Before any nonresident person or any foreign corporation bids on any work in this Commonwealth, the nonresident person or foreign corporation, by written power of attorney, shall appoint the Director as his agent upon whom all lawful process against or notice to such nonresident person or foreign corporation may be served, and authorize the Director to enter an appearance on his behalf. Upon the filing of the power of attorney the provisions of §§ 13.1-763 through 13.1-766, with reference to service of process and notice, and judgments, decrees and orders, shall be applicable as to such nonresident person or foreign corporation.