Anchored Retaining Wall Quantity Calculator
Anchored retaining wall in three structural forms: in-situ RC, king-post, or sheet-piled. Computes wall body, waling beam, ground anchors (Nr and m), anchor stressing, steel or sheet piling, excavation, backfill, and drainage per CESMM4 Class F/G/T, NRM2 Group 11/36, MMHW Series 1400, and SMM7 E/D.
Slug · anchored_wall · v1.0
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Anchored Retaining Wall — 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 · 15 items · units m³, t, m², m, nr
| Code | Description | Unit | Quantity |
|---|---|---|---|
| E.4.2.6 | General excavation, maximum depth 5-10m, commencing from existing ground level | m³ | 240 |
| E.5.3 | Disposal of excavated material off-site | m³ | 228 |
| E.6.2.1 | Filling, excavated material | m³ | 12 |
| F.6.4 | In-situ reinforced concrete C40/50, waling beam (1 row(s)) for anchored retaining wall, for anchored retaining wall (insitu_rc), thickness not exceeding 500mm | m³ | 5 |
| F.6.4 | In-situ reinforced concrete C32/40, in-situ RC stem (anchored retaining wall body), anchored retaining wall, stem height 6.00m, retained height 5.50m, 1 row(s) of ground anchors, thickness exceeding 500mm | m³ | 75 |
| G.5.2.4 | Reinforcement, high-yield steel bars to BS 4449 grade B500B, 12mm diameter, bent bars (BS 8666 shape 41; bar marks W02) — preliminary schedule, confirm with detailed design | t | 0.26 |
| G.5.1.7 | Reinforcement, high-yield steel bars to BS 4449 grade B500B, 25mm diameter, straight bars (BS 8666 shape 00; bar marks W01) — preliminary schedule, confirm with detailed design | t | 0.64 |
| G.5.1.4 | Reinforcement, high-yield steel bars to BS 4449 grade B500B, 12mm diameter, straight bars (BS 8666 shape 00; bar marks B03) — preliminary schedule, confirm with detailed design | t | 3.34 |
| G.5.1.5 | Reinforcement, high-yield steel bars to BS 4449 grade B500B, 16mm diameter, straight bars (BS 8666 shape 00; bar marks B01, B02) — preliminary schedule, confirm with detailed design | t | 7.17 |
| G.5.1.6 | Reinforcement, high-yield steel bars to BS 4449 grade B500B, 20mm diameter, straight bars (BS 8666 shape 00; bar marks B04) — preliminary schedule, confirm with detailed design | t | 0.74 |
| G.1.4 | Formwork to vertical and battered faces | m² | 325.4 |
| I.4.4.2 | Perforated land drain, HDPE, nominal bore 150mm | m | 25 |
| E.7.2 | Geotextile separator, 200 g/m², including laps | m² | 165 |
| C.4.5 | Ground anchor per BS EN 1537, permanent, strand tendon, working load 300.0kN, free length 6.00m, fixed length 4.00m (total 10.00m), drilled diameter 150mm, inclination 20.0°, single corrosion protection, ground anchor for insitu_rc anchored retaining wall | nr | 11 |
| C.4.6 | Stressing and proof testing of ground anchor per BS EN ISO 22477-5, working load 300.0kN, test load = 1.25 × working load, stressing of ground anchor for insitu_rc anchored retaining wall | nr | 11 |
Procurement take-off: the total quantity to order of each material, from the same compute. Supplier-neutral, so you buy anywhere.
- Anchor Stressing11 nr
- Concrete Reinforced80 m³
- Disposal228 m³
- Excavation General240 m³
- Fill General12 m³
- Formwork325.4 m²
- Geotextile Separator165 m²
- Ground Anchor11 nr
- Pipe Land Drain25 m
- Reinforcement12.15 t
Illustrative example at default dimensions · engine ref eb022c · not a tendered quantity