United States Securities and Exchange Commission

FORM 6-K

Report of Foreign Private Issuer
Pursuant to Rule 13a-16 or 15d-16
of the
Securities Exchange Act of 1934

For the month of

March 2005

Valley of the Rio Doce Company

Avenida Graça Aranha, No. 26
20005-900 Rio de Janeiro, RJ, Brazil
(Address of principal executive office)

(Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.)

(Check One) Form 20-F þ     Form 40-F o

(Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1))

(Check One) Yes o     No þ

(Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7))

(Check One) Yes o     No þ

(Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.)

(Check One) Yes o     No þ

(If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b). 82-                    .)

Table of Contents

Company: Companhia Vale do Rio Doce

Board Members

Initial balance

Final balance

Company: Companhia Vale do Rio Doce

Executive Directors

Initial balance

Final balance

Company: Companhia Vale do Rio Doce

Audit Committee Members

Initial balance

Final balance

Company: Companhia Vale do Rio Doce

Principal Shareholder (Valepar S.A.)

Initial balance

Final balance

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.