Adjustment Special Attentions:
Asphalt Cement and Fuel Adjustment special attentions have been posted for informational purposes and will be updated monthly (around the 15th of each month). If you have any questions, please contact the Contracts and Specifications Office.

• Asphalt Cement Adjustment (Item 1010.2)- updated May 22, 2023
• Fuel Adjustment (Item 1010.15)- updated May 23, 2023

Supplemental Specifications Special Attention:

• Notice of 2016 Edition NHDOT Specifications for Road and Bridge Construction - Supplemental Specifications - Updated July 27, 2020
  • Older versions:
    • Notice of 2010 Edition NHDOT Specifications for Road and Bridge Construction - Supplemental Specifications - Updated February 8, 2016
    • Notice of 2006 Edition NHDOT Specifications for Road and Bridge Construction - Supplemental Specifications -
      Updated April 09, 2010

Errata Sheet Special Attention:

• Notice of 2016 Edition NHDOT Specifications for Road and Bridge Construction - Errata Sheet - Updated March 21, 2018
  • Older Versions:
    • Notice of 2010 Edition NHDOT Specifications for Road and Bridge Construction - Errata Sheet -
      Updated September 11, 2014
      

Standardized Special Attentions (updated January 18, 2019):

• All projects:
  • Employment Security Office Listing (01/02/14)
  • Invasive Species (03/28/2022)
  • Historic and Archaeological Resources (05/13/09)
  • Sunsetting of 2 Loop Portable Concrete Barrier (06/11/20)
  • Roadside Safety Hardware Worthiness Compliance w/NCHRP 350 & MASH (06/11/20)
  • W-Beam Guardrail Height (05/03/23)
  • Qualified Products List (04/27/17)
  • 2016 Standard Specification & Standard Plans (03/01/16)
• Federally Funded Projects:
  • National Defense Authorization Act (NDAA) - Prohibitions of Certain Telecommunications/Video Surveillance Services and Equipment for Specific Producers (09/08/20)
  • Federal Wage Rates (06/24/08)
  • Buy America - Steel and Iron Products (06/02/10)
  • Shipping (01/13/15)
  • Convict Produced Material (12/05/12)
  • Lobbying - Limitation on use of Contract Funds for Lobbying (1/01)
  • Contract Affidavit Certification Regarding Debarment Suspension (12/24/98)
  • Appendix A - Certification Regarding Debarment (12/24/98)
  • Summary of Requirements for Federal-Aid Projects (02/03/2022)
  • Disadvantaged Business Enterprise Policy (07/29/13)

Guidelines:

• Fuel and Asphalt Cement Adjustment Guidelines - updated March 2012

Links:

• Standard Specifications
• Supplemental Specifications
• Special Provisions
• Past Fuel and Asphalt Cement Adjustment Prices (Imperial)