Specifications include, but are not limited to: A. Providing a Virginia licensed professional engineer certification that site development plans and proposals comply with the local VSWMP; reviewing and approving cost estimates of stormwater management improvements, practices, and facilities for the purposes of setting performance bonds amounts by the Department of Planning Services; conducting periodic site inspections during construction of stormwater management facilities as directed by the Department of Planning Services; and, reviewing and approving as built plans for stormwater management improvements on behalf of the Department of Planning Services as needed. B. Assisting with the communications and document handling among permit applicants, property owners, land developer representatives, land planning and design consultants, and other interested parties as appropriate and under the supervision of the Department of Planning Services