RSA 266:70: Securing Construction Equipment on Vehicles.

I. No motor truck, trailer or semi-trailer, while being used to transport construction equipment, shall be driven on the ways of the state unless such load on each such unit is bound by:

(a) Not less than 2 chains and binders made of not less than 3/8 inch wire; or

(b) Not less than 2 steel cables and binders; or

(c) Not less than 2 turnbuckles of comparable strength to the devices in subparagraphs (a) and (b).

II. Such chains, cables or turnbuckles shall be held firmly in place and shall be properly placed to secure the load.