Y-12 National Security Complex
Y-12 National Security Complex
DE-AC05-00OR22800
Operated by Babcock & Wilcox Technical Services Y-12, LLC
Updated to Modification 277 dated 04/02/2013
| BASIC Contract (Official) | Modifications (Official) Funding Mods Available Upon Request | Conformed Contract (Unofficial) |
| Basic Contract dated 8/31/2000 (pdf, 13,886KB) | Y-12 A001 (9/15/00) (pdf, 60KB) | Y-12 Conformed Contract (Conformed to Mod 277 dated 04/02/2013 (pdf, 5605 KB) |
| Y-12 A002 (10/15/00) (pdf, 130KB) | ||
| Y-12 M003 (10/26/00) (pdf, 77KB) | ||
| Y-12 M004 (10/31/00) (pdf, 865KB) | ||
| Y-12 M006 (10/31/00) (pdf, 191KB) | ||
| Y-12 M009 (1/22/01) (pdf, 314KB) | ||
| Y-12 M013 (4/6/01) (pdf, 293KB) | ||
| Y-12 M015 (5/9/01) (pdf, 266KB) | ||
| Y-12 M018 (7/2/01) (pdf, 520KB) | ||
| Y-12 M021 (9/25/01) (pdf, 1,836KB) | ||
| Y-12 M022 (9/25/01) (pdf, 193KB) | ||
| Y-12 M025 (10/15/01) (pdf, 405KB) | ||
| Y-12 M032 (2/5/02) (pdf, 510KB) | ||
| Y-12 M034 (3/20/02) (pdf, 106KB) | ||
| Y-12 M036 (4/3/02) (pdf, 322KB) | ||
| Y-12 M037 (4/8/02) (pdf, 524KB) | ||
| Y-12 M041 (7/11/02) (pdf, 598KB) | ||
| Y-12 M044 (9/3/02) (pdf, 73KB) | ||
| Y-12 M048 (10/21/02) (pdf, 463KB) | ||
| Y-12 M049 (10/21/02) (pdf, 99KB) | ||
| Y-12 M051 (11/7/02) (pdf, 54KB) | ||
| Y-12 M054 (1/17/03) (pdf 47KB) | ||
| Y-12 M055 (1/17/03) (pdf 101KB) | ||
| Y-12 M058 (2/7/03) (pdf, 1,079KB) | ||
| Y-12 M059 (2/13/03) (pdf, 84KB) | ||
| Y-12 A061 (3/7/03) (pdf, 42KB) | ||
| Y-12 M063 (4/14/03) (pdf, 47KB) | ||
| Y-12 M064 (4/23/03) (PDF 425KB) | ||
| Y-12 M068 (7/24/03) (pdf, 912KB) | ||
| Y-12 M070 (8/20/03) (pdf, 52KB) | ||
| Y-12 M072 (9/30/03) (pdf, 824KB) | ||
| Y-12 M075 (11/3/03) (pdf, 535KB) | ||
| Y-12 M078 (1/7/04) (PDF 1545KB) | ||
| Y-12 M079 (1/20/04) (pdf, 681KB) | ||
| Y-12 M080 (1/22/04) (pdf, 105KB) | ||
| Y-12 M083 (3/9/04) (pdf, 47KB) | ||
| Y-12 M085 (4/23/04) (pdf, 59KB) | ||
| Y-12 M086 (4/23/04) (pdf, 849KB) | ||
| Y-12 M090 (7/16/04) (pdf, 924KB) | ||
| Y-12 M092 (8/11/04) (pdf, 104KB) | ||
| Y-12 M094 (9/20/04) (pdf, 51KB) | ||
| Y-12 M096 (10/21/04) (pdf, 871KB) | ||
| Y-12 M098 (11/22/04) (pdf, 47KB) | ||
| Y-12 M101 (1/21/05) (pdf, 1,071KB) | ||
| Y-12 M103 (2/10/05) (pdf, 131KB) | ||
| Y-12 M106 (4/28/05) (pdf, 137KB) | ||
| Y-12 M107 (4/28/05) (pdf, 1,278KB) | ||
| Y-12 M111 (7/14/05) (pdf, 47KB) | ||
| Y-12 M112 (7/14/05) (pdf, 874KB) | ||
| Y-12 M114 (8/4/05) (pdf, 51KB) | ||
| Y-12 M115 (8/17/05) (pdf, 12,88KB) | ||
| Y-12 M117 (9/29/05) (pdf, 914KB) | ||
| Y-12 M119 (9/30/05) (pdf, 50KB) | ||
| Y-12 M121 (10/12/05) (pdf, 1,024KB) | ||
| Y-12 M123 (11/15/05) (pdf, 65 KB) | ||
| Y-12 M127 (2/2/06) (pdf, 1,479KB) | ||
| Y-12 M131 (5/10/06) (pdf, 910KB) | ||
| Y-12 M132 (5/22/06) (pdf, 453KB) | ||
| Y-12 M133 (5/23/06) (PD 351KB) | ||
| Y-12 M136 (7/12/06) (pdf, 65KB) | ||
| Y-12 M138 (8/9/06) (pdf, 780KB) | ||
| Y-12 M140 (9/6/06) (pdf, 167KB) | ||
| Y-12 M141 (9/28/06) (pdf, 191KB) | ||
| Y-12 M144 (10/31/06) (pdf, 920KB) | ||
| Y-12 M145 (11/30/06) (pdf, 866KB) | ||
| Y-12 M146 (11/30/06) (pdf, 487KB) | ||
| Y-12 M150 (3/1/07) (pdf, 641KB) | ||
| Y-12 M151 (3/1/07) (pdf, 552KB) | ||
| Y-12 M153 (4/11/07) (pdf, 39KB) | ||
| Y-12 A155 (5/9/07) (pdf, 483KB) | ||
| Y-12 A157 (6/29/07) (pdf, 51KB) | ||
| Y-12 M158 (7/13/07) (pdf, 1911KB) | ||
| Y-12 A162 (10/16/07) (pdf, 161KB) | ||
| Y-12 A163 (11/1/07) (pdf, 718KB) | ||
| Y-12 A164 (12/5/07) (PDF 54KB) | ||
| Y-12 M165 (12/19/07) (pdf, 135KB) | ||
| Y-12 A167 (1/31/08) (pdf, 1,829KB) | ||
| Y-12 A168 (2/19/08) (pdf, 50KB) | ||
| Y-12 A169 (2/28/08) (pdf, 864KB) | ||
| Y-12 A170 (3/28/08) (pdf, 656KB) | ||
| Y-12 A174 (8/7/08) (pdf, 1,230KB) | ||
| Y-12 A176 (9/30/08) (pdf, 4,712KB) | ||
| Y-12 A177 (10/30/08) (pdf, 259KB) | ||
| Y-12 A178 (12/3/08) (pdf, 939KB) | ||
| Y-12 M180 (1/27/09) (pdf, 5,536KB) | ||
| Y-12 M183 (3/19/09) (pdf, 1,946KB) | ||
| Y-12 A184 (3/31/09) (pdf, 1,307KB) | ||
| Y-12 M186 (5/7/09) (pdf, 867KB) | ||
| Y-12 M188 (6/29/09) (pdf, 383KB) | ||
| Y-12 A190 (7/31/09) (pdf, 6062KB) | ||
| Y-12 M192 (10/2/09) (pdf, 240KB) | ||
| Y-12 A193 (9/30/09) (pdf, 1,659KB) | ||
| Y-12 M195 (11/12/09) (pdf, 182KB) | ||
| Y-12 M196 (11/30/09) (pdf, 2,604KB) | ||
| Y-12 M197 (11/30/09) (pdf, 72KB) | ||
| Y-12 M199 (12/21/09) (pdf, 556KB) | ||
| Y-12 M200 (12/21/09) (pdf, 455KB) | ||
| Y-12 M201 (12/21/09) (pdf, 2,857KB) | ||
| Y-12 M203 ARRA (12/21/09) (pdf, 177KB) | ||
| Y-12 M204 ARRA (12/23/09) (pdf, 186KB) | ||
| Y-12 M205 (1/25/10) (pdf, 17,616KB) | ||
| Y-12 M206 ARRA (1/28/10) (pdf, 177KB) | ||
| Y-12 M213 (7/23/10) (pdf, 6,368KB) | ||
| Y-12 M216 ARRA (9/3/10) (pdf, 2,588KB) | ||
| Y-12 M217 (9/10/10) (pdf, 1,139KB) | ||
| Y-12 M218 (9/27/10) (pdf, 5,892KB) | ||
| Y-12 219 (Extension Mod) (09/30/010) (pdf, 2,408KB) | ||
| Y-12 221 ARRA (09/30/010) (pdf, 5,194KB) | ||
| Y-12 222 (09/30/10) (pdf, 944KB) | ||
| Y-12 M230 (4/14/11) (pdf, 7480KB) | ||
| Y-12 M231 (9/30/11) (pdf, 1037KB) | ||
| Y-12 M238 (9/30/11) (pdf, 5387KB) | ||
| Y-12 M239 (11/30/11) (pdf, 5763KB) | ||
| Y-12 M240 (10/12/11) (pdf, 8647KB) | ||
| Y-12 246 (03/31/12) (pdf, 739KB) | ||
| Y-12 248 (04/13/12) (pdf, 699KB) | ||
| Y-12 253 (08/05/12) (pdf, 289KB) | ||
| Y-12 254 (08/09/12) (pdf, 83KB) | ||
| Y-12 256 (09/18/12) (pdf, 2254KB) | ||
| Y-12 257 (09/21/12) (pdf, 160KB) | ||
| Y-12 258 (09/25/12 (pdf, 59KB) | ||
| Y-12 260 (10/24/12) (pdf, 165KB) | ||
| Y-12 263 (10/31/12) (pdf, 653KB) | ||
| Y-12 264 (11/21/12) (pdf, 414KB) | ||
| Y-12 267 (12/17/13) (pdf, 168KB) | ||
| Y-12 270 (01/29/13) (pdf, 184KB) | ||
| Y-12 275 (02/27/13) (pdf, 1168KB) |
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