§170.300. Special consideration for free surface of spoil in hopper dredge hoppers.
46 C.F.R. § 170.300
The calculations required by this subchapter for each self-propelled hopper dredge must include—
The free surface effect of consumable liquids and the free surface effect of the dredged spoil in the hoppers; and
Either of the following assumptions when performing the calculations required by § 174.310(b) of this chapter:
If the dredged spoil is assumed to be jettisoned, the free surface of the dredged spoil may be disregarded.
If the dredged spoil is not assumed to be jettisoned. the free surface of the dredged spoil must be calculated.
Notes, amendments, and revision history
Amendments
[CGD 76-080, 54 FR 36977, Sept. 6, 1989]
Authority
Authority: 43 U.S.C. 1333; 46 U.S.C. 2103, 3306, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 0170.1.
Source
Source: CGD 79-023, 48 FR 51010, Nov. 4, 1983, unless otherwise noted.
Amendments
[CGD 76-080, 54 FR 36977, Sept. 6, 1989]