    <SEC-DOCUMENT>0000874238-18-000034-index.html : 20180320
    <SEC-HEADER>0000874238-18-000034.hdr.sgml : 20180320
    <ACCEPTANCE-DATETIME>20180320164211
    ACCESSION NUMBER:		0000874238-18-000034
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		14
    CONFORMED PERIOD OF REPORT:	20180502
    FILED AS OF DATE:		20180320
    DATE AS OF CHANGE:		20180320
    EFFECTIVENESS DATE:		20180320

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			STERLING CONSTRUCTION CO INC
    		CENTRAL INDEX KEY:			0000874238
    		STANDARD INDUSTRIAL CLASSIFICATION:	HEAVY CONSTRUCTION OTHER THAN BUILDING CONST - CONTRACTORS [1600]
    		IRS NUMBER:				251655321
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-31993
    		FILM NUMBER:		18702289

    	BUSINESS ADDRESS:
    		STREET 1:		2751 CENTERVILLE RD.
    		STREET 2:		SUITE 3131
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19803
    		BUSINESS PHONE:		3024789170

    	MAIL ADDRESS:
    		STREET 1:		20810 FERNBUSH LANE
    		CITY:			HOUSTON
    		STATE:			TX
    		ZIP:			77073

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	OAKHURST CO INC
    		DATE OF NAME CHANGE:	19950831

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	OAKHURST CAPITAL INC
    		DATE OF NAME CHANGE:	19931130
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>strl_03202018xdef14axproxy.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: strl_03202018xdef14axproxy.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>cpattonstudio.jpg
    <DESCRIPTION>CPATTONPHOTO
    <TEXT>
    Document 2 - file: cpattonstudio.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>jcutillostudio.jpg
    <DESCRIPTION>JCUTILLOPHOTO
    <TEXT>
    Document 3 - file: jcutillostudio.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>mdavenportstudio.jpg
    <DESCRIPTION>MDAVENPORTPHOTO
    <TEXT>
    Document 4 - file: mdavenportstudio.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>mhemsleystudio.jpg
    <DESCRIPTION>MHEMSLEYPHOTO
    <TEXT>
    Document 5 - file: mhemsleystudio.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>mscottstudio.jpg
    <DESCRIPTION>MSCOTTPHOTO
    <TEXT>
    Document 6 - file: mscottstudio.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>rcsignature.jpg
    <DESCRIPTION>RCHANDLERSIGNATURE
    <TEXT>
    Document 7 - file: rcsignature.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>rmesserstudio.jpg
    <DESCRIPTION>RMESSERPHOTO
    <TEXT>
    Document 8 - file: rmesserstudio.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>rschaumstudio.jpg
    <DESCRIPTION>RSCHAUMPHOTO
    <TEXT>
    Document 9 - file: rschaumstudio.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>sterlingconstructionlogo2010.jpg
    <DESCRIPTION>STRLLOGO
    <TEXT>
    Document 10 - file: sterlingconstructionlogo2010.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>strl03202018def14aproxycard1.jpg
    <DESCRIPTION>STRLPROXYCARDP1
    <TEXT>
    Document 11 - file: strl03202018def14aproxycard1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>strl03202018def14aproxycard2.jpg
    <DESCRIPTION>STRLPROXYCARDP2
    <TEXT>
    Document 12 - file: strl03202018def14aproxycard2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>strl03202018def14aproxycard3.jpg
    <DESCRIPTION>STRLPROXYCARDP3
    <TEXT>
    Document 13 - file: strl03202018def14aproxycard3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>strl03202018def14aproxycard4.jpg
    <DESCRIPTION>STRLPROXYCARDP4
    <TEXT>
    Document 14 - file: strl03202018def14aproxycard4.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>