All pub­lic improve­ments pro­posed to be made under the pro­vi­sions of this Ordi­nance shall be inspect­ed dur­ing the course of con­struc­tion by the County’s duly des­ig­nat­ed rep­re­sen­ta­tive. The fees and costs con­nect­ed with such inspec­tions and in review­ing improve­ment plans and spec­i­fi­ca­tions shall be paid by the devel­op­er. This fee shall not exceed five per­cent (5%) of the total cost for all improve­ments, based on the deter­mi­na­tion made by Coun­ty Engineer.