# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000831641-20-000048
Filing Date
2020-05-01
Accepted
2020-05-01 15:50:35
Documents
86
Period of Report
2020-03-29

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | ttek-20200329.htm iXBRL | 10-Q | 2631028
2 | EX-10 | ttekex10q22020.htm | EX-10 | 358246
3 | EX-31.1 | ttekex311q22020.htm | EX-31.1 | 14389
4 | EX-31.2 | ttekex312q22020.htm | EX-31.2 | 14420
5 | EX-32.1 | ttekex321q22020.htm | EX-32.1 | 8688
6 | EX-32.2 | ttekex322q22020.htm | EX-32.2 | 8682
7 | EX-95 | ttekex95q22020.htm | EX-95 | 24614
| Complete submission text file | 0000831641-20-000048.txt |  | 9618208

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
8 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ttek-20200329.xsd | EX-101.SCH | 49546
9 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ttek-20200329_cal.xml | EX-101.CAL | 101714
10 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ttek-20200329_def.xml | EX-101.DEF | 228497
11 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ttek-20200329_lab.xml | EX-101.LAB | 633044
12 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ttek-20200329_pre.xml | EX-101.PRE | 397336
40 | EXTRACTED XBRL INSTANCE DOCUMENT | ttek-20200329_htm.xml | XML | 1722085

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)

EIN.: 954148514 | State of Incorp.: DE | Fiscal Year End: 0927
Type: 10-Q | Act: 34 | File No.: 000-19655 | Film No.: 20840730
SIC: 8711 Services-Engineering Services