Procurement & Contracts
Which contract forms and tender conventions apply in Northern Ireland?
Projects regularly combine NEC4 public contracts with JCT commercial tenders across Greater Belfast, Lisburn, Derry/Londonderry, and Newry.
Building Regulations (Northern Ireland) Technical Booklets
Independent construction estimating across Belfast and Northern Ireland council districts covering commercial fit-outs, light manufacturing sheds, and residential schemes.
Procurement & Contracts
Projects regularly combine NEC4 public contracts with JCT commercial tenders across Greater Belfast, Lisburn, Derry/Londonderry, and Newry.
Weather & Technical Standards
Full-fill insulated masonry cavities, heavy wind-load roof tie-downs, basalt/clay ground profiles, and robust wet-weather drainage sizing form core regional estimating considerations.
Measurement & Deliverable Parameters
| Estimating Parameter | Technical Specification | Standard / Audit Basis |
|---|---|---|
| Regulatory System | Building Regulations (Northern Ireland) Technical Booklets | Applied to architectural & structural drawings across Northern Ireland |
| Procurement Formats | JCT Design & Build, Traditional, SBCC & NEC4 schedules | Structured to RICS NRM1 / NRM2 in m2, m3, m, kg, and nr |
| Waste & Prelim Split | 5%–10% typical trade waste isolated from net build items | Allows contractors in every UK county to verify merchant & labour rates |
| Workbook & Turnaround | 100% open-formula Excel + 24–48 hr target for small residential packages | Supports drawing uploads up to 25 MB via encrypted quote portal |
Calibration note: 1:50 and 1:100 architectural and structural drawings are scaled to 25 mm masonry tolerances and 100 mm thermal zones, isolating 5 percent to 10 percent wastage from net quantities.
Yes. Cavity widths, full-fill mineral wool batts, acoustic party-wall blocks, and Part F ventilation runs drawn on NI technical packages are measured precisely.
Yes. NI contractors, subbies, and merchants receive editable NRM2-aligned Excel workbooks and scaled PDF check sheets directly.