Federal Railroad Administration, DOT § 230.25

days from the date the work was com- or seriously injured, the place at which pleted. This form shall be attached to, it occurred, and the location where the and maintained with, the FRA Form may be inspected. No. 4 until such time as a new FRA Confirmation of this report shall be im- Form No. 4 reflecting the alteration is mediately mailed to the Associate Ad- submitted to the Regional Adminis- ministrator for Safety, Federal Rail- trator. Alteration reports shall be filed road Administration, Washington, DC and maintained for the life of the boil- 20590, and contain a detailed report of er. (See appendix B of this part.) the accident, including, to the extent (b) Welded and riveted repairs to known, the causes and a complete list unstayed portions of the . Whenever of the casualties. welded or riveted repairs are performed on unstayed portions of a steam loco- Subpart B— and motive boiler, the steam locomotive Appurtenances owner and/or operator shall file with the FRA Regional Administrator, with- § 230.23 Responsibility for general con- in 30 days from the time the work was struction and safe working pres- completed, a repair report, FRA Form sure. No. 19, that details the work done to The steam locomotive owner and op- the steam locomotive. Repair reports erator are responsible for the general shall be filed and maintained for the design and construction of the steam life of the boiler. (See appendix B of locomotive boilers under their control. this part.) The steam locomotive owner shall es- (c) Welded and riveted repairs to stayed tablish the safe working pressure for portions of the boiler. Whenever welded each steam locomotive boiler, after or riveted repairs are performed on giving full consideration to the general stayed portions of a steam locomotive design, workmanship, age, and overall boiler, the steam locomotive owner condition of the complete boiler unit. and/or operator shall complete a repair The condition of the boiler unit shall report (FRA Form No. 19), detailing be determined by, among other factors, the work done. Repair reports shall be the minimum thickness of the shell maintained for the life of the boiler. plates, the lowest tensile strength of (See appendix C of this part.) the plates, the efficiency of the longi- tudinal joint, the inside diameter of § 230.21 Steam locomotive number the course, and the maximum allow- change. able stress value allowed. The steam When a steam locomotive number is locomotive operator shall not place the changed, the steam locomotive owner steam locomotive in service before en- and/or operator must reflect the suring that the steam locomotive’s safe change in the upper right-hand corner working pressure has been established. of all documentation related to the steam locomotive by showing the old ALLOWABLE STRESS and new numbers: Old No. 000 § 230.24 Maximum allowable stress. New No. XXX. (a) Maximum allowable stress value. The maximum allowable stress value § 230.22 Accident reports. on any component of a steam loco- In the case of an accident due to fail- motive boiler shall not exceed 1⁄4 of the ure, from any cause, of a steam loco- ultimate tensile strength of its mate- motive boiler or any part or appur- rial. tenance thereof, resulting in serious in- (b) Safety factor. When it is necessary jury or death to one or more persons, to use the code of original construction the railroad on whose line the accident in boiler calculations, the safety factor occurred shall immediately make a value shall not be less than 4. telephone report of the accident by calling the National Response Center § 230.25 Maximum allowable stress on (toll free) at Area Code 800–424–0201. stays and braces. The report shall state the nature of the The maximum allowable stress per accident, the number of persons killed square inch of net cross sectional area

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on fire box and combustion chamber service. The steam locomotive owner stays shall be 7,500 psi. The maximum and/or operator shall not return the allowable stress per square inch of net steam locomotive boiler or appur- cross sectional area on round, rectan- tenances to service unless they are in gular, or gusset braces shall be 9,000 good condition and safe and suitable psi. for service. (2) Any welding to unstayed portions STRENGTH OF MATERIALS of the boiler made pursuant to § 230.33 shall be made in accordance with an § 230.26 Tensile strength of shell accepted national standard for boiler plates. repairs. The steam locomotive owner When the tensile strength of steel or and/or operator shall not return the wrought-iron shell plates is not known, steam locomotive boiler or appur- it shall be taken at 50,000 psi for steel tenances to service unless they are in and 45,000 psi for wrought iron. good condition and safe and suitable for service. § 230.27 Maximum shearing strength of rivets. § 230.30 Lap-joint seam boilers. The maximum shearing strength of Every boiler having lap-joint longitu- rivets per square inch of cross sectional dinal seams without reinforcing plates area shall be taken as follows: shall have sufficient lagging, jack- Pounds eting, flues, and tubes removed at per every annual inspection so that an in- Rivets square inch spection of the entire joint, inside and out, can be made, taking special care Iron Rivets in Single Shear ...... 38,000 Iron Rivets in Double Shear ...... 76,000 to detect grooving or cracks at the Steel Rivets in Single Shear ...... 44,000 edges of the seams. Steel Rivets in Double Shear ...... 88,000 § 230.31 Flues to be removed. § 230.28 Higher shearing strength of (a) Inspection of the boiler interior. rivets. During the 1472 service day inspection, A higher shearing strength may be the steam locomotive owner and/or op- used for rivets when it can be shown erator shall remove all flues of steam through testing that the rivet material locomotive boilers in service, except as used is of such quality as to justify a provided in paragraph (b) of this sec- higher allowable shearing strength. tion, for the purpose of inspecting the entire interior of the boiler and its INSPECTION AND REPAIR bracing. After removing the flues, the steam locomotive owner and/or oper- § 230.29 Inspection and repair. ator shall enter the boiler to remove (a) Responsibility. The steam loco- scale from the interior and thoroughly motive owner and/or operator shall in- clean and inspect it. spect and repair all steam locomotive (b) NDE testing. If the boiler can be boilers and appurtenances under their thoroughly cleaned and inspected with- control. They shall immediately re- out removing the flues, move from service any boiler that has and it can be shown through appro- developed cracks in the barrel. The priate NDE testing methods that they steam locomotive owner and/or oper- are safe and suitable for service, their ator shall also remove the boiler from removal may not be required at this service whenever either of them, or the time. Their removal may be required, FRA inspector, considers it necessary however, if the FRA inspector, or the due to other defects. steam locomotive owner and/or oper- (b) Repair standards. (1) All defects ator, considers it necessary due to disclosed by inspection shall be re- identifiable safety concerns. paired in accordance with accepted in- dustry standards—which may include § 230.32 Time and method of inspec- established railroad practices, or NBIC tion. or API established standards—before (a) Time of inspection. The entire boil- the steam locomotive is returned to er shall completely be inspected at the

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1472 service day inspection. The jacket, gional Administrator. If the approval is lagging and any other components granted, the steam locomotive owner interfering with the provision of in- and/or operator shall perform any weld- spection access shall be removed at ing to unstayed portions of the boiler this time. Those portions of the boiler in accordance with an accepted na- that are exposed and able to be in- tional standard for boiler repairs. The spected as required by the daily, steam locomotive owner and/or oper- 31service day, annual and fifth annual ator shall satisfy reporting require- inspections shall be inspected at those ments in § 230.20 at this time. times. The interior of the boiler also (b) Unstayed portions of the boiler con- shall be inspected at each annual in- taining carbon steel not exceeding 0.25 spection, after the completion of any percent carbon. The steam locomotive hydrostatic test above MAWP, and owner and/or operator shall perform whenever a sufficient number of flues any welding to unstayed portions of are removed to allow examination. The the boiler in accordance with an ac- jacket, lagging and any other compo- cepted national standard for boiler re- nents shall also be removed to provide pairs. The steam locomotive owner inspection access whenever the FRA and/or operator shall satisfy reporting inspector, or the steam locomotive requirements in § 230.20 at this time. owner and/or operator, considers it nec- (c) Wastage. The steam locomotive essary due to identifiable safety con- owner and/or operator shall submit a cerns. written request for approval to the (b) Method of inspection.—(1) Entire FRA Regional Administrator before boiler. During the 1472 service day in- performing weld build up on wasted spection, the entire boiler shall be ex- areas of unstayed surfaces of the boiler amined for cracks, pitting, grooving, or that exceed a total of 100 square inches indications of overheating and for dam- or the smaller of 25 percent of min- age where mud has collected, or heavy imum required wall thickness or 1/2 scale formed. The edges of plates, all inch. Wasted sheets shall not be re- laps, seams, and points where cracks paired by weld build up if the wasted and defects are likely to develop, shall sheet has been reduced to less than 60 be thoroughly inspected. Rivets shall percent of the minimum required be inspected for corrosion and loose- thickness as required by this part. ness. (d) Flush patches. The steam loco- (2) Boiler interior. When inspecting motive owner and/or operator shall the boiler interior, it must be seen that submit a written request for approval braces and stays are taut, that pins are to the FRA Regional Administrator for properly secured in place, and that the installation of flush patches of any each is in condition to support its pro- size on unstayed portions of the boiler. portion of the load. Washout plugs (e) Stayed portions of the boiler. The shall be removed for access and visual steam locomotive owner and/or oper- inspection of the water side of the fire- ator shall perform welded repairs or al- box sheets. Washout plug threads, terations on stayed portions of the sleeves and threaded openings shall be boiler in accordance with established examined at this time. railroad practices, or an accepted na- (3) Boiler exterior. A thorough inspec- tional standard for boiler repairs. The tion shall be made of the entire exte- steam locomotive owner and/or oper- rior of the boiler while under hydro- ator shall satisfy the reporting require- static pressure. ments in § 230.20 at this time.

§ 230.33 Welded repairs and alter- § 230.34 Riveted repairs and alter- ations. ations. (a) Unstayed portions of the boiler con- (a) Alterations to unstayed portions of taining alloy steel or carbon steel with a the boiler. Prior to making riveted al- carbon content over 0.25 percent. Prior to terations on unstayed portions of the welding on unstayed portions of the boiler, the steam locomotive owner boiler, the steam locomotive owner and/or operator shall submit a written and/or operator shall submit a written request for approval to the FRA Re- request for approval to the FRA Re- gional Administrator. If approval is

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granted, the steam locomotive owner conducted at 25 percent above the and/or operator shall perform any riv- MAWP. eting to unstayed portions of the boiler (c) Internal inspection. An internal in- in accordance with established railroad spection of the boiler shall be con- practices or an accepted national ducted following any hydrostatic test standard for boiler repairs. The steam where the pressure exceeds MAWP. locomotive owner and/or operator shall satisfy reporting requirements in § 230.37 Steam test following repairs § 230.20 at this time. or alterations. (b) Repairs to unstayed portions of the Upon completion of any repair or al- boiler. The steam locomotive owner teration, the locomotive owner and/or and/or operator shall perform any riv- operator shall conduct a steam test of eted repairs to unstayed portions of the the boiler with steam pressure raised boiler in accordance with established to between 95 percent and 100 percent railroad practices, or an accepted na- of the MAWP. At this time, the boiler tional standard for boiler repairs. The shall be inspected to ensure that it is steam locomotive owner and/or oper- in a safe and suitable condition for ator shall satisfy reporting require- service. ments in § 230.20 at this time. (c) Repairs to stayed portions of the STAYBOLTS boiler. The steam locomotive owner and/or operator shall perform riveted § 230.38 Telltale holes. repairs or alterations on stayed por- (a) Staybolts less than 8 inches long. tions of the boiler in accordance with All staybolts shorter than 8 inches, ex- established railroad practices or an ac- cept flexible bolts, shall have telltale cepted national standard for boiler re- holes 3/16 inch to 7/32 inch diameter and pairs. The steam locomotive owner at least 11⁄4 inches deep in the outer and/or operator shall satisfy reporting end. requirements in § 230.20 at this time. (b) Reduced body staybolts. On reduced body staybolts, the telltale hole shall PRESSURE TESTING OF BOILERS extend beyond the fillet and into the § 230.35 Pressure testing. reduced section of the staybolt. Staybolts may have through telltale The temperature of the steam loco- holes. motive boiler shall be raised to at least (c) Telltale holes kept open. All telltale 70 deg. F any time hydrostatic pressure holes, except as provided for in § 230.41, is applied to the boiler. must be kept open at all times.

§ 230.36 Hydrostatic testing of boilers. § 230.39 Broken staybolts. (a) Time of test. The locomotive owner (a) Maximum allowable number of bro- and/or operator shall hydrostatically ken staybolts. No boiler shall be allowed test every boiler at the following to remain in service with two broken times: staybolts located within 24 inches of (1) During the 1472 service day inspec- each other, as measured inside the fire- tion, and at every annual inspection box or combustion chamber on a thereafter; straight line. No boiler shall be allowed (2) After making any alteration to to remain in service with more than 4 the boiler; broken staybolts inside the entire fire- (3) After installing a flush patch on box and combustion chamber, com- an unstayed portion of the boiler; and bined. (4) After any riveting on an unstayed (b) Staybolt replacement. Broken portion of the boiler. staybolts must be replaced during the (b) Method of testing. The metal tem- 31 service day inspection, if detected at perature of the boiler shall be between that time. Broken staybolts detected 70 degrees Fahrenheit and 120 degrees in between 31 service day inspections Fahrenheit each time it is subjected to must be replaced no later than 30 cal- any hydrostatic pressure. Hydrostatic endar days from the time of detection. testing required by these rules shall be When staybolts 8 inches or less in

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length are replaced, they shall be re- § 230.41 Flexible staybolts with caps. placed with bolts that have telltale (a) General. Flexible staybolts with 3 7 holes ⁄16 inch to ⁄32 inch in diameter caps shall have their caps removed dur- 1 and at least 1 ⁄4 inches deep at each ing every 5th annual inspection for the 3 end, or that have telltale holes ⁄16 inch purpose of inspecting the bolts for to 7⁄32 inch in diameter their entire breakage, except as provided in para- length. At the time of replacement of graph (b) of this section. broken staybolts, adjacent staybolts (b) Drilled flexible staybolts. For flexi- shall be inspected. ble staybolts that have telltale holes (c) Assessment of broken staybolts. between 3⁄16 inch and 7⁄32 inch in diame- Telltale holes leaking, plugged, or ter, and which extend the entire length missing shall be counted as broken of the bolt and into the head not less staybolts. than one third of the diameter of the (d) Prohibited methods of closing telltale head, the steam locomotive owner and/ holes. Welding, forging, or riveting bro- or operator need not remove the ken staybolt ends is prohibited as a staybolt caps if it can be established, method of closing telltale holes. by an electrical or other suitable meth- od, that the telltale holes are open § 230.40 Time and method of staybolt their entire length. Any leakage from testing. these telltale holes during the hydro- (a) Time of hammer testing—(1) Gen- static test indicates that the bolt is eral. All staybolts shall be hammer broken and must be replaced. Before tested at every 31 service day inspec- the steam locomotive is placed in serv- tion, except as provided in paragraph ice, the inner ends of all telltale holes (a)(2) of this section. All staybolts also shall be closed with a fireproof porous shall be hammer tested under hydro- material that will keep the telltale static pressure any time hydrostatic holes free of foreign matter and permit steam or water to exit the telltale hole pressure above the MAWP specified on when the bolt is broken or fractured. the boiler specification form (FRA (c) Recordkeeping. The removal of Form No. 4), is applied to the boiler. flexible staybolt caps and other tests (See appendix B of this part.) shall be reported on FRA Form No. 3. (2) Exception for inaccessible (See appendix B of this part.) staybolts. The removal of brickwork or (d) Testing at request of FRA inspector. grate bearers for the purpose of ham- Staybolt caps also shall be removed, or mer testing staybolts during each 31 any of the tests in this section made, service day inspection will not be re- whenever the FRA inspector or the quired if the staybolts behind these steam locomotive owner and/or oper- structural impediments have a telltale ator considers it necessary due to iden- hole 3/16 inch to 7/32 inch in diameter tifiable safety concerns about the con- their entire length. Whenever the dition of staybolts, staybolt caps or brickwork or grate bearers are re- staybolt sleeves. moved for any other reason, however, the bolts shall be inspected at that STEAM GAUGES time. (b) Method of hammer testing. If § 230.42 Location of gauges. staybolts are tested while the boiler Every boiler shall have at least one contains water, the hydrostatic pres- steam gauge which will correctly indi- sure must be not less than 95 percent of cate the working pressure. The gauge the MAWP. The steam locomotive shall be positioned so that it will be owner and/or operator shall tap each kept reasonably cool and can conven- bolt with a hammer and determine bro- iently be read by the engine crew. ken bolts from the sound or the vibra- tion of the sheet. Whenever staybolts § 230.43 Gauge siphon. are tested while the boiler is not under The steam gauge supply pipe shall pressure, such as during the 31 service have a siphon on it of ample capacity day inspection, the staybolt test must to prevent steam from entering the be made with all the water drained gauge. The supply pipe shall directly from the boiler. enter the boiler and be maintained

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steam tight. The supply pipe and its SAFETY RELIEF VALVES connections shall be cleaned each time the gauge is tested. § 230.48 Number and capacity. (a) Number and capacity. Every boiler § 230.44 Time of testing. shall be equipped with at least two Steam gauges shall be tested prior to safety relief valves, suitable for the being installed or being reapplied, dur- service intended, that are capable of ing the 92 service day inspection, and preventing an accumulation of pressure whenever any irregularity is reported. greater than 6 percent above the MAWP under any conditions of service. § 230.45 Method of testing. An FRA inspector may require Steam gauges shall be compared with verification of sufficient an accurate test gauge or dead weight relieving capacity. tester. While under test load at the (b) Determination of capacity. Safety MAWP of the boiler to which the gauge relief valve capacity may be deter- will be applied, the gauge shall be set mined by making an accumulation test to read that pressure as accurately as with the fire in good, bright condition the physical limitations of the gauge and all steam outlets closed. Addi- will allow. Under test the gauge shall tional safety relief valve capacity shall read within the manufacturer’s toler- be provided if the safety relief valves ance at all points on the gauge up to 25 allow an excess pressure of more than 6 percent above the allowed pressure. If percent above the MAWP during this the manufacturer’s tolerance is not test. known, the gauge must read within 2 percent full scale accuracy at all § 230.49 Setting of safety relief valves. points on the gauge up to 25 percent above allowed pressure. (a) Qualifications of individual who ad- justs. Safety relief valves shall be set § 230.46 Badge plates. and adjusted by a competent person A metal badge plate showing the al- who is thoroughly familiar with the lowed steam pressure shall be attached construction and operation of the valve to the boiler backhead in the cab. If being set. boiler backhead is lagged, the lagging (b) Opening pressures. At least one and jacket shall be cut away so that safety relief valve shall be set to open the plate can be seen. at a pressure not exceeding the MAWP. Safety relief valves shall be set to open § 230.47 Boiler number. at pressures not exceeding 6 psi above (a) Generally. The builder’s number of the MAWP. the boiler, if known, shall be stamped (c) Setting procedures. When setting on the or manhole flange. safety relief valves, two steam gauges If the builder’s number cannot be ob- shall be used, one of which must be so tained, an assigned number, which located that it will be in full view of shall be used in making out specifica- the persons engaged in setting such tion cards, shall be stamped on the valves; and if the pressure indicated by steam dome or manhole flange. the gauges varies more than 3 psi they (b) Numbers after January 10, 1912. shall be removed from the boiler, test- Numbers which are stamped after Jan- ed, and corrected before the safety re- uary 10, 1912 shall be located on the lief valves are set. Gauges shall in all front side of the steam dome or man- cases be tested immediately before the hole flange at the upper edge of the safety relief valves are set or any vertical surface, oriented in a hori- change made in the setting. When set- zontal manner, and have figures at ting safety relief valves, the water 3 least 3⁄8 inch high. level shall not be higher than ⁄4 of the (c) Name of manufacturer or owner. length of the visible water glass, as The number shall be preceded by the measured from the bottom of the glass. name of the manufacturer if the origi- (d) Labeling of lowest set pressure. The nal number is known or the name of set pressure of the lowest safety relief the steam locomotive owner if a new valve shall be indicated on a tag or number is assigned. label attached to the steam gauge so

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that it may be clearly read while ob- § 230.55 Tubular type water and lubri- serving the steam gauge. cator glasses and shields. (a) Water glasses. Tubular type water § 230.50 Time of testing. glasses shall be renewed at each 92 All safety relief valves shall be test- service day inspection. ed, and adjusted if necessary, under (b) Shields. All tubular water glasses steam at every 92 service day inspec- and lubricator glasses must be tion, and also whenever any irregu- equipped with a safe and suitable shield larity is reported. which will prevent the glass from fly- ing in case of breakage. This shield WATER GLASSES AND GAUGE COCKS shall be properly maintained. (c) Location and maintenance. Water § 230.51 Number and location. glasses and water glass shields shall be Every boiler shall be equipped with so located, constructed, and main- at least two water glasses. The lowest tained that the engine crew can at all reading of the water glasses shall not times have an unobstructed view of the be less than 3 inches above the highest water in the glass from their proper po- part of the crown sheet. If gauge cocks sitions in the cab. are used, the reading of the lowest § 230.56 Water glass lamps. gauge cock shall not be less than 3 inches above the highest part of the All water glasses must be supplied crown sheet. with a suitable lamp properly located to enable the engine crew to easily see § 230.52 Water glass valves. the water in the glass.

All water glasses shall be equipped , FEEDWATER PUMPS, AND with no more than two valves capable FLUE PLUGS of isolating the water glass from the boiler. They shall also be equipped with § 230.57 Injectors and feedwater a drain valve capable of evacuating the pumps. glass when it is so isolated. (a) Water delivery systems required. Each steam locomotive must be § 230.53 Time of cleaning. equipped with at least two means of de- The spindles of all water glass valves livering water to the boiler, at least and of all gauge cocks shall be removed one of which is a live steam . and valves and cocks thoroughly (b) Maintenance and testing. Injectors cleaned of scale and sediment at every and feedwater pumps must be kept in 31 service day inspection, and when good condition, free from scale, and testing indicates that the apparatus must be tested at the beginning of each may be malfunctioning. In addition, day the locomotive is used, and as the top and bottom passages of the often as conditions require, to ensure that they are delivering water to the water column shall be cleaned and in- boiler. Boiler checks, delivery pipes, spected at each annual inspection. feed water pipes, tank hose and tank § 230.54 Testing and maintenance. valves must be kept in good condition, free from leaks and from foreign sub- (a) Testing. All water glasses must be stances that would obstruct the flow of blown out, all gauge cocks must be water. tested, and all passages verified to be (c) Bracing. Injectors, feedwater open at the beginning of each day the pumps, and all associated piping shall locomotive is used, and as often as nec- be securely braced so as to minimize essary to ensure proper functioning. vibration. (b) Maintenance. Gauge cocks, water column drain valves, and water glass § 230.58 Flue plugs. valves must be maintained in such con- (a) When plugging is permitted. Flues dition that they can easily be opened greater than 21⁄4 inches in outside di- and closed by hand, without the aid of ameter (OD) shall not be plugged. Flues a wrench or other tool. 21⁄4 inches in outside diameter (OD) or

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smaller may be plugged following fail- phons shall thoroughly be cleaned, ure, provided only one flue is plugged washed and inspected. at any one time. Plugs must be re- (b) Defects. Arch tubes and water bar moved and proper repairs made no tubes found blistered, bulged, or other- later than 30 days from the time the wise defective shall be renewed. plug is applied. Circulators and thermic siphons found (b) Method of plugging. When used, blistered, bulged or otherwise defective flue plugs must be made of steel. The shall be either repaired or renewed. flue must be plugged at both ends. (c) Method of examination. Arch tubes, Plugs must be tied together by means water bar tubes and circulators shall of a steel rod not less than 5⁄8 inch in be examined using an appropriate NDE diameter. method that accurately measures wall thickness at each annual inspection. FUSIBLE PLUGS All arch brick shall be removed for this § 230.59 Fusible plugs. inspection. If any are found with wall thickness reduced below that required If boilers are equipped with fusible to render them safe and suitable for plugs, the plugs shall be removed and the service intended at the MAWP cleaned of scale each time the boiler is specified on the boiler specification washed but not less frequently than FRA Form No. 4, they must be replaced during every 31 service day inspection. or repaired. (See appendix B of this Their removal shall be noted on the part.) FRA Form No. 1 or FRA Form No. 3. (See appendix B of this part.) STEAM PIPES

WASHING BOILERS § 230.62 Dry pipe. § 230.60 Time of washing. Dry pipes subject to pressure shall be examined at each annual inspection to (a) Frequency of washing. All boilers measure wall thickness. Dry pipes with shall thoroughly be washed as often as wall thickness reduced below that re- the water conditions require, but not quired to render the pipe suitable for less frequently than at each 31 service day inspection. The date of the boiler the service intended at the MAWP wash shall be noted on the FRA Form must be replaced or repaired. No. 1 or FRA Form No. 3. (See appendix § 230.63 Smoke box, steam pipes and B of this part.) pressure parts. (b) Plug removal. All washout plugs, arch tube plugs, thermic siphon plugs, The smoke box, steam pipes and pres- circulator plugs and water bar plugs sure parts shall be inspected at each must be removed whenever locomotive annual inspection, or any other time boilers are washed. that conditions warrant. The indi- (c) Plug maintenance. All washout vidual conducting the inspection must plugs, washout plug sleeves and thread- enter the smoke box to conduct the in- ed openings shall be maintained in a spection, looking for signs of leaks safe and suitable condition for service from any of the pressure parts therein and shall be examined for defects each and examining all draft appliances. time the plugs are removed. (d) Fusible plugs cleaned. Fusible STEAM LEAKS plugs shall be cleaned in accordance with § 230.59. § 230.64 Leaks under lagging. The steam locomotive owner and/or § 230.61 Arch tubes, water bar tubes, operator shall take out of service at circulators and thermic siphons. once any boiler that has developed a (a) Frequency of cleaning. Each time leak under the lagging due to a crack the boiler is washed, arch tubes and in the shell, or to any other condition water bar tubes shall thoroughly be which may reduce safety. Pursuant to cleaned mechanically, washed, and in- § 230.29, the boiler must be repaired be- spected. Circulators and thermic si- fore being returned to service.

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§ 230.65 Steam blocking view of engine ASH PANS crew. § 230.69 Ash pans. The steam locomotive owner and/or operator shall keep the boiler, and its Ash pans shall be securely supported piping and appurtenances, in such re- from mud-rings or frames with no part less than 21⁄2 inches above the rail. pair that they do not emit steam in a Their operating mechanism shall be so manner that obscures the engine crew’s arranged that they may be safely oper- vision. ated and securely closed.

Subpart C—Steam Locomotives BRAKE AND SIGNAL EQUIPMENT and Tenders § 230.70 Safe condition. § 230.66 Design, construction, and (a) Pre-departure inspection. At the be- maintenance. ginning of each day the locomotive is The steam locomotive owner and op- used, the steam locomotive operator erator are responsible for the general shall ensure that: (1) The brakes on the steam loco- design, construction and maintenance motive and tender are in safe and suit- of the steam locomotives and tenders able condition for service; under their control. (2) The air compressor or compres- sors are in condition to provide an § 230.67 Responsibility for inspection and repairs. ample supply of air for the locomotive service intended; The steam locomotive owner and/or (3) The devices for regulating all operator shall inspect and repair all pressures are properly performing their steam locomotives and tenders under functions; their control. All defects disclosed by (4) The brake valves work properly in any inspection shall be repaired in ac- all positions; and cordance with accepted industry stand- (5) The water has been drained from ards, which may include established the air-brake system. railroad practices, before the steam lo- (b) Brake pipe valve required. Each comotive or tender is returned to serv- steam locomotive shall have a brake ice. The steam locomotive owner and/ pipe valve attached to the front of the or operator shall not return the steam tender, the rear of the back cab wall, locomotive or tender to service unless or adjacent to the exit of a vestibuled they are in good condition and safe and cab. The words ‘‘Emergency Brake suitable for service. Valve’’ shall be clearly displayed near the valve. SPEED INDICATORS § 230.71 Orifice testing of compressors. § 230.68 Speed indicators. (a) Frequency of testing. The com- Steam locomotives that operate at pressor or compressors shall be tested speeds in excess of 20 miles per hour for capacity by orifice test as often as conditions may require, but not less over the general system of railroad frequently than once every 92 service transportation shall be equipped with days. speed indicators. Where equipped, (b) Orifice testing criteria. (1) Compres- speed indicators shall be maintained to sors in common use, as listed in the ensure accurate functioning. following table, shall have orifice test criteria as follows:

Diameter of Air pressure Make Compressor size Single strokes orifice maintained per minute (in inches) (in pounds)

Westinghouse ...... 91⁄2 ...... 120 11⁄64 60 Westinghouse ...... 11 ...... 100 3⁄16 60 Westinghouse ...... 150 CFM 81⁄2 CC ...... 100 9⁄32 60 Westinghouse ...... 120 CFM 81⁄2 ...... 100 15⁄64 60 New York ...... 2a ...... 120 5⁄32 60

495

VerDate Aug<31>2005 15:34 Nov 13, 2008 Jkt 214212 PO 00000 Frm 00505 Fmt 8010 Sfmt 8010 Y:\SGML\214212.XXX 214212 erowe on PROD1PC64 with CFR