| | GRAVEL (AB 3/4") SACRAMENTO NWR COMPLEX CA | GRAY ROCK TRUCKING, INC | $81,540 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 484220Specialized Freight (except Used Goods) Trucking, Local | 5610MINERAL CONSTRUCTION MATERIALS, BULK | May 22, 2024 | May 22, 2024 | Sep 30, 2025 |
| | CA-SAC NWRC-GRAVEL | GRAY ROCK TRUCKING, INC | $14,475 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 212321Construction Sand and Gravel Mining | 5610MINERAL CONSTRUCTION MATERIALS, BULK | Aug 22, 2018 | Aug 22, 2018 | Sep 30, 2018 |
| | CA-SAC NWRC-GRAVEL | GRAY ROCK TRUCKING, INC | $14,561 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 212321Construction Sand and Gravel Mining | 5610MINERAL CONSTRUCTION MATERIALS, BULK | Aug 13, 2018 | Aug 13, 2018 | Oct 15, 2018 |
| | CA-SAC NWRC-GRAVEL | GRAY ROCK TRUCKING, INC | $12,848 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 212321Construction Sand and Gravel Mining | 5610MINERAL CONSTRUCTION MATERIALS, BULK | Aug 3, 2018 | Aug 3, 2018 | Sep 30, 2018 |
| | CA-SAC NWRC-GRAVEL | GRAY ROCK TRUCKING, INC | $18,289 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 212321Construction Sand and Gravel Mining | 9620MINERALS, NATURAL AND SYNTHETIC | Jul 26, 2017 | Jul 26, 2017 | Nov 1, 2017 |
| | CA-SACRAMENTO NWR-BULK ROAD BASE GRAVEL | GRAY ROCK TRUCKING, INC | $7,254 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 212321Construction Sand and Gravel Mining | 9620MINERALS, NATURAL AND SYNTHETIC | Aug 29, 2016 | Aug 29, 2016 | Oct 15, 2016 |
| | SUPPLY AND DELIVERY OF ROAD BASE GRAVEL FOR VEHICLE TURNOUT | GRAY ROCK TRUCKING, INC | $77,798 | BUREAU OF RECLAMATION | BUREAU OF RECLAMATION | — | 423320Brick, Stone, and Related Construction Material Merchant Wholesalers | 5610MINERAL CONSTRUCTION MATERIALS, BULK | Mar 10, 2016 | Mar 10, 2016 | Apr 9, 2016 |
| | IGF::OT::IGF SAC NWR-GRAVEL COMPLEX REPAIRS | GRAY ROCK TRUCKING, INC | $82,728 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 212321Construction Sand and Gravel Mining | Z1LBMAINTENANCE OF HIGHWAYS/ROADS/STREETS/BRIDGES/RAILWAYS | May 19, 2015 | May 19, 2015 | Sep 30, 2015 |
| | IGF::OT::IGF SSB ACQ ROAD BASE GRAVEL FOR STONY GORGE | GRAY ROCK TRUCKING, INC | $12,848 | BUREAU OF RECLAMATION | BUREAU OF RECLAMATION | — | 212321Construction Sand and Gravel Mining | Z1LBMAINTENANCE OF HIGHWAYS/ROADS/STREETS/BRIDGES/RAILWAYS | Sep 19, 2014 | Sep 19, 2014 | Sep 18, 2015 |
| | IGF::OT::IGF PACKER UNIT FISHING ACCESS IMPROVEMENT | GRAY ROCK TRUCKING, INC | $63,860 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 237310Highway, Street, and Bridge Construction | Y1LBCONSTRUCTION OF HIGHWAYS, ROADS, STREETS, BRIDGES, AND RAILWAYS | Jul 10, 2014 | Jul 10, 2014 | Sep 30, 2014 |
| | IGF::OT::IGF CRUSHED AGGREGATE BASE ROCK DELIVERED TO KINGSLY GLADE RAC PROJECT - ACQUISITION PROJECT ID #169747 | GRAY ROCK TRUCKING, INC | $11,725 | FOREST SERVICE | FOREST SERVICE | — | 484220Specialized Freight (except Used Goods) Trucking, Local | F004NATURAL RESOURCES/CONSERVATION- FOREST/RANGE FIRE REHABILITATION (NON-CONSTRUCTION) | Sep 23, 2013 | Sep 23, 2013 | Oct 31, 2013 |
| | IGF::OT::IGF DM PROJ TO REPLACE CULVERT UNDER MID CAN | GRAY ROCK TRUCKING, INC | $13,521 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 238990All Other Specialty Trade Contractors | Y1KZCONSTRUCTION OF OTHER CONSERVATION AND DEVELOPMENT FACILITIES | Aug 5, 2013 | Aug 5, 2013 | Feb 1, 2014 |
| | 3/4" GRAVEL FOR THE LLANO SECO UNIT OF THE SACRAMENTO RIVER NWR | GRAY ROCK TRUCKING, INC | $5,846 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 484220Specialized Freight (except Used Goods) Trucking, Local | 5680MISCELLANEOUS CONSTRUCTION MATERIALS | May 24, 2011 | May 24, 2011 | Jun 2, 2011 |
| | GRAVEL FOR LLANO SECO UNIT OF THE SACRAMENTO RIVER NWR | GRAY ROCK TRUCKING, INC | $5,400 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 212321Construction Sand and Gravel Mining | Z222 | Oct 27, 2010 | Oct 27, 2010 | Dec 30, 2010 |
| | GRAVEL DUMP | GRAY ROCK TRUCKING, INC | $0 | U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | — | 484220Specialized Freight (except Used Goods) Trucking, Local | Z222 | Sep 8, 2010 | Sep 8, 2010 | Oct 8, 2010 |
| | GRAVEL DELIVERED TO THE SACRAMENTO AND DELEVAN REFUGES | GRAY ROCK TRUCKING, INC | $0 | U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | — | 212321Construction Sand and Gravel Mining | Z222 | Sep 8, 2010 | Sep 8, 2010 | Dec 30, 2010 |
| | GRAVEL DELIVERED TO THE LLANO SECO UNIT OF THE SACRAMENTO RIVER NWR | GRAY ROCK TRUCKING, INC | $0 | U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | — | 484220Specialized Freight (except Used Goods) Trucking, Local | Z222 | Aug 9, 2010 | Aug 9, 2010 | Oct 1, 2010 |
| | DELIVERY CRUSHED ROCK TO THE SACRAMENTO RIVER NWR | GRAY ROCK TRUCKING, INC | $0 | U.S. Fish and Wildlife Service | U.S. Fish and Wildlife Service | — | 484220Specialized Freight (except Used Goods) Trucking, Local | Z222 | Mar 18, 2010 | Mar 18, 2010 | Mar 18, 2010 |
| | 3/4 INCH MINUS ROAD BASE GRAVEL DELIVERED TO SACRAMENTO NWR | GRAY ROCK TRUCKING, INC | $9,375 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 484220Specialized Freight (except Used Goods) Trucking, Local | 3820MINING, ROCK DRILLING, EARTH BORING, AND RELATED EQUIPMENT | Jan 23, 2010 | Feb 1, 2010 | Feb 5, 2010 |
| | GRAVEL FOR THE SACRAMENTO NWRC | GRAY ROCK TRUCKING, INC | $9,994 | US FISH AND WILDLIFE SERVICE | — | — | — | — | Sep 20, 2009 | Sep 21, 2009 | Dec 30, 2009 |
| | GRAVEL | GRAY ROCK TRUCKING, INC | $20,003 | US FISH AND WILDLIFE SERVICE | — | — | — | — | Jul 21, 2009 | Aug 11, 2009 | Sep 30, 2009 |
| | GRAVEL DELIVERED AND SPREAD FOR 5 LOCATIONS WITH IN THE SACRAMENTO NATIONAL WILDLIFE REFUGE COMPLEX, CA. | GRAY ROCK TRUCKING, INC | $25,936 | US FISH AND WILDLIFE SERVICE | — | — | 423320Brick, Stone, and Related Construction Material Merchant Wholesalers | Y222 | Sep 8, 2008 | Sep 8, 2008 | Jan 15, 2009 |
| | GRAVEL FOR SACRAMENTO NWRC | GRAY ROCK TRUCKING, INC | $9,736 | US FISH AND WILDLIFE SERVICE | — | — | 561790Other Services to Buildings and Dwellings | Z222 | Aug 14, 2008 | Aug 14, 2008 | Sep 30, 2008 |
| | GRAVEL | GRAY ROCK TRUCKING, INC | $11,020 | US FISH AND WILDLIFE SERVICE | — | — | 212321Construction Sand and Gravel Mining | 5680MISCELLANEOUS CONSTRUCTION MATERIALS | Aug 31, 2007 | Aug 31, 2007 | — |
| | DELIVER ROAD BASE AND CRUSHED ROCK TO THE SACRAMENTO NATIONAL WILDLIFE REFUGE. | GRAY ROCK TRUCKING, INC | $5,895 | US FISH AND WILDLIFE SERVICE | — | — | — | — | Jul 31, 2007 | Jul 31, 2007 | Aug 31, 2007 |