. Electric railway journal . n steel plates as per drawing x (1 10 gal. coal oil 110 Two 5-gal. cans .96 Twenty-one sacks cement 4% cu. yd. paving sand One pair 72-lb. angle bars. -75 One pair 72-lb. angle bars offset y8 in .75 Twelve %-in. oak shims .15 Twenty-four %-in. oak shims .30 Twelve %-in. oak shims -IS Twelve %-in. oak shims 12 % keg 1 in. x 3%-in. track bolts 100 second-hand 5-in. square paving blocks 14 keg second-hand track spikes .75 Water 09 Use of welder twenty hours at 75 cents an hour (including power and operators wages) Welding metal (varying
. Electric railway journal . n steel plates as per drawing x (1 10 gal. coal oil 110 Two 5-gal. cans .96 Twenty-one sacks cement 4% cu. yd. paving sand One pair 72-lb. angle bars. -75 One pair 72-lb. angle bars offset y8 in .75 Twelve %-in. oak shims .15 Twenty-four %-in. oak shims .30 Twelve %-in. oak shims -IS Twelve %-in. oak shims 12 % keg 1 in. x 3%-in. track bolts 100 second-hand 5-in. square paving blocks 14 keg second-hand track spikes .75 Water 09 Use of welder twenty hours at 75 cents an hour (including power and operators wages) Welding metal (varying with amount of head wear on rails) Salvage $ Twenty-one empty cement sacks $?.10 100 lb. scrap bolts and spikes .45 $ Net total material $ Labor and Cartage Cost Removing paving $ Replacing paving Repairing crossing Cartage Total $ Total cost of standard crossing repair $ The cost chargeable to the rail grinder, usedto smooth off the work of the welder, does not amount. TYPICAL CONDITION OF STANDARD CROSSING BEFORE REPAIR,AND SAME CROSSING REPAIRED UNDER STANDARD PLAN to much and it is included in the general labor itemabove for repairing the crossing. The item of expensefor the welder use and material is estimated, as thecost department has kept records on the welders onlysince Sept. 1 and no actual average cost is yet availablefor this item. Effects of Storage on the HeatingValue of Coal Authoritative Tests Show that Bituminous Coal DoesNot Lose Heating Value MateriallyWhile in Storage The results of tests covering a period of five yearsto determine the deterioration in the heating value ofcoal during storage are given in Bulletin No. 136 justissued by the Bureau of Mines, Department of the In-terior, Washington, D. C. The tests were confined todetermination of loss in heating value and also thedegradation of lumps by weathering. No examinationwas made into the resulting deadening effect or de-crease in original ease of
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