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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
SEC Accession No. 0001193125-10-091753
Filing Date
2010-04-23
Accepted
2010-04-23 16:20:46
Documents
13
Period of Report
2010-03-31
Filing Date Changed
2010-04-23

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q d10q.htm 10-Q 677825
2 RATIO OF EARNINGS TO FIXED CHARGES dex12.htm EX-12 10116
3 INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM'S PREFERABILITY LETTER dex18.htm EX-18 3155
4 CERTIFICATION PURSUANT TO SECTION 302 dex31a.htm EX-31.(A) 6446
5 CERTIFICATION PURSUANT TO SECTION 302 dex31b.htm EX-31.(B) 6503
6 CERTIFICATIONS PURSUANT TO SECTION 906 dex32.htm EX-32 8278
13 GRAPHIC g38544ex18.jpg GRAPHIC 4432
  Complete submission text file 0001193125-10-091753.txt   2835116

Data Files

Seq Description Document Type Size
7 XBRL INSTANCE DOCUMENT unp-20100331.xml EX-101.INS 450949
8 XBRL TAXONOMY EXTENSION SCHEMA unp-20100331.xsd EX-101.SCH 21035
9 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE unp-20100331_cal.xml EX-101.CAL 38811
10 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE unp-20100331_def.xml EX-101.DEF 16538
11 XBRL TAXONOMY EXTENSION LABEL LINKBASE unp-20100331_lab.xml EX-101.LAB 216228
12 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE unp-20100331_pre.xml EX-101.PRE 109526
Mailing Address 1400 DOUGLAS STREET STOP 0310 OMAHA NE 68179
Business Address 1400 DOUGLAS STREET STOP 0310 OMAHA NE 68179 402 544 5214
UNION PACIFIC CORP (Filer) CIK: 0000100885 (see all company filings)

IRS No.: 132626465 | State of Incorp.: UT | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-06075 | Film No.: 10767504
SIC: 4011 Railroads, Line-Haul Operating
Assistant Director 5