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

Form 6-K

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

For the month of September 2018

Commission File Number: 001-33161

North American Construction Group Ltd.
(Translation of registrant's name into English)

North American Energy Partner Inc.
(Former Name)

26550 Acheson Road, Acheson, AB T7X 6B2
(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.
Form 20-F [   ]      Form 40-F [ X ]

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 by furnishing the information contained in this Form, the registrant 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): 82- ___


Documents Included as Part of this Report

No. News Release
   
99.1   North American Construction Group Takes a Major Revenue Diversification Step With the Acquisition of Ownership Interest in Nuna Logistics


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.

  North American Construction Group Ltd.
    
   
Date: September 20, 2018 By: /s/ Martin Ferron                       
  Name: Martin Ferron
  Title: Chairman and Chief Executive Officer