(1) The applicant shall pay the reasonable cost to the department for investigating, handling and granting the franchise or permit, including but not limited to fees of hearing officers and reporters, including basic overhead charges upon the application and for providing an inspector during construction and/or maintenance of the utility facility as follows:

together with an additional charge in the amount of expenses, if any, actually incurred by the department: Provided, That no charge shall be made for applications for franchise or permit where the applicant is the United States or any of its agencies, or a utility anticipating relocation from its private easement acquired or to be acquired by the department for construction or reconstruction of a state highway.

(2) An equitable portion of the added costs of design and construction of highway structures shall be charged to any utility company which is required to pay the costs of relocation of its facilities and/or to any utility company making new installations.

(3) Before any construction work is started, a surety bond in an amount required by the department, but not less than one thousand dollars, written by a surety company authorized to do business in the state of Washington, may be required by the department to insure completion of construction, including the restoration of surfacing, slopes, slope treatment, top soil, landscape treatment, drainage facilities and cleanup of right of way for a period ending not more than one year after date of completion, except the applicant shall be required to maintain an individual bond for a period to two years after date of completion where the utility facility disturbs the traveled lanes or usable shoulder. A blanket surety bond may be maintained covering multiple franchises or permits in lieu of individual bonds at the department's discretion. A blanket surety bond shall be in an amount of not less than ten thousand dollars.