By Environmental and Engineering Service Center (Wash.). Design Office.; Washington State Library. Electronic State Publications

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All survey equipment used for horizontal and vertical control must be checked against a standard. Keep records of survey instrument checks and calibrations in the project office, and in the Surveyor’s Daily Report (Form 237-010 EF). 1 Total Station and Level Total stations and levels are delicate and precise tools and should be handled accordingly. When an instrument is being removed from its case or tripod, it should never be lifted by the scope or horizontal axis. The only exception is that a level may be lifted by the scope.

8. Auxiliary lane and lane closures. 9. Working in intersections. � � � Ch. 2 � � � Safety inspections Use of vehicle warning lights Safety rules while working in traffic Proper Use of Each Tool Machetes Axes and brush hooks Digging tools, hand 1. Picks 2. Shovels 3. Digging bars 4. Roto-hammers, power augers and chain saws � � � Driving tools, hand Ch. 3 � Railroads, working near Ch. 4 � Fence Crossings Page 2-18 Chain Saws Pressurized spray cans Highway Surveying Manual January 2005 Safety Ch.

Carry heavy objects close to your body and avoid carrying them in one hand. Avoid a long reach to pick up an object. Back injuries can be debilitating. Stay on the safe side and lift correctly. Highway Surveying Manual January 2005 Page 2-15 Safety 2-14 Conclusion No survey operation is so important or urgent as to compromise safe practice. When any operation becomes hazardous beyond reason due to unforeseen or uncontrollable circumstances, operations will cease until normal conditions have been restored.

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