..................................................
7 Duration............................................................hours
8 Kind and size of coal....................................................

AVERAGE PRESSURES, TEMPERATURES, ETC.

9 Steam pressure by gauge............................................pounds
10 Temperature of feed water entering boiler.........................degrees
11 Temperature of escaping gases leaving boiler......................degrees
12 Force of draft between damper and boiler...........................inches
13 Percentage of moisture in steam,
or number degrees of superheating..................per cent or degrees

TOTAL QUANTITIES

14 Weight of coal as fired[72]........................................pounds
15 Percentage of moisture in coal...................................per cent
16 Total weight of dry coal consumed..................................pounds
17 Total ash and refuse...............................................pounds
18 Percentage of ash and refuse in dry coal.........................per cent
19 Total weight of water fed to the boiler[73]........................pounds
20 Total water evaporated, corrected for moisture in steam............pounds
21 Total equivalent evaporation from and at 212 degrees...............pounds

HOURLY QUANTITIES AND RATES

22 Dry coal consumed per hour.........................................pounds
23 Dry coal per square feet of grate surface per hour.................pounds
24 Water evaporated per hour corrected for quality of steam...........pounds
25 Equivalent evaporation per hour from and at 212 degrees............pounds
26 Equivalent evaporation per hour from and at 212 degrees
per square foot of water-heating surface........................pounds

CAPACITY

27 Evaporation per hour from and at 212 degrees (same as Line 25).....pounds
28 Boiler horse power developed (Item 27/34-1/2)...........boiler horse power
29 Rated capacity, in evaporation from and at 212 degrees per hour....pounds
30 Rated boiler horse power...............................boiler horse power
31 Percentage of rated capacity developed...........................per cent

ECONOMY RESULTS

32 Water fed per pound of coal fired (Item 19/Item 14)................pounds
33 Water evaporated per pound of dry coal (Item 20/Item 16)...........pounds
34 Equivalent evaporation from and at 212 degrees per pound
of dry coal (Item 21/Item 16)...............