New Hampshire Code of Administrative Rules
Saf - Department of Safety
Subtitle Saf-C - Commissioner, Department of Safety
Chapter Saf-C 3200 - OFFICIAL MOTOR VEHICLE INSPECTION REQUIREMENTS
Part Saf-C 3226 - TRUCKS AND BUSES
Section Saf-C 3226.02 - Truck and Bus Tires

Universal Citation: NH Admin Rules Saf-C 3226.02

Current through Register No. 40, October 3, 2024

(a) A truck or bus shall be rejected if:

(1) Any tire has a fabric break or a fabric break repaired with blowout patches or boots;

(2) There are mis-matched tires, including:
a. Different types of tires, such as bias, bias belted, and radial tires on the front wheels;

b. Radial and non-radial tires are on the same axle; or

c. Tires on both sides of an axle are not the same size, or tires on both sides of a truck or bus are not the same size, which means within 3/8 inch for dual tires;

(3) There are any improperly spaced dual tire(s);

(4) Any wheel rim or lock ring:
a. Is improperly matched;

b. Is not in good condition;

c. Has improperly tightened nuts or clamps; or

d. Shows signs of slippage;

(5) Any tire has been regrooved or recut below its original groove depth, except special tires which have undertread rubber for this purpose and can be identified as such;

(6) Any tire is marked "for farm use only", on other than a truck with agricultural plates, or a tire is marked "off highway use only" or "racing only";

(7) Tread depth measured in a major tread groove nearest the center of the tire is less than 2/32 inch or 4/32 inch on the front axles of any vehicle with a gross vehicle weight in excess of 10,000 pounds or regrooved tires are on the steering axle;

(8) Retread tires are on the steering axles of any vehicle over 10,000 pounds or bus;

(9) Any safety hazard exists due to improper tire pressure or spacing;

(10) Any valve stem has cracks or is chafed from contact with the spider or rim, the valve contacts the brake drum or the valve stem is not accessible for taking tire pressure readings;

(11) Wheel bolts, nuts, studs or lugs are broken, missing, damaged or loose, or at least 1 1/2 threads are not showing on the nuts;

(12) A lock ring is cracked, bent, sprung or otherwise damaged;

(13) A wheel, rim or spider is cracked, bent, has elongated bolt holes, shows signs of rewelding, is damaged or the spider shows evidence of slippage on the rim; or

(14) Tire pressure does not meet vehicle manufacturer's specifications for inflation.

(See Revision Notes at chapter heading Saf-C 3200) #8915, eff 6-22-07

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