As a member of the WSP Team, Castillo Engineering provided Construction Management for the widening of Florida’s Turnpike Extension/SR 821 from six to 10 lanes from south of Killian Parkway/SW 104 Street to north of Sunset Drive/SW 72 Street. Sound barrier walls will be built along residential areas east and west of the Turnpike from north of Killian Parkway to south of Kendall Drive and from north of Kendall Drive to south of sunset Drive. New toll gantries will be constructed. Work also includes asphalt milling and resurfacing, new lane striping and traffic delineators (“plastic poles”), additional drainage, signage and lighting improvements, landscaping, and traffic signal improvements on local roads.