Depreciation, based on 25% per year on $4108.50 $1027.12 Interest on money invested at 6% (figured on truck less cost of tires) 347.01 Driver at $7.00 a day 1925.00 License 27.00 Insurance, Fire, Theft and Liability based on $1 a hundred on 90% of the value of the new truck for fire and theft, and a flat rate of $33.75 for liability 90.75 ------- Total fixed charges for 275 day year $3416.88 Total fixed charges per day 12.418 TOTAL EXPENSES 30 40 50 60 70 miles miles miles miles miles Uniform variable charges $7.035 $9.38 $11.725 $14.07 $16.415 Fixed charges 12.418 12.418 12.418 12.418 12.418 Total charges (per day) 19.453 21.798 24.143 26.488 28.833 Total cost per mile, loaded one way only .648 .545 .482 .441 .412 Total cost per 1000 ft. per mile with 3000 ft. to the load .216 .181 .160 .147 .137 4000 FOOT CAPACITY, OUTFIT COMPLETE The following figures are for the 5-ton logging truck equipped with an 8½-ton trailer, based on a 275 working day year: Cost of equipment (as a basis) $7600.00 Less resale value at expiration of four years at 25% of original cost $1900.00 Less cost of tires: 2--36-in. × 6-in $140.50 4--40-in. × 14-in 923.00 -------- Total $1063.50 1063.50 -------- $2963.50 2963.50 -------- Basis for computation $4636.50 RUNNING EXPENSES PER MILE per mile Tires, based on cost of $1063.50 and a life of 8000 miles $.129 Gasoline, 3½ miles to the gallon @ $.28 per gal. .08 Oil and grease .02 General repairs .035 ------ Total running expenses per mile $.264 FIXED CHARGES PER 275 DAY YEAR