Title 49

PART 230 SUBPART B

Subpart B - Boilers and Appurtenances

49:4.1.1.1.24.2.59SUBJGRP 59
Allowable Stress
49:4.1.1.1.24.2.59.1SECTION 230.23
   230.23 Responsibility for general construction and safe working pressure.
49:4.1.1.1.24.2.59.2SECTION 230.24
   230.24 Maximum allowable stress.
49:4.1.1.1.24.2.59.3SECTION 230.25
   230.25 Maximum allowable stress on stays and braces.
49:4.1.1.1.24.2.60SUBJGRP 60
Strength of Materials
49:4.1.1.1.24.2.60.4SECTION 230.26
   230.26 Tensile strength of shell plates.
49:4.1.1.1.24.2.60.5SECTION 230.27
   230.27 Maximum shearing strength of rivets.
49:4.1.1.1.24.2.60.6SECTION 230.28
   230.28 Higher shearing strength of rivets.
49:4.1.1.1.24.2.61SUBJGRP 61
Inspection and Repair
49:4.1.1.1.24.2.61.7SECTION 230.29
   230.29 Inspection and repair.
49:4.1.1.1.24.2.61.8SECTION 230.30
   230.30 Lap-joint seam boilers.
49:4.1.1.1.24.2.61.9SECTION 230.31
   230.31 Flues to be removed.
49:4.1.1.1.24.2.61.10SECTION 230.32
   230.32 Time and method of inspection.
49:4.1.1.1.24.2.61.11SECTION 230.33
   230.33 Welded repairs and alterations.
49:4.1.1.1.24.2.61.12SECTION 230.34
   230.34 Riveted repairs and alterations.
49:4.1.1.1.24.2.62SUBJGRP 62
Pressure Testing of Boilers
49:4.1.1.1.24.2.62.13SECTION 230.35
   230.35 Pressure testing.
49:4.1.1.1.24.2.62.14SECTION 230.36
   230.36 Hydrostatic testing of boilers.
49:4.1.1.1.24.2.62.15SECTION 230.37
   230.37 Steam test following repairs or alterations.
49:4.1.1.1.24.2.63SUBJGRP 63
Staybolts
49:4.1.1.1.24.2.63.16SECTION 230.38
   230.38 Telltale holes.
49:4.1.1.1.24.2.63.17SECTION 230.39
   230.39 Broken staybolts.
49:4.1.1.1.24.2.63.18SECTION 230.40
   230.40 Time and method of staybolt testing.
49:4.1.1.1.24.2.63.19SECTION 230.41
   230.41 Flexible staybolts with caps.
49:4.1.1.1.24.2.64SUBJGRP 64
Steam Gauges
49:4.1.1.1.24.2.64.20SECTION 230.42
   230.42 Location of gauges.
49:4.1.1.1.24.2.64.21SECTION 230.43
   230.43 Gauge siphon.
49:4.1.1.1.24.2.64.22SECTION 230.44
   230.44 Time of testing.
49:4.1.1.1.24.2.64.23SECTION 230.45
   230.45 Method of testing.
49:4.1.1.1.24.2.64.24SECTION 230.46
   230.46 Badge plates.
49:4.1.1.1.24.2.64.25SECTION 230.47
   230.47 Boiler number.
49:4.1.1.1.24.2.65SUBJGRP 65
Safety Relief Valves
49:4.1.1.1.24.2.65.26SECTION 230.48
   230.48 Number and capacity.
49:4.1.1.1.24.2.65.27SECTION 230.49
   230.49 Setting of safety relief valves.
49:4.1.1.1.24.2.65.28SECTION 230.50
   230.50 Time of testing.
49:4.1.1.1.24.2.66SUBJGRP 66
Water Glasses and Gauge Cocks
49:4.1.1.1.24.2.66.29SECTION 230.51
   230.51 Number and location.
49:4.1.1.1.24.2.66.30SECTION 230.52
   230.52 Water glass valves.
49:4.1.1.1.24.2.66.31SECTION 230.53
   230.53 Time of cleaning.
49:4.1.1.1.24.2.66.32SECTION 230.54
   230.54 Testing and maintenance.
49:4.1.1.1.24.2.66.33SECTION 230.55
   230.55 Tubular type water and lubricator glasses and shields.
49:4.1.1.1.24.2.66.34SECTION 230.56
   230.56 Water glass lamps.
49:4.1.1.1.24.2.67SUBJGRP 67
Injectors, Feedwater Pumps, and Flue Plugs
49:4.1.1.1.24.2.67.35SECTION 230.57
   230.57 Injectors and feedwater pumps.
49:4.1.1.1.24.2.67.36SECTION 230.58
   230.58 Flue plugs.
49:4.1.1.1.24.2.68SUBJGRP 68
Fusible Plugs
49:4.1.1.1.24.2.68.37SECTION 230.59
   230.59 Fusible plugs.
49:4.1.1.1.24.2.69SUBJGRP 69
Washing Boilers
49:4.1.1.1.24.2.69.38SECTION 230.60
   230.60 Time of washing.
49:4.1.1.1.24.2.69.39SECTION 230.61
   230.61 Arch tubes, water bar tubes, circulators and thermic siphons.
49:4.1.1.1.24.2.70SUBJGRP 70
Steam Pipes
49:4.1.1.1.24.2.70.40SECTION 230.62
   230.62 Dry pipe.
49:4.1.1.1.24.2.70.41SECTION 230.63
   230.63 Smoke box, steam pipes and pressure parts.
49:4.1.1.1.24.2.71SUBJGRP 71
Steam Leaks
49:4.1.1.1.24.2.71.42SECTION 230.64
   230.64 Leaks under lagging.
49:4.1.1.1.24.2.71.43SECTION 230.65
   230.65 Steam blocking view of engine crew.