<SEC-DOCUMENT>0000874238-22-000020-index.html : 20220301
<SEC-HEADER>0000874238-22-000020.hdr.sgml : 20220301
<ACCEPTANCE-DATETIME>20220228190359
ACCESSION NUMBER:		0000874238-22-000020
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		41
CONFORMED PERIOD OF REPORT:	20220228
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Regulation FD Disclosure
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20220301
DATE AS OF CHANGE:		20220228

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:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31993
		FILM NUMBER:		22692786

	BUSINESS ADDRESS:	
		STREET 1:		1800 HUGHES LANDING BLVD.
		STREET 2:		SUITE 250
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380
		BUSINESS PHONE:		281-214-0800

	MAIL ADDRESS:	
		STREET 1:		1800 HUGHES LANDING BLVD.
		STREET 2:		SUITE 250
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380

	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>8-K
<SEQUENCE>1
<FILENAME>strl-20220228.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: strl-20220228.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>a20220228ex991earningsrele.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: a20220228ex991earningsrele.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>strl_fy2021xpresentation.htm
<DESCRIPTION>EX-99.2
<TEXT>
Document 3 - file: strl_fy2021xpresentation.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>4
<FILENAME>strl-20220228.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
<TEXT>
Document 4 - file: strl-20220228.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>5
<FILENAME>strl-20220228_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
<TEXT>
Document 5 - file: strl-20220228_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>6
<FILENAME>strl-20220228_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
<TEXT>
Document 6 - file: strl-20220228_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>sterlinglogo_tagx4ca.jpg
<DESCRIPTION>STERLING LOGO
<TEXT>
Document 7 - file: sterlinglogo_tagx4ca.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>strl_fy2021xpresentation001.jpg
<DESCRIPTION>SLIDE 1
<TEXT>
Document 8 - file: strl_fy2021xpresentation001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>strl_fy2021xpresentation002.jpg
<DESCRIPTION>SLIDE 2
<TEXT>
Document 9 - file: strl_fy2021xpresentation002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>strl_fy2021xpresentation003.jpg
<DESCRIPTION>SLIDE 3
<TEXT>
Document 10 - file: strl_fy2021xpresentation003.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>strl_fy2021xpresentation004.jpg
<DESCRIPTION>SLIDE 4
<TEXT>
Document 11 - file: strl_fy2021xpresentation004.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>strl_fy2021xpresentation005.jpg
<DESCRIPTION>SLIDE 5
<TEXT>
Document 12 - file: strl_fy2021xpresentation005.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>strl_fy2021xpresentation006.jpg
<DESCRIPTION>SLIDE 6
<TEXT>
Document 13 - file: strl_fy2021xpresentation006.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>strl_fy2021xpresentation007.jpg
<DESCRIPTION>SLIDE 7
<TEXT>
Document 14 - file: strl_fy2021xpresentation007.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>strl_fy2021xpresentation008.jpg
<DESCRIPTION>SLIDE 8
<TEXT>
Document 15 - file: strl_fy2021xpresentation008.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>strl_fy2021xpresentation009.jpg
<DESCRIPTION>SLIDE 9
<TEXT>
Document 16 - file: strl_fy2021xpresentation009.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>strl_fy2021xpresentation010.jpg
<DESCRIPTION>SLIDE 10
<TEXT>
Document 17 - file: strl_fy2021xpresentation010.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>strl_fy2021xpresentation011.jpg
<DESCRIPTION>SLIDE 11
<TEXT>
Document 18 - file: strl_fy2021xpresentation011.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>strl_fy2021xpresentation012.jpg
<DESCRIPTION>SLIDE 12
<TEXT>
Document 19 - file: strl_fy2021xpresentation012.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>20
<FILENAME>strl_fy2021xpresentation013.jpg
<DESCRIPTION>SLIDE 13
<TEXT>
Document 20 - file: strl_fy2021xpresentation013.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>21
<FILENAME>strl_fy2021xpresentation014.jpg
<DESCRIPTION>SLIDE 14
<TEXT>
Document 21 - file: strl_fy2021xpresentation014.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>strl_fy2021xpresentation015.jpg
<DESCRIPTION>SLIDE 15
<TEXT>
Document 22 - file: strl_fy2021xpresentation015.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>23
<FILENAME>strl_fy2021xpresentation016.jpg
<DESCRIPTION>SLIDE 16
<TEXT>
Document 23 - file: strl_fy2021xpresentation016.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>24
<FILENAME>strl_fy2021xpresentation017.jpg
<DESCRIPTION>SLIDE 17
<TEXT>
Document 24 - file: strl_fy2021xpresentation017.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>25
<FILENAME>strl_fy2021xpresentation018.jpg
<DESCRIPTION>SLIDE 18
<TEXT>
Document 25 - file: strl_fy2021xpresentation018.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>26
<FILENAME>strl_fy2021xpresentation019.jpg
<DESCRIPTION>SLIDE 19
<TEXT>
Document 26 - file: strl_fy2021xpresentation019.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>27
<FILENAME>strl_fy2021xpresentation020.jpg
<DESCRIPTION>SLIDE 20
<TEXT>
Document 27 - file: strl_fy2021xpresentation020.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>28
<FILENAME>strl_fy2021xpresentation021.jpg
<DESCRIPTION>SLIDE 21
<TEXT>
Document 28 - file: strl_fy2021xpresentation021.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>29
<FILENAME>strl_fy2021xpresentation022.jpg
<DESCRIPTION>SLIDE 22
<TEXT>
Document 29 - file: strl_fy2021xpresentation022.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>30
<FILENAME>strl_fy2021xpresentation023.jpg
<DESCRIPTION>SLIDE 23
<TEXT>
Document 30 - file: strl_fy2021xpresentation023.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>31
<FILENAME>strl_fy2021xpresentation024.jpg
<DESCRIPTION>SLIDE 24
<TEXT>
Document 31 - file: strl_fy2021xpresentation024.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>32
<FILENAME>strl_fy2021xpresentation025.jpg
<DESCRIPTION>SLIDE 25
<TEXT>
Document 32 - file: strl_fy2021xpresentation025.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>33
<FILENAME>strl_fy2021xpresentation026.jpg
<DESCRIPTION>SLIDE 26
<TEXT>
Document 33 - file: strl_fy2021xpresentation026.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>34
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 34 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>35
<FILENAME>strl-20220228_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 35 - file: strl-20220228_htm.html

Document 35 - RAW XML: strl-20220228_htm.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>36
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 36 - file: Financial_Report.xlsx

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>37
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 37 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>38
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 38 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>39
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 39 - file: FilingSummary.html

Document 39 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>41
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 41 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>42
<FILENAME>0000874238-22-000020-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 42 - file: 0000874238-22-000020-xbrl.zip

</DOCUMENT>
</SEC-DOCUMENT>