Mr. Gerald M. Halweg, CTC, CSI

23825 15th Ave SE; Unit 149
Bothell, WA 98021
Mobile: 805-444-8453
Office: 805-444-8453

Mr. Halweg is an expert in construction problems and defect analysis, tile installation failures & allied material products; failure prevention, tile - the product and classifications, coefficient of friction, slips, trips and falls, safety standards, mold & mildew investigations, sound-rated floor systems, industry standards, tile panels and veneer tile & brick systems, construction team harmony, tile & allied material testing, codes relating to the tile industry, Standards of the Tile Trade, natural stone installation; care, terrazzo and other flooring surfaces, the ceramic tile industry, specifications and reference documents, materials for tile installations, award winning installations, the after effects of short cuts, plaster setting beds and reinforcing, waterproof membrane problems, concrete slabs, sub-floors; light weight substrates.

Areas of Expertise
  • Brick & Stone
  • Building Codes
  • Concrete/Cement
  • Construction
  • Construction Damages
  • Construction Safety
  • Flooring
  • Industrial Hygiene & Mold
  • Lath & Plaster
  • Materials
  • Scheduling Delay & Analysis
  • Slip, Trip & Fall
  • Tile
  • Waterproofing


References upon request.