MASTERS OF THE UNDERGROUND

Construction, installation, laying, repair, refurbishment, modification and maintenance of pipes, pipelines, pipeline systems, and pipe couplings, gaskets, and connectors; construction services in the nature of pipe fitting services, namely, the connection of pipelines and repair of pipelines and connectors; construction of compressor stations, cross-compressor installations, plant facilities, pumping stations, and horsepower additions for pipelines and pipeline facilities; construction project management services in the field of pipeline construction, repair, and maintenance; construction project management services; construction dewatering, namely, the removal of surface waters and groundwater to facilitate the construction of pipelines; covering, coating, and maintenance of pipelines; under-water installation services, namely, underwater installation of pipelines and connectors; horizontal directional drilling for installing underground pipelines; excavation services; advisory services relating to excavation; construction services, namely, core boring and restoration; construction services, namely, site clearing, site restoration, and excavation; ash removal services; sludge removal services; debris removal services; telecommunication wiring; installation, maintenance and repair of telecommunications equipment; installation, maintenance and repair of fiber optic networks; horizontal directional drilling for installing telecommunications cables; construction of manholes; construction services, namely, manhole adjusting

Utility services, namely, transmission of electricity; utility services, namely, electricity power grid load shifting; public utility services in the nature of electricity distribution; information services, namely, providing information and advice relating to the transportation of fuels by pipelines, namely, terminaling services in the nature of providing natural gas pipelines that link to a network of natural gas pipelines to enable the transfer of natural gas into and out of pipeline systems for distribution to energy customers

Research services in the field of information and telecommunications technology; custom design and engineering of fiber optics; natural gas services, namely, meter reading; monitoring sewer systems to ensure proper functioning; electronic monitoring of sewer systems using computers and sensors; research, design and developments of pipes, pipelines, connectors, gaskets and couplings for pipeline systems for others; engineering services in the field of pipelines, namely, the design of pipes, pipelines, connectors, gaskets, and couplings; electrical engineering; structural safety inspection of pipes, pipelines, and pipe connectors, gaskets and couplings; research relating to electrical engineering