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Load pipe of more than one diameter in groups that consist of pipe of only one size.
Secure each group of pipe separately.
Cover the full length of the vehicle.
Arrange as a partial tier in one or two groups.
Place pipe only in the wells formed by pipes in the tier below.
Do not start an additional tier unless all wells in the tier beneath are filled.
Arrange the top tier as a complete tier, a partial tier in one group, or a partial tier in two groups.
On spacers
Load bell pipe on at least two longitudinal spacers tall enough to ensure that the bell is clear of the deck.
Load bell pipe on one tier so that the bells alternate on opposite sides of the vehicle.
If possible, the ends of consecutive pipe must be staggered within the allowable width.
If the ends cannot be staggered, they must be aligned.
Bells of the bottom tier must all be on the same side of the vehicle
Bells of the upper tiers must be are on the opposite side of the vehicle from the bells of the tier below.
Pipe in the bottom tier that do not support a pipe above must have their bells alternating on opposite sides of the vehicle.
When securing concrete pipe loaded crosswise, arrange the top tier:
Arrange the top tier as a complete tier, a partial tier in one group, or a partial tier in two groups.
When securing concrete bell pipe in multiple complete tiers, all of the following are true except:
Bells of the bottom tier must all be on the same side of the vehicle
Bells of the upper tiers must be are on the opposite side of the vehicle from the bells of the tier below.
When loading bell pipe on one tier, all of the following apply except:
Load bell pipe on one tier so that the bells alternate on opposite sides of the vehicle.
If possible, the ends of consecutive pipe must be staggered within the allowable width.
If the ends cannot be staggered, they must be aligned.
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