# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000831641-18-000054
Filing Date
2018-08-03
Accepted
2018-08-03 16:02:58
Documents
66
Period of Report
2018-07-01

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | tt10-qfy18q3document.htm | 10-Q | 1459756
2 | EXHIBIT 31.1 | ttekex311q32018.htm | EX-31.1 | 14649
3 | EXHIBIT 31.2 | ttekex312q32018.htm | EX-31.2 | 14671
4 | EXHIBIT 32.1 | ttekex321q32018.htm | EX-32.1 | 7539
5 | EXHIBIT 32.2 | ttekex322q32018.htm | EX-32.2 | 7533
6 | EXHIBIT 95 | ttekex95q32018.htm | EX-95 | 14053
| Complete submission text file | 0000831641-18-000054.txt |  | 5819001

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
7 | XBRL INSTANCE DOCUMENT | ttek-20180701.xml | EX-101.INS | 1112194
8 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ttek-20180701.xsd | EX-101.SCH | 45242
9 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ttek-20180701_cal.xml | EX-101.CAL | 76170
10 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ttek-20180701_def.xml | EX-101.DEF | 176941
11 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ttek-20180701_lab.xml | EX-101.LAB | 558912
12 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ttek-20180701_pre.xml | EX-101.PRE | 301947

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: 0928
Type: 10-Q | Act: 34 | File No.: 000-19655 | Film No.: 18991799
SIC: 8711 Services-Engineering Services