Company: ASTE
Filing Date: 2025-08-06
Form Type: S-8
Source: 0001104659-25-074781
Chunk: 6

Company: ASTEC INDUSTRIES INC
Filing Date: 2025-08-06
Form: S-8
Chunk 6
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 will, unless in the opinion of its counsel the
matter has been settled by controlling precedent, submit to a court of appropriate jurisdiction the question whether such indemnification
by it is against public policy as expressed in the Act and will be governed by the final adjudication of such issue.

<div align='center'>(signatures on following page)

SIGNATURES</div>

Pursuant to the requirements
of the Securities Act of 1933, the Company certifies that it has reasonable grounds to believe that it meets all of the requirements
for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto
duly authorized, in the City of Chattanooga, State of Tennessee, on August 6, 2025.

| ASTEC INDUSTRIES, INC. |                                       |
| By:                    | /s/ Jaco van der Merwe                |
|                        | Jaco van der Merwe                    |
|                        | President and Chief Executive Officer |

<div align='center'>POWER OF ATTORNEY</div>

KNOW ALL MEN BY THESE PRESENTS,
that each person whose signature appears below constitutes and appoints Brian J. Harris and Terrell Gilbert, and each of them, as his
or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her
name, place and stead, in any and all capacities, to sign any or all amendments (including post-effective amendments) to this Registration
Statement, and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange
Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every
act and thing requisite and necessary to be done, as fully to all intents and purposes as he or she might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents or any of their substitutes, may lawfully do or cause to be done
by virtue hereof.

Pursuant to the requirements
of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities and on the dates
indicated.

| Signature            
 /s/ Jaco             
 van der Merwe        |     | Title                                                  
 President and Chief Executive Officer                  |     | Date