| 16011 Addendum # 1 | Addendum #1 Replacement of County Bridge No. H0403 South Middlebush Road (Cr 615) over Six Mile Run Franklin Township, Somerset County | 02/02/2017 | Closed |
| Addendum 1: 16014 | Addendum 1: Demolition of Former Peapack DPW Garage, 5 Holland Avenue, Peapack, NJ 07977 | 09/14/2016 | Closed |
| CC-0037-18 - Addendum 1 | ADDENDUM 1: Infor Public Sector (IPS) Maintenance and Support | 02/13/2018 | Closed |
| Addendum 1: CC-0135-16 | ADDENDUM 1: Maintenance, Repair Service, Parts Replacement and Emergency Services for the Somerset County Water Pumping Station System | 09/14/2016 | Closed |
| 17017 - Addendum 1 | ADDENDUM 1: New Pole Barn at East County Park, 40 Reinman Road, Warren, NJ 07059 | 06/22/2017 | Closed |
| ADDENDUM 1: CC-0070-17 | ADDENDUM 1: Occupational Medical and Psychological Services | 05/09/2017 | Closed |
| 17001 Addendum #1 | Addendum 1: Partial Roof Replacement, EIFS and Wall Sealant Repairs on the Richard Hall Community Mental Health Center, 500 North Bridge Street, Bridgewater, New Jersey | 03/21/2017 | Closed |
| 16003 Addendum 1 | ADDENDUM 1: Reconstruction of County Route 637 (Readington Road, Somerset County, County Line Road, Hunterdon County), From CR 637/620 to Harlan School Road, Township of Branchburg, Somerset County, Township of Readington, Hunterdon County | 04/19/2016 | Closed |
| Addendum 1: 14015 | Addendum 1: Replacement of County Bridge No. H0802, Livingston Street Over Vosseller Brook, Borough of Bound Brook, Somerset County, New Jersey | 08/03/2016 | Closed |
| Addendum 1: 16013 | Addendum 1: Roof & Interior Restoration, Somerset County Historic Courthouse, 20 North Bridge Street, Somerville, New Jersey | 08/11/2016 | Closed |
| 17013 - Addendum 1 | Addendum 1: Somerset County Courthouse HVAC Controls Replacement | 04/04/2018 | Closed |
| Addendum 1: CC-9019-16 | Addendum 1: 2017 Freightliner Model 108SD or Equivalent Cab & Chassis with Hook Lift and Optional Snow Plow and Other Equipment | 08/23/2016 | Closed |
| 18005 - Addendum 1 | Addendum 1: Former Convatec Property Demolition, 100 & 200 Headquarters Park Drive, Skillman, NJ 08558 | 05/30/2018 | Closed |
| 18016 - Addendum 1 | Addendum 1: New Pole Barn and ADA Bathroom at Sellars Maintenance Facility, Bridgewater Township, Somerset County, New Jersey | 08/31/2018 | Closed |
| 18004 - Addendum 1 | Addendum 1: Resurfacing of Various Roads, Various Locations in Somerset County, New Jersey & Resurfacing of Various Roads, Various Locations in the Township of Bridgewater | 05/11/2018 | Closed |
| PCC-9036-18 - Addendum 1 | Addendum 1: Somerset County Park Commission: 2018 Fall Tree Planting – All Parks & Golf Courses | 10/02/2018 | Closed |
| Addendum 2: CC-9019-16 | Addendum 2: 2017 Freightliner Model 108SD or Equivalent Cab & Chassis with Hook Lift and Optional Snow Plow and Other Equipment | 08/23/2016 | Closed |
| Addendum 2: 14015 | Addendum 2: Replacement of County Bridge No. H0802, Livingston Street Over Vosseller Brook, Borough of Bound Brook, Somerset County, New Jersey | 08/03/2016 | Closed |
| 17013 - Addendum 2 | Addendum 2: Somerset County Courthouse HVAC Controls Replacement | 04/04/2018 | Closed |
| 17005 - Addendum #2 | Addendum 2: Resurfacing of Various Roads Various Locations Somerset County, New Jersey and Resurfacing of Various Roads Various Locations in the Borough of Millstone, the Borough of Somerville, and the Township of Bridgewater Somerset County, New Jersey | 03/21/2017 | Closed |
