37 Installation services in the field of engineered materials, namely, proprietary concrete formulas in the nature of flowable fill and grout application for the construction and paving industries; mixing and installing engineered materials for construction use comprised of minerals and binders, flowable re-excavatable backfill material with various densities and set times, pumpable structural fill material with various densities and strengths, and controlled low strength trench backfill materials; technical support services, namely, technical advice relating to civil engineering applications of concrete and aggregates; technical support for use in custom manufacturing, namely, technical advice relating to installation and use of lightweight concrete articles in the nature of blocks, slabs, and walls for use as building materials made from foamed aggregates; technical advice relating to installation and use of foamed aggregates or lightweight concrete articles or pervious lightweight concrete for use as building materials in construction, namely, for use as construction fill, for use as a substitute for concrete aggregate, for use in stabilization and reinforcement of drainage, for use as a coastal protection and restoration substrate to raise elevation or prevent erosion, and for use in building green roofs; technical support in custom manufacturing, namely, technical advice relating to installation and use of foamed aggregates or lightweight concrete articles or pervious lightweight concrete for use as building materials in construction, namely, for use as construction fill, for use as a substitute for concrete aggregate, for use in stabilization and reinforcement of drainage, for use as a coastal protection and restoration substrate to raise elevation or prevent erosion, and for use in building green roofs; technical support in custom manufacturing, namely, technical advice relating to installation and use of foamed aggregates or lightweight concrete articles for use in construction of a waste management control layer including a vapor suppression layer, a thermal barrier layer, or a cover layer
Trademark: 97978085
