cfr_sections
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30 rows where part_number = 62 and title_number = 46 sorted by section_id
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| section_id ▼ | title_number | title_name | chapter | subchapter | part_number | part_name | subpart | subpart_name | section_number | section_heading | agency | authority | source_citation | amendment_citations | full_text |
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| 46:46:2.0.1.2.19.1.1.1 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.01 | Subpart 62.01—General Provisions | § 62.01-1 Purpose, preemptive effect. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG 2006-24797, 77 FR 33874, June 7, 2012] | The purpose of this part is to make sure that the safety of a vessel with automated vital systems, in maneuvering and all other sailing conditions, is equal to that of the vessel with the vital systems under direct manual operator supervision. The regulations in this part have preemptive effect over State or local regulations in the same field. | |||
| 46:46:2.0.1.2.19.1.1.2 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.01 | Subpart 62.01—General Provisions | § 62.01-3 Scope. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2020-0634, 89 FR 50189, June 12, 2024] | (a) This part contains the minimum requirements for vessel automated vital systems. Specifically, this part contains— (1) In subpart 62.25, the general requirements for all vital system automation; (2) In subpart 62.30, the criteria used to evaluate the designed reliability and safety of all automated vital systems; (3) In subpart 62.35, the minimum additional equipment, configuration, and functional requirements necessary when certain vital systems are automated; and (4) In subpart 62.50, the minimum additional requirements when automated systems are provided to replace specific personnel or to reduce overall crew requirements. (b) [Reserved] | |||
| 46:46:2.0.1.2.19.1.1.3 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.01 | Subpart 62.01—General Provisions | § 62.01-5 Applicability. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2000-7790, 65 FR 58460, Sept. 29, 2000; USCG-2012-0208, 79 FR 48925, Aug. 18, 2014; USCG-2020-0634, 89 FR 50189, June 12, 2024] | (a) Vessels. This part applies to self-propelled vessels of 500 gross tons and over that are certificated under subchapters D, I, or U, to self-propelled vessels of 100 gross tons and over that are certificated under subchapter H, and to OSVs of at least 6,000 GT ITC (500 GRT if GT ITC is not assigned) as defined in § 125.160 of this chapter. (b) Systems and equipment. Except as noted in paragraph (c) of this section, this part applies to automation of vital systems or equipment that— (1) Is automatically controlled or monitored; (2) Is remotely controlled or monitored; or (3) Utilizes automation for the purpose of replacing specific personnel or to reduce overall crew requirements. (c) Exceptions. This part does not apply to the following systems and equipment unless they are specifically addressed or unless their failure would degrade the safety and reliability of the systems required by this part: (1) Automatic auxiliary heating equipment (see part 63 of this subchapter). (2) Steering systems (see subparts 58.25 and 111.93 of this chapter). (3) Non-vital and industrial systems. (4) The communication and alarm systems in part 113 of this chapter. (d) Central control rooms. The requirements of subpart 62.50 only apply to vessels automated to replace specific personnel or to reduce overall crew requirements, except where the main propulsion or ship service electrical generating plants are automatically or remotely controlled from a control room. In this case, § 62.50-20(a)(3) (except the provision in paragraph (a)(3)(ii) relating to electrical power distribution), (b)(3), (c), (e)(1), (2), and (4), and (f)(2) apply, regardless of manning. | |||
| 46:46:2.0.1.2.19.2.1.1 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.05 | Subpart 62.05—Reference Specifications | § 62.05-1 Incorporation by reference. | USCG | [USCG-2003-16630, 73 FR 65189, Oct. 31, 2008, as amended by USCG-2009-0702, 74 FR 49229, Sept. 25, 2009; USCG-2012-0832, 77 FR 59778, Oct. 1, 2012; USCG-2013-0671, 78 FR 60149, Sept. 30, 2013] | Certain material is incorporated by reference into this part with the approval of the Director of the Federal Register under 5 U.S.C. 552(a) and 1 CFR part 51. To enforce any edition other than that specified in this section, the Coast Guard must publish a document in the Federal Register and the material must be available to the public. All approved incorporation by reference (IBR) material is available for inspection at the U.S. Coast Guard and the National Archives and Records Administration (NARA). Contact U.S. Coast Guard Headquarters at: Commandant (CG-ENG), Attn: Office of Design and Engineering Standards, U.S. Coast Guard Stop 7509, 2703 Martin Luther King Jr. Avenue SE, Washington, DC 20593-7509; phone (202) 372-1375; email typeapproval@uscg.mil . For information on the availability of this material at NARA, visit www.archives.gov/federal-register/cfr/ibr-locations or email fr.inspection@nara.gov . The material may be obtained from: American Bureau of Shipping (ABS), 1701 City Plaza Drive, Spring, TX 77389; 281-877-6000; CSC@eagle.org ; ww2.eagle.org . (a) Rules for Building and Classing Marine Vessels, Part 4, Vessel Systems and Machinery, January 2020 (“ABS Marine Vessel Rules”); IBR approved for §§ 62.25-30(a); 62.35-5(d); 62.35-35; 62.35-40(c); 62.35-50 introductory text and table 1; 62.50-30(c) and (k). (b) [Reserved] | |||
| 46:46:2.0.1.2.19.3.1.1 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.10 | Subpart 62.10—Terms Used | § 62.10-1 Definitions. | USCG | For the purpose of this part: Alarm means an audible and visual indication of a hazardous or potentially hazardous condition that requires attention. Automated means the use of automatic or remote control, instrumentation, or alarms. Automatic control means self-regulating in attaining or carrying out an operator-specified equipment response or sequence. Boiler low-low water level is the minimum safe level in the boiler, in no case lower than that visible in the gage glass (see § 52.01-110 of this subchapter). Engineering Control Center (ECC) means the centralized engineering control, monitoring, and communications location. Failsafe means that upon failure or malfunction of a component, subsystem, or system, the output automatically reverts to a pre-determined design state of least critical consequence. Typical failsafe states are listed in the following table: Typical Failsafe States Flooding safety refers to flooding detection, watertight integrity, and dewatering systems. Independent refers to equipment arranged to perform its required function regardless of the state of operation, or failure, of other equipment. Limit control means a function of an automatic control system to restrict operation to a specified operating range or sequence without stopping the machinery. Local control means operator control from a location where the equipment and its output can be directly manipulated and observed, e.g., at the switchboard, motor controller, propulsion engine, or other equipment. Manual control means operation by direct or power-assisted operator intervention. Monitor means the use of direct observation, instrumentation, alarms, or a combination of these to determine equipment operation. Remote control means non-local automatic or manual control. Safety trip control system means a manually or automatically operated system that rapidly shuts down another system or subsystem. System means a grouping or arrangement of elements that interact to perform a specific function and typica… | ||||
| 46:46:2.0.1.2.19.4.1.1 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.15 | Subpart 62.15—Equivalents | § 62.15-1 Conditions under which equivalents may be used. | USCG | (a) The Coast Guard accepts a substitute or alternate for the requirements of this part if it provides an equivalent level of safety and reliability. Demonstration of functional equivalence must include comparison of a qualitative failure analysis based on the requirements of this part with a comparable analysis of the proposed substitute or alternate. (b) [Reserved] | ||||
| 46:46:2.0.1.2.19.5.1.1 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.20 | Subpart 62.20—Plan Submittal | § 62.20-1 Plans for approval. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2014-0688, 79 FR 58280, Sept. 29, 2014] | (a) The following plans must be submitted to the Coast Guard for approval in accordance with §§ 50.20-5 and 50.20-10 of this chapter: (1) A general arrangement plan of control and monitoring equipment, control locations, and the systems served. (2) Control and monitoring console, panel, and enclosure layouts. (3) Schematic or logic diagrams including functional relationships, a written description of operation, and sequences of events for all modes of operation. (4) A description of control or monitoring system connections to non-vital systems. (5) A description of programmable features. (6) A description of built-in test features and diagnostics. (7) Design Verification and Periodic Safety test procedures described in subpart 61.40 of this subchapter. (8) Control system normal and emergency operating instructions. (b) [Reserved] | |||
| 46:46:2.0.1.2.19.5.1.2 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.20 | Subpart 62.20—Plan Submittal | § 62.20-3 Plans for information. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2014-0688, 79 FR 58280, Sept. 29, 2014] | (a) One copy of the following plans must be submitted to the Officer in Charge, Marine Inspection, for use in the evaluation of automated systems provided to replace specific personnel or to reduce overall crew requirements: (1) Proposed manning, crew organization and utilization, including routine maintenance, all operational evolutions, and emergencies. (2) A planned maintenance program for all vital systems. (b) One copy of a qualitative failure analysis must be submitted in accordance with § 50.20-5 of this subchapter for the following: (1) Propulsion controls. (2) Microprocessor-based system hardware. (3) Safety controls. (4) Automated electric power management. (5) Automation required to be independent that is not physically separate. (6) Any other automation that, in the judgment of the Commandant, potentially constitutes a safety hazard to the vessel or personnel in case of failure. The qualitative failure analysis is intended to assist in evaluating the safety and reliability of the design. It should be conducted to a level of detail necessary to demonstrate compliance with applicable requirements and should follow standard qualitative analysis procedures. Assumptions, operating conditions considered, failures considered, cause and effect relationships, how failures are detected by the crew, alternatives available to the crew, and possible design verification tests necessary should be included. Questions regarding failure analysis should be referred to the Marine Safety Center at an early stage of design. | |||
| 46:46:2.0.1.2.19.5.1.3 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.20 | Subpart 62.20—Plan Submittal | § 62.20-5 Self-certification. | USCG | (a) The designer or manufacturer of an automated system must certify to the Coast Guard, in writing, that the automation is designed to meet the environmental design standards of § 62.25-30. Plan review, shipboard testing, or independent testing to these standards is not required. (b) [Reserved] Self-certification should normally accompany plan submittal. | ||||
| 46:46:2.0.1.2.19.6.1.1 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.25 | Subpart 62.25—General Requirements for All Automated Vital Systems | § 62.25-1 General. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2003-16630, 73 FR 65189, Oct. 31, 2008] | (a) Vital systems that are automatically or remotely controlled must be provided with— (1) An effective primary control system; (2) A manual alternate control system; (3) A safety control system, if required by § 62.25-15; (4) Instrumentation to monitor system parameters necessary for the safe and effective operation of the system; and (5) An alarm system if instrumentation is not continuously monitored or is inappropriate for detection of a failure or unsafe condition. (b) Automation systems or subsystems that control or monitor more than one safety control, interlock, or operating sequence must perform all assigned tasks continuously, i.e., the detection of unsafe conditions must not prevent control or monitoring of other conditions. (c) Each console for a vital control or alarm system and any similar enclosure that relies upon forced cooling for proper operation of the system must have a backup means of providing cooling. It must also have an alarm activated by the failure of the temperature-control system. | |||
| 46:46:2.0.1.2.19.6.1.2 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.25 | Subpart 62.25—General Requirements for All Automated Vital Systems | § 62.25-5 All control systems. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2003-16630, 73 FR 65189, Oct. 31, 2008] | (a) Local and remote starting for any propulsion engine or turbine equipped with a jacking or turning gear must be prevented while the turning gear is engaged. (b) Automatic control systems must be stable over the entire range of normal operation. (c) Inadvertent grounding of an electrical or electronic safety control system must not cause safety control operation or safety control bypassing. | |||
| 46:46:2.0.1.2.19.6.1.3 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.25 | Subpart 62.25—General Requirements for All Automated Vital Systems | § 62.25-10 Manual alternate control systems. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2020-0634, 89 FR 50191, June 12, 2024] | (a) Manual alternate control systems must— (1) Be operable in an emergency and after a remote or automatic primary control system failure; (2) Be suitable for manual control for prolonged periods; (3) Be readily accessible and operable; and (4) Include means to override automatic controls and interlocks, as applicable. (b) Permanent communications must be provided between primary remote control locations and manual alternate control locations if operator attendance is necessary to maintain safe alternate control. Typically, this includes main boiler fronts and local propulsion control. | |||
| 46:46:2.0.1.2.19.6.1.4 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.25 | Subpart 62.25—General Requirements for All Automated Vital Systems | § 62.25-15 Safety control systems. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2020-0634, 89 FR 50191, June 12, 2024] | (a) Minimum safety and trip controls required for specific types of automated vital systems are listed in table 1 to § 62.35-50. Safety control systems include automatic and manual safety trip controls and automatic safety limit controls. (b) Safety trip controls must not operate as a result of failure of the normal electrical power source unless it is determined to be the failsafe state. (c) Automatic operation of a safety control must be alarmed in the machinery spaces and at the cognizant remote-control location. (d) Local manual safety trip controls must be provided for all main boilers, turbines, and internal combustion engines. (e) Automatic safety trip control systems must— (1) Be provided where there is an immediate danger that a failure will result in serious damage, complete breakdown, fire, or explosion; (2) Require manual reset prior to renewed operation of the equipment; and (3) Not be provided if safety limit controls provide a safe alternative and trip would result in loss of propulsion. | |||
| 46:46:2.0.1.2.19.6.1.5 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.25 | Subpart 62.25—General Requirements for All Automated Vital Systems | § 62.25-20 Instrumentation, alarms, and centralized stations. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2006-24797, 77 FR 33874, June 7, 2012; USCG-2014-0688, 79 FR 58280, Sept. 29, 2014; USCG-2020-0634, 89 FR 50191, June 12, 2024] | (a) General. Minimum instrumentation and alarms required for specific types of automated vital systems are listed in table 1 to § 62.35-50. (b) Instrumentation Location. (1) Manual control locations, including remote manual control and manual alternate control, must be provided with the instrumentation necessary for safe operation from that location. Typically, instrumentation includes means to monitor the output of the monitored system. (2) Systems with remote instrumentation must have provisions for the installation of instrumentation at the monitored system equipment. (3) The status of automatically or remotely controlled vital auxiliaries, power sources, switches, and valves must be visually indicated in the machinery spaces or the cognizant remote-control location, as applicable. Status indicators include run, standby, off, open, closed, tripped, and on, as applicable. Status indicators at remote control locations other than the ECC, if provided, may be summarized. Equipment normally provided with status indicators are addressed in table 1 to § 62.35-50, subpart 58.01 subpart 56.50 of this subchapter, and subpart 112.45 of this chapter. (4) Sequential interlocks provided in control systems to ensure safe operation, such as boiler programming control or reversing of propulsion diesels, must have summary indicators in the machinery spaces and at the cognizant control location to show if the interlocks are satisfied. (5) Instrumentation listed in table 1 to § 62.35-50 must be of the continuous display type or the demand display type. Displays must be in the ECC or in the machinery spaces if an ECC is not provided. (c) Instrumentation details. Demand instrumentation displays must be clearly readable and immediately available to the operator. (d) Alarms. (1) All alarms must clearly distinguish among— (i) Normal, alarm, and acknowledged alarm conditions; and (ii) Fire, general alarm, carbon dioxide/clean agent fire extinguishing system, vital machinery, flooding, engineers' assistance-needed, an… | |||
| 46:46:2.0.1.2.19.6.1.6 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.25 | Subpart 62.25—General Requirements for All Automated Vital Systems | § 62.25-25 Programmable systems and devices. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988; 53 FR 19090, May 26, 1988; USCG-2014-0688, 79 FR 58280, Sept. 29, 2014; USCG-2020-0634, 89 FR 50192, June 12, 2024] | (a) Programmable control or alarm system logic must not be altered after Design Verification testing without the approval of the cognizant Officer in Charge, Marine Inspection (OCMI). (See subpart 61.40 of this subchapter, Design Verification Tests). Safety control or automatic alarm systems must be provided with means, acceptable to the cognizant OCMI, to make sure setpoints remain within the safe operating range of the equipment. (b) Operating programs for microprocessor-based or computer-based vital control, alarm, and monitoring systems must be stored in non-volatile memory and automatically operate on supply power resumption. (c) If a microprocessor-based or computer-based system serves both vital and non-vital systems, hardware and software priorities must favor the vital systems. (d) All required manuals, records, and instructions for automatic or remote control or monitoring systems must be readily available aboard the vessel. | |||
| 46:46:2.0.1.2.19.6.1.7 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.25 | Subpart 62.25—General Requirements for All Automated Vital Systems | § 62.25-30 Environmental design standards. | USCG | [USCG-2020-0634, 89 FR 50192, June 12, 2024] | (a) All automation must be suitable for the marine environment and must be designed and constructed to operate indefinitely under the following conditions: (1) Ship motion and vibration described in Table 1 of section 4-9-9 of the ABS Marine Vessel Rules (incorporated by reference; see § 62.05-1); note that inclination requirements for fire and flooding safety systems are described in § 112.05-5(c) of this chapter. (2) Ambient air temperatures described in Table 1 of part 4-9-9/3 of the ABS Marine Vessel Rules. (3) Electrical voltage and frequency tolerances described in Table 1 of part 4-9-9 of the ABS Marine Vessel Rules. (4) Relative humidity of 0 to 95% at 45 °C. (5) Hydraulic and pneumatic pressure variations described in Table 1 of part 4-9-9 of the ABS Marine Vessel Rules. Considerations should include normal dynamic conditions that might exceed these values, such as switching, valve closure, power supply transfer, starting, and shutdown. (b) Low voltage electronics must be designed with due consideration for static discharge, electromagnetic interference, voltage transients, fungal growth, and contact corrosion. | |||
| 46:46:2.0.1.2.19.7.1.1 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.30 | Subpart 62.30—Reliability and Safety Criteria, All Automated Vital Systems | § 62.30-1 Failsafe. | USCG | (a) The failsafe state must be evaluated for each subsystem, system, or vessel to determine the least critical consequence. (b) All automatic control, remote control, safety control, and alarm systems must be failsafe. | ||||
| 46:46:2.0.1.2.19.7.1.2 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.30 | Subpart 62.30—Reliability and Safety Criteria, All Automated Vital Systems | § 62.30-5 Independence. | USCG | (a) Single non-concurrent failures in control, alarm, or instrumentation systems, and their logical consequences, must not prevent sustained or restored operation of any vital system or systems. (b)(1) Except as provided in paragraphs (b)(2) and (b)(3) of this section, primary control, alternate control, safety control, and alarm and instrumentation systems for any vital system must be independent of each other. (2) Independent sensors are not required except that sensors for primary speed, pitch, or direction of rotation control in closed loop propulsion control systems must be independent and physically separate from required safety control, alarm, or instrumentation sensors. (3) The safety trip control of § 62.35-5(b)(2) must be independent and physically separate from all other systems. (c) Two independent sources of power must be provided for all primary control, safety control, instrumentation and alarm systems. Failure of the normal source of power must actuate an alarm in the machinery spaces. One source must be from the emergency power source (see part 112 of this chapter, Emergency Lighting and Power Systems) unless one of the sources is— (1) Derived from the power supply of the system being controlled or monitored; (2) A power take-off of that system; of (3) An independent power source equivalent to the emergency power source. | ||||
| 46:46:2.0.1.2.19.7.1.3 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.30 | Subpart 62.30—Reliability and Safety Criteria, All Automated Vital Systems | § 62.30-10 Testing. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2020-0634, 89 FR 50192, June 12, 2024] | (a) Automated vital systems must be tested in accordance with subpart 61.40 of this subchapter. (b) On-line built-in test equipment must not lock out or override safety trip control systems. This equipment must indicate when it is active. | |||
| 46:46:2.0.1.2.19.8.1.1 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.35 | Subpart 62.35—Requirements for Specific Types of Automated Vital Systems | § 62.35-1 General. | USCG | (a) Minimum instrumentation, alarms, and safety controls required for specific types of automated vital systems are listed in table 1 to § 62.35-50. (b) Automatic propulsion systems, automated electric power management systems, and all associated subsystems and equipment must be capable of meeting load demands from standby to full system rated load, under steady state and maneuvering conditions, without need for manual adjustment or manipulation. | ||||
| 46:46:2.0.1.2.19.8.1.2 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.35 | Subpart 62.35—Requirements for Specific Types of Automated Vital Systems | § 62.35-5 Remote propulsion-control systems. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988; 53 FR 19090, May 26, 1988, as amended by USCG-2003-16630, 73 FR 65189, Oct. 31, 2008; USCG-2011-0618, 76 FR 60754, Sept. 30, 2011] | (a) Manual propulsion control. All vessels having remote propulsion control from the navigating bridge, an ECC or maneuvering platform, or elsewhere must have a manual alternate propulsion control located at the equipment. Separate local control locations may be provided for each independent propeller. (b) Centralized propulsion control equipment. Navigating bridge, ECC, maneuvering platform, and manual alternate control locations must include— (1) Control of the speed and direction of thrust for each independent propeller controlled; (2) A guarded manually actuated safety trip control (which stops the propelling machinery) for each independent propeller controlled; (3) Shaft speed and thrust direction indicators for each independent propeller controlled; (4) The means to pass propulsion orders required by §§ 113.30-5 and 113.35-3 of this chapter; and (5) The means required by paragraph (d) of this section to achieve control location transfer and independence. (c) Main navigating bridge propulsion control. (1) Navigating bridge remote propulsion control must be performed by a single control device for each independent propeller. Control must include automatic performance of all associated services, and must not permit rate of movement of the control device to overload the propulsion machinery. (2) On vessels propelled by steam turbines, the navigation bridge primary control system must include safety alarms for high and low boiler water levels and low steam pressure. (3) On vessels propelled by internal combustion engines, an alarm must annunciate on the navigating bridge and at the maneuvering platform or ECC, if provided, to indicate starting capability less than 50% of that required by § 62.35-35. (d) Transfer of control location. Transfer of control location must meet section 4-9-2/13.11 of the ABS Marine Vessel Rules (incorporated by reference; see § 62.05-1). Manual alternative-propulsion-control locations must be capable of overriding, and of operating independent of, all remote and auto… | |||
| 46:46:2.0.1.2.19.8.1.3 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.35 | Subpart 62.35—Requirements for Specific Types of Automated Vital Systems | § 62.35-10 Flooding safety. | USCG | (a) Automatic bilge pumps must— (1) Be provided with bilge high level alarms that annunciate in the machinery spaces and at a manned control location and are independent of the pump controls; (2) Be monitored to detect excessive operation in a specified time period; and (3) Meet all applicable pollution control requirements. (b) Remote controls for flooding safety equipment must remain functional under flooding conditions. (c) Remote bilge level sensors, where provided, must be located to detect flooding at an early stage and to provide redundant coverage. | ||||
| 46:46:2.0.1.2.19.8.1.4 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.35 | Subpart 62.35—Requirements for Specific Types of Automated Vital Systems | § 62.35-15 Fire safety. | USCG | (a) All required fire pump remote control locations must include the controls necessary to charge the firemain and— (1) A firemain pressure indicator; or (2) A firemain low-pressure alarm. (b) [Reserved] | ||||
| 46:46:2.0.1.2.19.8.1.5 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.35 | Subpart 62.35—Requirements for Specific Types of Automated Vital Systems | § 62.35-20 Oil-fired main boilers. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2002-13058, 67 FR 61278, Sept. 30, 2002] | (a) General. (1) All main boilers, regardless of intended mode of operation, must be provided with the automatic safety trip control system(s) of paragraphs (h)(1), (h)(2)(i) and (ii), and (i) of this section to prevent unsafe conditions after light off. (2) Manual alternate control of boilers must be located at the boiler front. (3) A fully automatic main boiler must include— (i) Automatic combustion control; (ii) Programming control; (iii) Automatic feedwater control; (iv) Safety controls; and (v) An alarm system. (4) Following system line-up and starting of auxiliaries, fully automatic main boilers must only require the operator to initiate the following sequences: (i) Boiler pre-purge. (ii) Trial for ignition of burners subsequent to successful initial burner light-off. (iii) Normal shutdown. (iv) Manual safety trip control operation. (v) Adjustment of primary control setpoints. (5) All requirements for programming control subsystems and safety control systems must be met when a boiler— (i) Automatically sequences burners; (ii) Is operated from a location remote from the boiler front; or (iii) Is fully automatic. (6) Where light oil pilots are used, the programming control and burner safety trip controls must be provided for the light oil system. Trial for ignition must not exceed 15 seconds and the main burner trial for ignition must not proceed until the pilot flame is proven. (b) Feedwater control. Automatic feedwater control subsystems must sense, at a minimum, boiler water level and steam flow. (c) Combustion control. Automatic combustion control subsystems must provide— (1) An air/fuel ratio which ensures complete combustion and stable flame with the fuel in use, under light off, steady state, and transient conditions; and (2) Stable boiler steam pressure and outlet temperatures under steady state and transient load conditions; and (3) A low fire interlock to prevent high firing rates and superheater damage during boiler warm up. (d) Programming control. The programming c… | |||
| 46:46:2.0.1.2.19.8.1.6 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.35 | Subpart 62.35—Requirements for Specific Types of Automated Vital Systems | § 62.35-35 Starting systems for internal-combustion engines. | USCG | [USCG-2003-16630, 73 FR 65189, Oct. 31, 2008] | The starting systems for propulsion engines and for prime movers of ships' service generators required to start automatically must meet sections 4-6-5/9.5 and 4-8-2/11.11 of the ABS Marine Vessel Rules (incorporated by reference; see § 62.05-1). | |||
| 46:46:2.0.1.2.19.8.1.7 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.35 | Subpart 62.35—Requirements for Specific Types of Automated Vital Systems | § 62.35-40 Fuel systems. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by CGD 95-072, 60 FR 50463, Sept. 29, 1995; CGD 96-041, 61 FR 50728, Sept. 27, 1996; USCG-2003-16630, 73 FR 65190, Oct. 31, 2008; USCG-2009-0702, 74 FR 49229, Sept. 25, 2009] | (a) Level alarms. Where high or low fuel tank level alarms are required, they must be located to allow the operator adequate time to prevent an unsafe condition. (b) Coal fuels. (1) Controls and instrumentation for coal systems require special consideration by the Commandant. (2) Interlocks must be provided to ensure a safe transfer of machinery operation from one fuel to another. (c) Automatic fuel heating. Automatic fuel heating must meet section 4-9-3/15.1 of the ABS Marine Vessel Rules (incorporated by reference; see § 62.05-1). (d) Overflow prevention. Fuel oil day tanks, settlers, and similar fuel oil service tanks that are filled automatically or by remote control must be provided with a high-level alarm that annunciates in the machinery spaces and either an automatic safety trip control or an overflow arrangement. | |||
| 46:46:2.0.1.2.19.8.1.8 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.35 | Subpart 62.35—Requirements for Specific Types of Automated Vital Systems | § 62.35-50 Tabulated monitoring and safety control requirements for specific systems. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988; 53 FR 19090, May 26, 1988, as amended by USCG-2000-7790, 65 FR 58461, Sept. 29, 2000; USCG-2003-16630, 73 FR 65190, Oct. 31, 2008] | The minimum instrumentation, alarms, and safety controls required for specific types of systems are listed in table 1 to § 62.35-50. The ABS Marine Vessel Rules (incorporated by reference; see § 62.05-2) required for engineering systems are also listed in table 1 to § 62.35-50. (a) Safety limit controls must be provided in navigating bridge primary propulsion control systems. See § 62.35-5(c). (b) Safety trip controls and alarms must be provided for all main boilers, regardless of mode of operation. See § 62.35-20(a). (c) Loss of forced lubrication safety trip controls must be provided for main propulsion turbines and main propulsion diesel engines. (d) Override of overspeed and loss of forced lubrication pressure safety trip controls must not be provided for main propulsion or generator steam or gas turbines, or diesel engines. See § 62.35-5(e)(2). (e) Transfer interlocks must be provided for main propulsion systems capable of remote and local control. (f) Semiconductor controlled rectifiers must have current limit controls. (g) Interlocks must be provided to prevent the starting of engines or turbines while the jacking or turning gear, if installed, is engaged. See § 62.25-5(a). (h) Main and remote-control stations, including the navigational bridge, must provide visual and audible alarms in the event of a fire in the main machinery space. (i) Minimally attended and periodically unattended machinery plants must be provided with a personnel alarm that annunciates on the bridge if not acknowledged by the watch engineer. See § 62.50-20(b)(1). (j) All automatic controls and alarms must be failsafe to the least critical consequence for the particular system. See § 62.30-1. (k) The operating or tripped status of vital auxiliary boilers must be indicated at the ECC. See part 63 of this subchapter. Table 1 to § 62.35-50—Minimum System Monitoring and Safety Control Requirements for Specific Systems 1 See subparts 111.33 and 111.35 of this chapter. 2 See subparts 112.45 and 112.50 of this chapter. 3 See… | |||
| 46:46:2.0.1.2.19.9.1.1 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.50 | Subpart 62.50—Automated Self-propelled Vessel Manning | § 62.50-1 General. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2020-0634, 89 FR 50195, June 12, 2024] | (a) Where automated systems are provided to replace specific personnel in the control and observation of the engineering plant and spaces, or reduce overall crew requirements, the arrangements must make sure that under all sailing conditions, including maneuvering, the safety of the vessel is equal to that of the same vessel with the entire plant under fully attended direct manual supervision. (b) Coast Guard acceptance of automated systems to replace specific personnel or to reduce overall crew requirements is predicated upon— (1) The capabilities of the automated systems; (2) The combination of the personnel, equipment, and systems necessary to ensure the safety of the vessel, personnel, and environment in all sailing conditions, including maneuvering; (3) The ability of the crew to perform all operational evolutions, including emergencies such as fire or control or monitoring system failure; (4) A planned maintenance program including routine maintenance, inspection, and testing to ensure the continued safe operation of the vessel; and (5) The automated system's demonstrated reliability during an initial trial period, and its continuing reliability. The cognizant Officer in Charge, Marine Inspection, (OCMI) also determines the need for more or less equipment depending on the vessel characteristics, route, or trade. (c) Equipment provided to replace specific personnel or to reduce overall crew requirements that proves unsafe or unreliable in the judgment of the cognizant Officer in Charge, Marine Inspection, must be replaced or repaired or vessel manning will be modified to compensate for the equipment inadequacy. | |||
| 46:46:2.0.1.2.19.9.1.2 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.50 | Subpart 62.50—Automated Self-propelled Vessel Manning | § 62.50-20 Additional requirements for minimally attended machinery plants. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988; 53 FR 19090, May 26, 1988; 53 FR 24270, June 28, 1988; USCG-2004-18884, 69 FR 58346, Sept. 30, 2004; USCG-2014-0688, 79 FR 58281, Sept. 29, 2014; USCG-2020-0634, 89 FR 50195, June 12, 2024] | Minimally attended machinery plants include vessel machinery plants and spaces that are automated, but not to a degree where the plant could be left unattended. Emphasis is placed on the centralized remote control and monitoring of the machinery plant and machinery spaces. (a) General. (1) Navigating bridge propulsion control must be provided. (2) An ECC must be provided and must include the automatic and remote control and monitoring systems necessary to limit the operator's activity to monitoring the plant, initiating programmed control system sequences, and taking appropriate action in an emergency. (3) The ECC must include control and monitoring of all vital engineering systems, including— (i) The propulsion plant and its auxiliaries; (ii) Electrical power generation and distribution; (iii) Machinery space fire detection, alarm, and extinguishing systems; and (iv) Machinery space flooding safety systems, except the valves described in paragraph (e)(4) of this section. (4) ECC control of vital systems must include the ability to place required standby systems, auxiliaries, and power sources in operation, unless automatic transfer is provided, and to shut down such equipment when necessary. ECC remote control need not include means for a single operator to bring the plant to standby from a cold plant or dead ship condition or controls for non-vital systems or equipment. (b) Alarms and instrumentation. (1) A personnel alarm must be provided and must annunciate on the bridge if not routinely acknowledged at the ECC or in the machinery spaces. (2) Continuous or demand instrumentation displays must be provided at the ECC to meet the system and equipment monitoring requirements of this part if the ECC is to be continuously attended. If the watchstander's normal activities include maintenance, a roving watch, or similar activities in the machinery spaces but not at the ECC, both alarms and instrumentation must be provided. (3) All required audible alarms must annunciate throughout the ECC and machiner… | |||
| 46:46:2.0.1.2.19.9.1.3 | 46 | Shipping | I | F | 62 | PART 62—VITAL SYSTEM AUTOMATION | 62.50 | Subpart 62.50—Automated Self-propelled Vessel Manning | § 62.50-30 Additional requirements for periodically unattended machinery plants. | USCG | [CGD 81-030, 53 FR 17838, May 18, 1988; 53 FR 19090, May 26, 1988, as amended by USCG-2003-16630, 73 FR 65190, Oct. 31, 2008; USCG-2020-0634, 89 FR 50196, June 12, 2024; USCG-2024-1103, 90 FR 52880, Nov. 24, 2025] | Periodically unattended machinery plants include machinery plants and spaces that are automated to the degree that they are self-regulating and self-monitoring and could safely be left periodically unattended. Emphasis is placed on providing systems that act automatically until the crew can take action in the event of a failure or emergency. Requirements are in addition to those of a minimally attended machinery plant. (a) General. The requirements of this section must be met in addition to those of § 62.50-20. (b) Automatic transfer. Redundant vital auxiliaries and power sources must automatically transfer to the backup units upon failure of operating units. (c) Fuel systems. Each system for the service or treatment of fuel must meet section 4-6-4/13.5 of the ABS Marine Vessel Rules (incorporated by reference; see § 62.05-1). (d) Starting systems. Automatic or remote starting system receivers, accumulators, and batteries must be automatically charged. (e) Assistance-needed alarm. The engineer's assistance-needed alarm (see subpart 113.27 of this chapter) must annunciate if— (1) An alarm at the ECC is not acknowledged in the period of time necessary for an engineer to respond at the ECC from the machinery spaces or engineers' accommodations; or (2) An ECC alarm system normal power supply fails. (f) Remote alarms. ECC alarms for vital systems that require the immediate attention of the bridge watch officer for the safe navigation of the vessel must be extended to the bridge. All ECC alarms required by this part must be extended to the engineers' accommodations. Other than fire or flooding alarms, this may be accomplished by summarized visual alarm displays. (g) ECC alarms. All requirements of this part for system or equipment monitoring must be met by providing both displays and alarms at the ECC. (h) Fire control station. A control station for fire protection of the machinery spaces must be provided outside the machinery spaces. At least one access to this station must be independent of … |
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