# 552.211-10 Commencement, Prosecution, and Completion of Work.

As prescribed in 511.404, insert the following clause:

Commencement, Prosecution, and Completion of Work (Mar 2019)

FAR 52.211-10, Commencement, Prosecution, and Completion of Work, is supplemented as follows:

(a) The Contractor shall not commence work until the Contracting Officer issues a notice to proceed.

(b) Notwithstanding paragraph (a) of this clause, the Contractor must submit any required safety plans before commencing any construction work.

(c) The Contractor shall diligently prosecute the work so as to achieve substantial completion of the work within the time specified in the contract. If the contract specifies different completion dates for different phases or portions of the work, the Contractor shall diligently prosecute the work so as to achieve substantial completion of such phases or portions of the work within the times specified.

(End of clause)