SDESmith Design Engineering

Coverage

MEP consultants in Belfast

MEP design for Belfast projects, to the Building Regulations (Northern Ireland) 2012 and the Technical Booklets, through Belfast City Council building control.

BUILDING CONTROL

The statutory route here

Belfast projects follow the Building Regulations (Northern Ireland) 2012 and the Technical Booklets, with building control through Belfast City Council. There is no private alternative to appoint instead — see the Northern Ireland page for what else differs from Great Britain, particularly on energy, electrical work and product marking.

What decides whether a Belfast scheme is deliverable, more often than anything in the building regulations, is drainage. Much of the city is served by a combined sewer network at or beyond capacity, and NI Water publishes the catchments where that constrains new connections. The Living With Water programme — a £1.9 billion plan for Greater Belfast's drainage and wastewater infrastructure — was intended to relieve it, and most of its major projects have been deferred, so the constraint is not a temporary one to design around.

The practical consequence is a sequencing one. A pre-development enquiry to NI Water establishes whether foul and surface water can be discharged at all, and what the development has to do about it. NI Water works to a target of 65 working days for a response, and the answer is valid for eighteen months. That is a programme item at the start of a project, not a utilities application alongside the building control submission, and a scheme that cannot connect is not a scheme regardless of how good the rest of the design is.

The city centre adds the constraint any protected centre does. Belfast's Victorian and Edwardian commercial stock is substantially listed or in a conservation area, so plant location, flue and ventilation terminations and anything that alters a facade are consent questions as well as technical ones.

HOW WE WORK

Drainage goes first on a Belfast project. The pre-development enquiry is raised as soon as the site and the intended density are known, because the answer can change the scheme: on-site attenuation, a different surface water strategy, or in a constrained catchment a developer-funded network solution. None of those is cheap to introduce once the layout is fixed.

The rest follows the pattern of any city centre refurbishment — establish by survey what incoming capacity, riser space and floor-to-floor height actually exist rather than reading them off record drawings, and settle the heritage consent and the services strategy together rather than in sequence.

Worth confirming the boundary too. The Belfast metropolitan area runs across Lisburn and Castlereagh, Ards and North Down, Antrim and Newtownabbey and Newry, Mourne and Down, each of which is its own building control body with its own local development plan.

AUTHORITIES

Local authorities in this area

QUESTIONS

Common questions

Who deals with building control for a Belfast project?

Belfast City Council. Northern Ireland has no equivalent of the English registered building control approver, so there is no private body to appoint instead and the council remains the building control body for the whole of the work. Confirm the boundary first — the metropolitan area extends into Lisburn and Castlereagh, Ards and North Down, Antrim and Newtownabbey and Newry, Mourne and Down, each of which is a separate council.

Does wastewater capacity affect development in Belfast?

It is the most common reason a Belfast scheme has to change. Much of the city is on a combined sewer network at or beyond capacity, and NI Water publishes the constrained catchments. A pre-development enquiry establishes whether foul and surface water can be discharged and what the development must do about it — on-site attenuation, a revised surface water strategy, or a developer-funded network solution. NI Water works to a 65 working day target for a response and the answer stands for eighteen months, so it belongs at the start of the programme.

What is the Living With Water programme?

A £1.9 billion plan for the drainage and wastewater infrastructure serving Greater Belfast, intended to reduce flood risk, improve water quality in Belfast Lough and release capacity for development. Most of its major projects have been deferred on funding grounds, so the capacity constraints it was meant to relieve remain in place and have to be designed around rather than waited out.