CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER F—MARINE ENGINEERING (parts 50 to 64) > PART 64—MARINE PORTABLE TANKS AND CARGO HANDLING SYSTEMS > SUBPART B—Standards for an MPT (§64.11 to §64.55) > 64.35—Bottom filling or discharge connection.

64.35—Bottom filling or discharge connection.

If an MPT is designed with a filling or discharge connection in the bottom, the connection must be fitted with a bolted blank flange, threaded cap, or similar device to protect against leakage of the product, and a manually operated valve that is located—
(a) Inside the tank and operated outside the tank; or
(b) Outside the tank but as close to it as practicable.