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NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Technical Booklet H: 2012 covers Stairs, ramps, guarding and protection from impact. The booklet includes guidance on Performance and introduction to provisions covering: Stairs, ladders, ramps and th

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

The Building Regulations are made for specific purposes, primarily securing the health, safety, welfare and convenience of people and for the conservation of fuel and power. Standards and technical ap

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Where this Technical Booklet makes reference to a named standard, the relevant version of the standard is the one listed in the Appendix. However, if this version has been replaced or updated by the i

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

The diagrams in this Technical Booklet supplement the text. They do not show all the details of construction and are not intended to illustrate compliance with any other requirement of the Building Re

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

District councils have a duty to take account of the desirability to preserve the character of protected buildings when carrying out their functions under Building Regulations. Therefore, where work i

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

The Workplace (Health, Safety and Welfare) Regulations (Northern Ireland) 1993 (the Workplace Regulations) contain some requirements which affect building design. The main requirements are now covered

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

54.—(1) Subject to paragraphs (2) to (6), this Part shall apply to any building or part of a building. (2) The requirements of regulation 56 shall only apply where a stair, ladder or a ramp and landi

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

In a building or within the boundary of a building a stair, ladder and a ramp and its landings, shall offer reasonable safety to people using them.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

A stair, ladder, ramp, floor, balcony, landing, platform and any roof or other place to which people normally have access (including access for the purpose of maintenance) and a sunken area next to a

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

A vehicle loading bay shall be designed and constructed to minimise the risk of people in it from being struck by a vehicle.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

In any building a door or gate which— (a) is across a main route of travel; or (b) can be pushed open from either side, shall have a means to ensure that people approaching it have a clear view of the

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Reasonable provision shall be made to minimise the risk of people colliding with an open window, skylight or ventilator when moving in or about a building.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

It is the view of the Department that the requirements of regulation 56 in Part H will be met when a stair, ladder, ramp and its landings afford reasonable safety to people who use them. As there is a

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Provisions are also given for spiral and helical stairs in a dwelling and stairs and ladders used solely for the purpose of providing access for maintenance in buildings other than dwellings.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

It is the view of the Department that the requirements of regulation 57 in Part H will be met if, in order to reduce the risk to the safety of people in or about buildings – (a) pedestrian guarding is

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

The guidance in Section 5 is concerned with reducing the risk of people falling from a height. This includes provisions for guarding flights, ramps, landings and raised floors. This Section also conta

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

It is the view of the Department that the requirements of regulation 58 in Part H will be met if, in order to reduce the risk to the safety of people in or about buildings, loading bays are provided w

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

The guidance in Section 6 deals specifically with reducing the risk to the safety of people in loading bays. This includes the provision of suitable exits or refuges which enable people to avoid being

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

It is the view of the Department that the requirements of regulation 59 in Part H will be met if, measures are taken to prevent doors and gates presenting a safety hazard whenever they are opening or

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

It is the view of the Department that the requirements of regulation 60 in Part H will be met if windows, skylights or ventilators can be left open without the danger of people colliding with them. Th

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

The guidance in Section 8 is specifically concerned with reducing the risk of people colliding with open windows, skylights or ventilators.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

In this Technical Booklet the following definitions apply – Dwelling – has the meaning assigned to it by regulation 2 in Part A of the Building Regulations. Entrance storey – means the storey which co

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

To give advance warning of the change in level, a tactile corduroy surface should be provided on the top and bottom landings of complementary steps. See Diagram 2.2. The size of this surface should be

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Where there is access onto any intermediate landing from other than the complementary steps, a tactile corduroy surface 400 mm deep should be provided in accordance with Diagram 2.3 (b) or (c).

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Corduroy tactile warning surface tiles: 20 mm rib profile tile, 20 mm rib, 30 mm gap, 6 mm overall height

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Diagram 2.3 Complementary steps - tactile warnings (a) external steps showing side access onto intermediate landing and having not less than 800 mm from the access to the top and bottom of flights -

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

External step profiles showing minimum 60° angle with rise dimension 15–25 mm and tread dimension 15–25 mm. See para 2.14.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

A private stair may have steps with open rises, but the treads should then overlap each other by at least 16 mm. See Diagram 1.1. A private stair which has open rises, should be constructed so that a

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

A landing need not be provided between an external flight and a doorway if the rise of the flight is not more than 600 mm and the door slides or opens away from the steps. Where there is a single ste

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

The narrow ends of consecutive treads should be on the same side of the stair and have a going of not less than 50 mm. See Diagram 3.7.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

The rise and the going measured at the positions, in paragraph 3.20 (a) or (b) whichever is appropriate should be within the limits given in paragraphs 3.5 and 3.12 and Table 3.1.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Where a stair consists of straight and tapered treads, the going of the tapered treads should be not less than the going of the treads on the straight flight.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Flights in a private stair with a total rise of more than 600 mm and a common stair in a block of dwellings, should have a continuous handrail that gives firm support and a firm grip and be located –

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Notwithstanding the provisions of paragraph 3.24, where a private stair – (a) is part of the circulation route within the entrance storey of a dwelling; or (b) gives access to the circulation route wi

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Handrails should be at a height between 900 mm and 1000 mm measured vertically above the pitch line. Handrails may form the top of guarding.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Steps should have rises that are not open and have a suitable profile such that the risk of tripping or people catching their feet beneath the nosing, is reduced (see Diagram 3.9).

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Diagram 3.9 Details of stairs: not more than 12 rises in any flight; rise not less than 150 mm and not more than 170 mm; going not less than 250 mm; not less than 900 mm and not more than 1000 mm abov

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

To give warning of a change in level i.e. the start or finish of a flight, each end of a handrail should extend horizontally for a distance of not less than 300 mm, along the top and bottom landings o

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

A ramp should have a raised kerb on any open side (except where it would obstruct normal use). The raised kerb should – (a) be not less than 100 mm high; and (b) be distinguishable, through suitable v

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

The design of guarding should be such as to minimise the risk of people falling, and of rolling, sliding or slipping through gaps in a barrier. A wall, glazing, parapet, balustrade or similar construc

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Guarding which is provided at the locations given in Table 5.1 column (1) should be – (a) of a height not less than that given in column (2); and (b) capable of resisting the horizontal force given in

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Where infill panels are provided they should be designed and constructed in accordance with the relevant clauses of BS 6180.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Where a building or part of a building is likely to be used by children under 5 years of age the guarding should be constructed so that a 100 mm diameter sphere cannot pass through any opening in it o

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Table 5.1 Minimum height and strength of guarding Location of guarding | Minimum height+ (mm) | Minimum horizontal force/metre run (kN/m) Dwellings (a) guarding a flight, ramp, landing or floor with

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

In a dwelling, guarding to a spiral or helical stair should be designed and constructed in accordance with BS 5395: 2.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Guarding to a stair or a fixed ladder in a building other than a dwelling providing access solely for the purpose of maintenance should be designed and constructed in accordance with either BS 5395: 3

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

In a building where vehicles have access to a floor, roof or circulation ramp, guarding should be provided to any edge of such area that is above the level of any adjacent floor, ground or route for v

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

A loading bay should be provided with at least one exit point from the lower level (preferably near the centre of the rear wall). A wide loading bay (with space for 3 or more vehicles) should be prov

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

A door or gate – (a) across a main route of travel; or (b) which can be pushed open from either side, should have, towards the leading edge of the door leaf, zones of visibility as shown in Diagram 7.

NI-wide·Technical Booklet H Stairs Ramps Guarding and Protection from Impact

Any side panel that is more than 450 mm wide and is adjacent to a door or gate, that is required by paragraph 7.1 to have zones of visibility, should also have zones of visibility. See Diagram 7.1.