Harrison, Robin ; Peterson, Charles ; Hanna, Lorne E; Pickett, T L; Neilsen, Theral R; Weller, Charles R; Taylor, Heyward T. 1975. Engineering Field Notes: Volume 7 Number 2 February 1975. 7571 3802. Washington DC: U.S. Department of Agriculture, Forest Service, Engineering. 19 p.

Topics in this issue include:

• Protect Your Hearing
• Computerized Slope—Staking
• Using the Area Factor for Optimizing Earthwork During Road Design
• Cost of Maintaining Roadside Ditches on the Mt. Hood National Forest
• Fuel and Material Shortages
• Washington Office Engineering News

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