EMAGINEERED

water-absorbing polymer chemicals in the nature of sorbents for control of leakage in dams, pipes, tunnels, passageways and conduits

machines, namely, machines used to install tubing or lining materials for lining, repair, or rehabilitation of pipes and passageways; machines, namely, inversion machines used to invert or evert tubing and lining materials for lining or rehabilitation of pipes and passageways

expandable and water absorbent products in the nature of water absorbent cylinders, water absorbent granules, and water absorbent pellets for control of leakage in dams, pipes, tunnels, passageways, and conduits

construction and repair services, namely, repair of dams and retaining walls, installation of water stops in dams, control of leakage in dams, pipes, tunnels, passageways, and conduits, and repair and rehabilitation of underground pipes, conduits, and passageways; consulting services in the field of dam repair and leakage control; consulting services in the field of tunneling; consulting services in the field of pipe, conduit, and passageway repair and leakage control; installation of water absorbents and expandable and water absorbent cylinders; installation of expandable and water absorbent cylinders for control of leakage in dams, pipes, tunnels, passageways, and conduits; installation of water absorbents for control of leakage in dams, pipes, tunnels, passageways, and conduits