South Elm St. West Bridgewater, MA: for the residential house lots on South Elm St, E. T. Engineering provided all the predevelopment and construction period engineering and land surveying services, including land boundary and topographic surveys; subdivision and lotting design; subsurface soil evaluation and percolation testing; on-site wastewater disposal systems design; environmental and wetlands permitting; and construction stakeout surveys and constructed facility as-built surveys and as-built plan preparation.