New Hampshire Code of Administrative Rules
Tra - Commissioner, Department of Transportation
Chapter Tra 500 - CONSTRUCTION AID AND RELOCATION SERVICES
Part Tra 502 - STATE HIGHWAY AID
Section Tra 502.04 - Highway Project Design Criteria

Universal Citation: NH Admin Rules Tra 502.04

Current through Register No. 40, October 3, 2024

(a) Highway projects constructed with state highway aid shall be designed in accordance with the following design standards and manuals:

(1) AASHTO Standard Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals, 6th Edition (2013) and interim revisions;

(2) AASHTO Policy on Geometric Design of Highways and Streets (2011, 6th Edition);

(3) Federal Highway Administration Manual on Uniform Traffic Control Devices, as adopted by the commissioner as a policy for traffic control standards (2009 and subsequent revisions);

(4) AASHTO Roadside Design Guide, 4th Edition (2011);

(5) New Hampshire Department of Transportation (NHDOT) Standard Specifications for Road and Bridge Construction, 2010 Edition; and

(6) New Hampshire Department of Transportation (NHDOT) Highway Design Manual (1999).

(b) Upon written application of a municipality, the department shall waive any of the minimum design standards relating to municipal highways affected by the project:

(1) Unless it determines that the requested waiver, if granted, would result in an imminent or substantial threat to human health, public safety, or the environment; and

(2) If the municipality has accepted, in writing, responsibility for construction that does not meet the waived minimum design standards.

#8924, eff 6-27-07

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