Section 851.9.1 - Barge and Tug Matching Criteria, and Barge Crew and Equipment Requirements(a) A barge must be accompanied by a sufficient number, but no more than three tugs to provide the braking force specified in this section:(1) the line-haul tug which provides the power to push or tow a barge shall not become an escort tug during the course of a transit unless the line-haul tug has been relieved of its duties as the primary towing vessel, and replaced with another tug that serves as primary towing vessel,(2) any line-haul tug that does become the escort tug after being relieved of all line-haul duties, must meet all the requirements for escort tugs as specified in this subchapter.(b) The tug or tugs used to escort a barge must be able to provide sufficient braking force to stop the barge, measured as follows:(1) the braking force shall be measured as the escort tug's astern static bollard pull;(2) the escort tug shall have total astern static bollard pull in pounds equal to, not less than, the barge's deadweight tonnage;(c) A barge shall not exceed 8 knots through the water during an escorted transit.(d) Crew Requirements: (1) A barge shall have sufficient and qualified line-handling-capable deck hands onboard the barge, standing by and available to receive lines from each escort tug; (A) the deck hands for the barge shall be made available from the line-haul tug;(B) in the interest of crew safety, when entering or leaving Zone 2 bound to or from the sea (Golden Gate Bridge), crew transfers to or from the barge may be made in the vicinity of Alcatraz Island;(C) when a barge is fitted with an emergency tow wire, or comparable mechanical device of sufficient strength and handling characteristics to control the barge, or the escort tug is made fast to the barge, deck hands shall not be required on board the barge.(2) Barges shall have sufficient and qualified supervisors to provide direct supervision of line-handling crew operations. Supervisors shall have direct radio communication capability with the bridge of the tug that is towing the barge.(e) Equipment requirements: (1) each barge shall have deck chocks and bitts that are of sufficient size, strength and number to accommodate the anticipated braking force of the escort tug(s);(2) the barge owner/operator shall indicate the location and strength of the bitts and chocks in the Escort Plan for each vessel or on the Checklist for each transit.Cal. Code Regs. Tit. 14, § 851.9.1
1. New section filed 11-8-96; operative 1-1-97 (Register 96, No. 45).
2. Amendment of subsection (a)(1) filed 5-19-2000; operative 6-18-2000 (Register 2000, No. 20).
3. Editorial correction reinstating section as it existed prior to amendments printed in error in Register 2000, No. 20 (Register 2000, No. 42).
4. Amendment of subsection (a)(1) filed 9-4-2001; operative 10-4-2001 (Register 2001, No. 36). Note: Authority cited: Sections 8670.17.2(a) and 8670.23.1(d), Government Code. Reference: Section 8670.23.1(e)(1), Government Code.
1. New section filed 11-8-96; operative 1-1-97 (Register 96, No. 45).
2. Amendment of subsection (a)(1) filed 5-19-2000; operative 6-18-2000 (Register 2000, No. 20).
3. Editorial correction reinstating section as it existed prior to amendments printed in error in Register 2000, No. 20 (Register 2000, No. 42).
4. Amendment of subsection (a)(1) filed 9-4-2001; operative 10-4-2001 (Register 2001, No. 36).