# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000831641-18-000046
Filing Date
2018-05-04
Accepted
2018-05-04 16:09:04
Documents
65
Period of Report
2018-04-01

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | tt10-qfy18q2document.htm | 10-Q | 1412306
2 | EXHIBIT 31.1 | ttekex311q22018.htm | EX-31.1 | 14646
3 | EXHIBIT 31.2 | ttekex312q22018.htm | EX-31.2 | 14668
4 | EXHIBIT 32.1 | ttekex321q22018.htm | EX-32.1 | 7537
5 | EXHIBIT 32.2 | ttekex322q22018.htm | EX-32.2 | 7531
6 | EXHIBIT 95 | ttekex95q22018.htm | EX-95 | 14054
| Complete submission text file | 0000831641-18-000046.txt |  | 5596076

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
7 | XBRL INSTANCE DOCUMENT | ttek-20180401.xml | EX-101.INS | 1057014
8 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ttek-20180401.xsd | EX-101.SCH | 44445
9 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ttek-20180401_cal.xml | EX-101.CAL | 75635
10 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ttek-20180401_def.xml | EX-101.DEF | 168197
11 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ttek-20180401_lab.xml | EX-101.LAB | 551382
12 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ttek-20180401_pre.xml | EX-101.PRE | 292776

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.: 18807985
SIC: 8711 Services-Engineering Services