GRAM Grana y Montero SAA

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN ISSUER
PURSUANT TO RULE 13a-16 OR 15b-16 OF
THE SECURITIES EXCHANGE ACT OF 1934

For the month of April 2016

Commission File Number 001-35591

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

Form 20-F __X__          Form 40-F ______

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): [  ]

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): [  ]

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

Yes ______        No __X__

If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): Not applicable.

Lima, April 15, 2016

Messrs,
Superintendencia del Mercado de Valores – SMV
Present .-

Reference:           Relevant Information Communication


Dear Sirs:

Hereby we inform as a Relevant Information Communication that on October 29, 2014, we informed that we would communicate the date on which the concession contract for the “Electronic collection system for Public Transportation in Trujillo” project was awarded to our subsidiary GMD S.A. by the Council of the Provincial Municipality of Trujillo.

Such is the case, that today, April, 15 2016, the company Recaudo Trujillo S.A.C., which is a subsidiary of our company GMD S.A., has subscribed a contract with the Provincial Municipality of Trujillo, for the execution of the concession in charge of the electronic collection system for Trujillo’s public transportation. Recaudo Trujillo S.A.C. will provide services for the design, implementation, operation, maintenance and technological renovation of the unified collection system; as well as operation of the clearing house , sale, recharge and inspection of cards, together with the implementation, support and maintenance of the Fleet Control Center.

The average period for implementation of the Concession Agreement is 12 months, while the Pre-Operational Stage is 9 months. The concession period will be 20 years.

Sincerely,

___________________________
/s/ Claudia Drago Morante
Stock Market Representative
Graña y Montero S.A.A.

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.

GRAÑA Y MONTERO S.A.A.


By: /s/ CLAUDIA DRAGO MORANTE

Name: Claudia Drago Morante

Title: Stock Market Representative

Date: April 15, 2016