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From page 12...
... 12 C H A P T E R 2 2.1 Overview of OSOW Transportation OSOW loads come in all shapes and sizes. The loads may be oversize, overweight, or both, and use truck, rail, or marine, or a combination of modes, to reach their destination.
From page 13...
... Oversize/Overweight Transportation 13 There are no comparable governmental permitting requirements for the movement of OSOW loads by rail or water, though there may be technical, operational, or commercial barriers to using these modes. Multi-state OSOW transportation -- which is the focus of this report -- can be particularly challenging for road transportation.
From page 14...
... 14 Multi-State, Multimodal, Oversize/Overweight Transportation Divisible Load versus Non-Divisible Load While OSOW freight is largely thought of as large, non-divisible loads, many states issue OSOW load permits for divisible loads. Non-divisible loads are defined by FHWA as loads that if separated would: • Compromise the intended use of the vehicle, • Destroy the value of the load or vehicle, or • Require more than 8 hours to dismantle.6 Divisible OSOW load.
From page 15...
... Oversize/Overweight Transportation 15 • Utility notification requires OSOW carriers to notify utilities along the route to identify overhead lines that will need to be lifted during the move. Figure 2-3 displays the regulatory and permitting differences between states for each permit type.
From page 16...
... 16 Multi-State, Multimodal, Oversize/Overweight Transportation Additionally, because each state issues permits for its state alone (with the exception of regional permits) , carriers must interface with each state separately, taking construction, infrastructure restrictions, and regulatory differences into account when planning their route.
From page 17...
... Oversize/Overweight Transportation 17 Therefore, while multi-trip permits are important to the industries that use the permit, the carriers are likely not experiencing significant inefficiencies in multi-jurisdictional movements, especially within the state. In many jurisdictions, the primary intention of multi-trip permits is to facilitate movements of economically important goods.
From page 18...
... 18 Multi-State, Multimodal, Oversize/Overweight Transportation allows 90,000 to 132,000 lbs depending on the number of axles in a multi-trip sealed-container permit.11 Many states allow for the permitting of international cargo containers shipping international commerce above the legal gross vehicle weight under an OSOW permit. 2.4 Superloads When a load extends beyond the maximum dimensions or weight of a routine single-trip permit, it is subject to additional permitting requirements and possibly to a superload specific permit.
From page 19...
... Oversize/Overweight Transportation 19 Source: Perkins Motor Transport Figure 2-6. Lift truck clearing overhead wires for a superload.
From page 20...
... 20 Multi-State, Multimodal, Oversize/Overweight Transportation 2.6 Trends in OSOW Transportation OSOW freight is among the fastest growing segments of freight. Some states have reported a 30% to 50% growth in the number of permits issued for OSOW loads between 2000 and 2010.13 FHWA data shows a 26% increase in the total permits issued from 2005 to 2012 (Figure 2-7)
From page 21...
... Oversize/Overweight Transportation 21 OSOW Movement of Wind Towers Global supply chains that deliver wind turbine components from the factory to the construction site are complex and multimodal -- crossing state and jurisdictional boundaries en route from the port or the manufacturing plant to the installation site. This complexity is exacerbated by the variety and size of the components.

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