The document discusses regulations and requirements for building systems including pipes, ducts, electrical, water supply, drainage, and sewerage. Key points include: 1) Regulations require suitable measures to prevent moisture penetration and adequate space for pipe access and maintenance. 2) Electrical regulations require apparatus exposed to weather or hazardous environments to prevent danger through construction or protection. Fuses and circuit breakers must safely break current. 3) Drainage and sewerage by-laws mandate separate pipes for soil waste and ventilation, and effective roof drainage to channels and gutters to convey water runoff.

1. UBBL – Pipe and Service Duct
By Law – 84
Suitable measures should be taken to prevent penetration of dampness and moisture inside
the building
By Law – 123
Adequate spaces to accommodates pipes, stop cocks to allow repair, modification, extension,
maintenance and access to ducts or enclosure.
Sufficient amount of valves are used in different pipe locations, allow easier repairing and
maintenance of system
Water tank situated on rooftop level, allowing gravity force to channel water to entire building
without needing support to restore
Electrical By-Laws
Electrical Supply ACT 197 ( ACT 1447)
Regulation 15 : Apparatus, Conductor, Accessory, etc.
Any conductor or apparatus that is exposed to weather, water, corrosion under heating
or used in inflammable surroundings or in an explosive atmosphere shall be
constructed or protected in such as manner as to prevent danger
Regulation 16 : Switch fuse Switch , Circuit Breaker, Contractor, Fuse, etc.
3) Any fuse or Circuit breaker shall be :
(a) Constructed and arranged in such a manner so as to break the current when it
exceeds a given value for such as sufficient time to prevent danger
(b) Constructed guarded or placed in a manner as to prevent danger or overheating
arcing or from the scattering of hot metal or other substances or enclosure
Electrical System Cold and Hot Water Supply System
Schematic diagram of Cold and Hot water Supply system
Ground Floor Plan
N.T.S
First Floor Plan
N.T.S
Ground Floor Plan
N.T.S
First Floor Plan
N.T.S
CHRISTIODY ( 0304191)

2. Sewerage System By-Laws
Law of Malaysia ACT 133
No water pipe, stack pipe or down spout to be used for conveying surface water from any
premises shall be used or permitted to serve or to act as ventilating shaft to any drain or
sewer
Separation of pipe usage between soil waste and ventilating pipe to ensure efficiency and
sanitary of building. It also ensure the safety from the health threat to occupant
UBBL – Drainage system
All roof of building shall be constructed as to drain effectively to suitable and sufficient
channels, gutter, chutes, or thoughts which shall be provided in accordance with the
requirements of these by laws for receiving and conveying all water which may fall on and
off from the roof.
Sewerage System Drainage and Storm System
Sump Down Pour pipe Gutter
Component :
Ground Floor Plan
N.T.S
Roof Plan
N.T.S
Schematic diagram of Drainage and storm
water system
CHRISTIODY ( 0304191)
First Floor Plan
N.T.S