CONTENTS 



Page 



Preface iii 



Introduction 1 



How To Use Tables 2 



Appendix 5 



Input Descriptions 7 



Extraction Costs 7 



Roadbuilding Costs 12 



Computer Program 14 



TABLES 



Table 1 . - -Operating costs using 25-40 DBHP crawler tractors for three different stand 



densities commonly found in Montana, Idaho, and northwestern Wyoming ... 15 

 Table 2 .- -Operating costs using 41-60 DBHP crawler tractors for three different stand 



densities commonly found in Montana, Idaho, and northwestern Wyoming ... 16 

 Table 3. --Operating costs using 61-80 DBHP crawler tractors for three different stand 



densities commonly found in Montana, Idaho, and northwestern Wyoming ... 17 

 Table 4 .- -Operating costs using 110-130 DBHP crawler tractors for three different stand 



densities commonly found in Montana, Idaho, and northwestern Wyoming ... 18 

 Table 5. - -Operating costs using 55-80 BHP rubber-tired vehicles for three different stand 



densities commonly found in Montana, Idaho, and northwestern Wyoming ... 19 

 Table 6 .- -Operating costs using 81-117 BHP rubber-tired vehicles for three different stand 



densities commonly found in Montana, Idaho, and northwestern Wyoming ... 20 

 Table 7 .- -Operating costs using high -lead portable towers for three different stand 



densities commonly found in Montana, Idaho, and northwestern Wyoming ... 21 

 Table 8 .- -Operating costs using Idaho jammers for three different stand densities 



commonly found in Montana , Idaho, and northwestern Wyoming 22 



Table 9. --Operating costs using shovels (w /tongs) for three different. stand densities 



commonly found in Montana, Idaho, and northwestern Wyoming 23 



