Safety Basement Design Guide

Listing Results Safety Basement Design Guide

Frequently Asked Questions

• What are the safety guidelines for developments with basement?

  The Safety Guidelines for Developments with Basement is prepared for the purpose of implementing higher Safety standards for basement development especially for deep excavation in soft marine clay in George Town. George Town has experienced some incidents of ground settlement issues induced by deep basement excavation works.

• What are the structural requirements for a basement parking lot?

  Additional Structural Requirements: Below grade extension of the building structure to accommodate basement parking is required. This involves additional excavation, structural frame, floor slabs above, sloped vehicle access ramps, and basement perimeter walls and partitions separating parking from other building enclosed areas.

• Can you build a basement directly below an existing building?

  Building a basement directly below or next to an existing building has become a popular means to extend a house. However, compared to a conventional above ground extension, basement construction is more complicated both in the design and preparation work needed, and in how the work needs to be carried out.

• Does the standard apply to house foundation/basement excavations?

  The standard does not apply to house foundation/basement excavations (including those that become trenches by definition when formwork, foundations or walls are constructed) when all of the following conditions are present: The house foundation/basement excavation is less than 71/

• What are the requirements for a basement in a house?

  The basement’s walls and floors must be water-proof. The basement should not be accessed directly from the road. It should be accessed only from the main entrance or an alternative staircase that provides access to the building.

• How to declare a building site to be damp-proof?

  In case of damp sites, the surface of the ground and space between the walls has to be declared damp-proof, to the satisfaction of the authority. Building sites should be away from electric lines. Plus 0.3 metres for every additional 33,000 V or part thereof. Plus 0.3 metres for every additional 33,000 V or part thereof.

• How is the minimum size of a building determined?

  The Master Plan and land development rules and regulations of the authority decide the minimum size of the site. The NBC has guidelines for the entry, as well as exit points in buildings. An exit must be provided in every building, so as to permit safe escape of residents in times of fire or earthquakes, etc.

• What are the guidelines for staircases in residential buildings?

  Guidelines for staircases in residential buildings 1 For group housing, where the floor area does not exceed 300 sq metres and the height of the building is not over 24... 2 In a residential low-rise building, the minimum width for the stairways is 0.9 metres. 3 For flats, hostels, group housing, guest houses, it is 1.25 metres. More ...