40 —Lancaster Farming, Saturday, July 14,1979 Course UNIVERSITY PARK - Building roads through forested areas to haul timber is, in many respects, as exacting as constructing a four-law 'ay. Measuring the grade of forested land was one of jrt course -at nn Stt jg . right the topics taught by Thomas Walbridge, kneeling, is William Arnold, Penn State forest supervisor, professor of industrial forestry at Virginia who along with Roe S. Cochran, Extension forest Polytechnic Institute, at the recent logging road resource agent, assisted in teaching the course. WHAT’S INTEW ALTERNATOR/WELDER Generac Corporation of Waukesha, Wis., has in- troduced a new line of alternator/ welders The new alter nator/welders are available m four sizes, three AC models (Stingray Senes) and a DC model (Scorpion Senes). The larger AC model produces up to 225 amps of AC welding current and 7000 watts of 120/240 volt electric power The middle model produces up to 200 amps of AC welding current and 3000 watts of 120 volt electnc power. The smaller model produces up to 140 amps of AC welding power and 4000 watts of 120 volt electric power. * or additional information contact Generac Cor poration, P 0 Box 8 Waukesha, Wis. 53187 SOLOs Junior 410 and PORT 423 are the most imitated portable Mist Blow ers in the world but the/re still number one 1 They re your best buy for plant protection and pest control in those hard to reach places They re versatile too and precision en3m eered to g.ve long trouble free ser /ice • Lightweight corrosion proof high impact contoured frame o/er steel support LESTER A. SINGER BH , on logging roads The location of the road, drainage, grading, and curve calculations are all critical aspects of con struction. With hundreds of thousands of dollars in snln Portable Mist Blowers get around Lancaster County’s Only Dealer Specializing m Sprayer Sales & Service Ronks, PA PH-(717) 637-6712 - Open Sat. 8-12 vested in equipment used to cut trees and move logs to the lumber mill, sound roads are essential. To accommodate lumber companies interested in • Famous SOLO easy start engine, 3 or 5 hp • Nonmetallic, see through formula tank • Weight only 15 or 23 lb • Center of gravity close to operators back • Wide variety of accessories for dust mg, seeding, blowing, flame throw mg, granular spreading, ULV applica tion included on-the-job training improving road building techniques, Penn State School of Forest Resources recently conducted a week long logging road short course for 25 participants We Specialize In Aerial Poles In Stock 25’. 30’, 35’4 45' from seven states. “The group attended "i>h days of lecture and classroom work and another 2 Vz days on-the-job ex perience at Penn State’s Stone Valley Experimental Forest,” says Roe S Cochran, Extension forest resource agent stationed in Ridgway, who served as course coordinator. Subjects covered included road standards, gradeline installations, stationing of centerlines, curve location and layout, cuts and fills, drainage structures, and earthworks calculations. C. M. HIGH CO. Box 175 RD2 Myerstown, PA 17067 Phone: 717-866-7544 “The 25 participants, staff members of lumber com panies, consulting foresters, and agency lepresentatives worked as three-person crews in carrying out the required assignments,” Cochran notes. “Each crew was responsible for the location of 2,000 feet of road through the forest.” In charge of instruction was Thomas Walbndge, professor of industrial forestry at Virginia Polytechnic Institite Assisting with the training was William Arnold, Penn State forest supervisor, and Cochran
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