Given the proximity to the coast and high water table in some areas, waterproofing is paramount.
| | Source | Acceptance Criteria | |------------------|------------|--------------------------| | Selected fill | Borrow pit (approved quarry, e.g., Al Ain or Sweihan) | Max particle size 75 mm, ≤ 5% fines passing #200, sulfate content ≤ 0.5% by weight | | Granular sub-base | Same | CBR ≥ 30, sand equivalent ≥ 35, liquid limit ≤ 25, plasticity index ≤ 6 | | Structural fill | On-site or imported | No organic matter, no gypsum bands, chloride ≤ 0.3% (for reinforced zone) | | Fill behind retaining walls | Free-draining granular material | ≤ 12% passing #200 sieve | standard construction specifications part 2 abu dhabi
: This section outlines strict performance requirements for ground stability. For instance, total settlement for structures must not exceed 25mm (footings) or 50mm (rafts) at 100% design load. Given the proximity to the coast and high
Part 2 also integrates critical performance standards for ground stability and structural integrity: Part 2 also integrates critical performance standards for
Requirements for aggregate selection, grading, and compaction to create a stable foundation.
: Covers cast-in-place, precast, post-tensioned, and segmental bridge components.