Flexible (Bituminous) Pavement Build-Up Quantity Calculator
Layered flexible pavement build-up following DMRB CD 226 default thicknesses for traffic category. Computes excavation, capping, granular sub-base, bituminous base, binder, and surface course (m²) per CESMM4 Class R, NRM2 Group 34, MMHW Series 700 (SHW Cl. 803/903), and SMM7 Q20/Q22.
Slug · flexible_pavement · v1.0
Paid tier
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Paid assemblies surface their parameter forms, BoQ output, project save/reload, and full per-standard Excel + DXF + PDF deliverables once a CivilQuants subscription or 7-day pass is active. Per-standard bills across CESMM4, NRM2, SMM7, and MMHW; project-level recompute; watermark-free outputs.
Flexible (Bituminous) Pavement Build-Up — a worked example, measured four ways
The same assembly at default dimensions, rendered as a Bill of Quantities under each measurement standard. Switch the standard to see how the bill changes. Change the inputs in the calculator to compute your own.
CESMM4 · 8 items · units m³, m²
| Code | Description | Unit | Quantity |
|---|---|---|---|
| E.4.2.2 | General excavation, maximum depth 0.25-0.5m, commencing from existing ground level | m³ | 240 |
| E.5.3 | Disposal of excavated material off-site | m³ | 240 |
| E.7.1 | Preparation of excavated surfaces, formation | m² | 600 |
| E.6.5.1 | Filling, imported sub-base, Class 1A (granular) per SHW 601 Table 6/1 row 1A | m³ | 90 |
| R.3.5 | Stone mastic asphalt surface course, SMA 10 surf, 40mm compacted thickness, binder grade 40/60, BS EN 13108-5 / PD 6691, SHW Cl. 942 | m² | 600 |
| R.3.1 | Dense asphalt concrete binder course, AC 20 dense bin, 60mm compacted thickness, binder grade 40/60, BS EN 13108-1 / PD 6691, SHW Cl. 906; AC 20 dense bin 40/60 (formerly DBM 20) | m² | 600 |
| R.3.7 | Tack coat, cationic bitumen emulsion C40B4, applied at 0.35 kg/m², SHW Cl. 920 | m² | 600 |
| R.2.1 | Dense asphalt concrete base, AC 32 dense base, 150mm compacted thickness, binder grade 40/60, BS EN 13108-1 / PD 6691, SHW Cl. 903; AC 32 dense base 40/60 (formerly DBM 32 base) | m² | 600 |
Procurement take-off: the total quantity to order of each material, from the same compute. Supplier-neutral, so you buy anywhere.
- Disposal240 m³
- Excavation General240 m³
- Fill Sub Base90 m³
- Formation Prep600 m²
- Pavement Base600 m²
- Pavement Binder600 m²
- Pavement Surface600 m²
- Pavement Tack Coat600 m²
Illustrative example at default dimensions · engine ref 3844a2 · not a tendered quantity