eHT provided engineering design and project management services for the development of the 64-acre Bella Vista Subdivision in Abilene. Phases I-IV included subdivision planning and platting, as well as design of 37,270 square yards of hot mix asphalt surface pavement, 300 square yards of concrete valley gutters and 19,000 linear feet of concrete curb and gutter. The street types included both 2-lane subdivision collector streets and 2-lane residential streets. In addition to street design, eHT also designed approximately 9,500 linear feet of domestic potable water lines and approximately 8,500 linear feet of sanitary sewer piping. The construction plans for the subdivision were developed in a phased manor to allow for systematic expansion of the subdivision as each phase was built out. eHT also developed a regional drainage plan that included the design of a large regional detention facility and outlet structure along with modifications to the effective FIRM panels that were coordinated with both FEMA and the City of Abilene.

Phase V included engineering design and project management for 11,100 linear feet of curb and gutter hot mix asphalt concrete street design for both local residential and collector level streets. eHT also completed designs for site grading, stormwater mitigation, including the design of detention pond facilities and other stormwater management structures, and water and sewer main extensions.