flow. concurrence.

b) Placement of gutters and RWDP shall be aesthetically integrated into 5.3.5 All floor skirtings shall be not less than 100 mm high unless otherwise
the overall façade design or concealed. Numbers and sizes of RWDP specified.
shall be determined and endorsed by the Civil Engineer.

c) Wherever uPVC or zinc-alloy coating steel gutters and rainwater 5.3.6 Vinyl
downpipes are used, they shall comply with MS 1063, MS 1196 and
shall be provided with a bonded warranty not less than five (5) years. a) Vinyl sheet or vinyl tile flooring shall be of minimum 2 mm thick high-
performance premium quality homogenous type (Type T or Grade 1),
d) Roof gutters shall be of non-corrosive and non-toxic materials, durable, specified following the function of the room or area, carried out by
able to resist all climatic effects, and remain dimensionally stable over specialists from the approved supplier of the material and complies with
time. Its profile shall complement any architectural style, easy to manufacturer’s method of installation, to the following types and
assemble, lightweight, and maintenance-free. performances:

e) RWDP in reinforced concrete column shall be avoided. i. Vinyl Type 1: Heavy-duty to withstand heavy traffic of trolleys.
ii. Vinyl Type 2: Anti-static conductive to cater for aseptic and dust-
f) RWDP shall be avoided inside the building, and any exposed RWDP at free environment (meant for OT Room, Server Room, Imaging
the circulation area shall be protected. RWDP with a siphonic system
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2021 EDITION HEALTH FACILITY ARCHITECTURAL NEEDS STATEMENT 2021 EDITION HEALTH FACILITY ARCHITECTURAL NEEDS STATEMENT