APPENDIX C 

 WHOLE-TREE CHIPPER PRODUCTIVITY 



Date 



Location 



Average minutes 

 per HF"* unit 



Gross Net^ 



Average minutes 

 per load 



Gross 



Net 



Utilization 



08/04 Arkansas Creek 7.6 5.4 



08/05 Arkansas Creek 4.5 3.9 



08/07 Arkansas Creek 3.3 3.1 



Average 4.7 4.1 



Mean 



Load = 16.6 



127.0 

 74.4 

 55.0 



78.7 



Mean 



Load = 17.0 



HF Units 



90.0 

 64.6 

 50.9 



64.5 



HF Units 



Percent 



71 

 87 

 93 



84 



08/11 

 08/12 

 08/14 



08/18 



08/20 

 08/21 

 08/25 

 08/26 

 08/27 

 08/28 



Gold Creek 

 Gold Creek 

 Gold Creek 



Average 



Sunflower Road 



Sheep Flats 

 Sheep Flats 

 Sheep Flats 

 Sheep Flats 

 Sheep Flats 

 Sheep Flats 



Average 



4.5 

 4.6 

 4.2 



4.4 



4.0 



4.9 

 5.5 

 4.9 

 6.2 

 4.4 

 4.9 



5.1 



3.7 

 3.4 

 3.6 



3.2 



2.8 



3.4 

 4.6 

 2.8 

 3.8 

 3.2 

 3.4 



3.5 



76.8 

 78.0 

 71.3 



75.4 



Mean 



Load = 14.2 



56.8 

 Mean 



Load = 16.4 



80.2 

 90.6 

 80.8 

 101.9 

 72.8 

 79.6 



84.3 



62.2 

 58.0 

 44.1 



54.8 



HF Units 



40.1 



HF Units 



56.2 

 74.8 

 45.7 

 62.9 

 51.9 

 56.0 



57.9 



81 

 74 

 61 



72 



71 



71 

 82 

 56 

 62 

 71 

 70 



69 



^HF = hog fuel. 



Net time = gross time -delay time. 



17 



