Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001047469-11-009637
Filing Date
2011-11-17
Accepted
2011-11-16 20:42:49
Documents
14
Period of Report
2011-10-02

Document Format Files

Seq Description Document Type Size
1 10-K a2206275z10-k.htm 10-K 1471055
2 EX-21 a2206275zex-21.htm EX-21 47157
3 EX-23 a2206275zex-23.htm EX-23 2912
4 EX-31.1 a2206275zex-31_1.htm EX-31.1 8347
5 EX-31.2 a2206275zex-31_2.htm EX-31.2 8361
6 EX-32.1 a2206275zex-32_1.htm EX-32.1 5360
7 EX-32.2 a2206275zex-32_2.htm EX-32.2 5377
14 G598707.JPG g598707.jpg GRAPHIC 87604
  Complete submission text file 0001047469-11-009637.txt   10606520

Data Files

Seq Description Document Type Size
8 EX-101.INS ttek-20111002.xml EX-101.INS 1459483
9 EX-101.SCH ttek-20111002.xsd EX-101.SCH 76725
10 EX-101.CAL ttek-20111002_cal.xml EX-101.CAL 135125
11 EX-101.DEF ttek-20111002_def.xml EX-101.DEF 363217
12 EX-101.LAB ttek-20111002_lab.xml EX-101.LAB 1355057
13 EX-101.PRE ttek-20111002_pre.xml EX-101.PRE 623268
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-K | Act: 34 | File No.: 000-19655 | Film No.: 111211372
SIC: 8711 Services-Engineering Services