    <SEC-DOCUMENT>0000077543-21-000025-index.html : 20210409
    <SEC-HEADER>0000077543-21-000025.hdr.sgml : 20210409
    <ACCEPTANCE-DATETIME>20210409163217
    ACCESSION NUMBER:		0000077543-21-000025
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		7
    CONFORMED PERIOD OF REPORT:	20210409
    FILED AS OF DATE:		20210409
    DATE AS OF CHANGE:		20210409

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			TUTOR PERINI CORP
    		CENTRAL INDEX KEY:			0000077543
    		STANDARD INDUSTRIAL CLASSIFICATION:	GENERAL BUILDING CONTRACTORS - NONRESIDENTIAL BUILDINGS [1540]
    		IRS NUMBER:				041717070
    		STATE OF INCORPORATION:			MA
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-06314
    		FILM NUMBER:		21818199

    	BUSINESS ADDRESS:
    		STREET 1:		15901 OLDEN STREET
    		CITY:			SYLMAR
    		STATE:			CA
    		ZIP:			91342
    		BUSINESS PHONE:		818-362-8391

    	MAIL ADDRESS:
    		STREET 1:		15901 OLDEN STREET
    		CITY:			SYLMAR
    		STATE:			CA
    		ZIP:			91342

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	TUTOR PERINI Corp
    		DATE OF NAME CHANGE:	20090529

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	PERINI CORP
    		DATE OF NAME CHANGE:	19920703
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>tpc2021proxyformdef14.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: tpc2021proxyformdef14.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>chart-3ee77e0754de47268851.jpg
    <TEXT>
    Document 2 - file: chart-3ee77e0754de47268851.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>chart-7458354a82684769ad71.jpg
    <TEXT>
    Document 3 - file: chart-7458354a82684769ad71.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>finalregisteredproxycard00.jpg
    <TEXT>
    Document 4 - file: finalregisteredproxycard00.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>finalregisteredproxycard00a.jpg
    <TEXT>
    Document 5 - file: finalregisteredproxycard00a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>image_41.jpg
    <TEXT>
    Document 6 - file: image_41.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>tpc-20200409xdef14ag0011.jpg
    <TEXT>
    Document 7 - file: tpc-20200409xdef14ag0011.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>