The app provides a reference with indexed words and synonyms. It includes search features such as alphabetical listing, spelling suggestions, and pattern matching.
Design concrete mixtures according to ACI 211 guidelines for normal conditions with compressive strengths below 400 kg/cm². Calculate material proportions, adjust slump and air content. Provide mix design documentation and specifications.
Civil Engineering and Development Department, GEO - HKSAR
Hong Kong geology simplified for reference.
The app provides an interactive geological map of Hong Kong and descriptions of rock types and geological features. Users can locate themselves to identify the rock beneath them.