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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000831641-22-000123
Filing Date
2022-11-25
Accepted
2022-11-23 19:15:43
Documents
126
Period of Report
2022-10-02

Document Format Files

Seq Description Document Type Size
1 10-K ttek-20221002.htm   iXBRL 10-K 3020074
2 EX-21 ttek-ex21q42022.htm EX-21 15954
3 EX-23 ttek-ex23q42022.htm EX-23 2117
4 EX-31.1 ttek-ex311q42022.htm EX-31.1 9034
5 EX-31.2 ttek-ex312q42022.htm EX-31.2 9030
6 EX-32.1 ttek-ex321q42022.htm EX-32.1 5191
7 EX-32.2 ttek-ex322q42022.htm EX-32.2 5201
8 EX-95 ttek-ex95q42022.htm EX-95 16163
14 ttek-20221002_g1.jpg GRAPHIC 95345
  Complete submission text file 0000831641-22-000123.txt   13693756

Data Files

Seq Description Document Type Size
9 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ttek-20221002.xsd EX-101.SCH 84714
10 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT ttek-20221002_cal.xml EX-101.CAL 129441
11 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ttek-20221002_def.xml EX-101.DEF 361019
12 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT ttek-20221002_lab.xml EX-101.LAB 1022300
13 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ttek-20221002_pre.xml EX-101.PRE 675858
120 EXTRACTED XBRL INSTANCE DOCUMENT ttek-20221002_htm.xml XML 2530286
Mailing Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107
Business Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 6263514664
TETRA TECH INC (Filer) CIK: 0000831641 (see all company filings)

IRS No.: 954148514 | State of Incorp.: DE | Fiscal Year End: 1002
Type: 10-K | Act: 34 | File No.: 000-19655 | Film No.: 221417395
SIC: 8711 Services-Engineering Services