Thursday, March 9, 2017

Maintenance of Levelling Equipment

Maintenance of  Levelling Equipment Image result for leveling equipmentA) Levels (i) Store in a dry, secure place (ii) If the instrument gets wet, all surplus water should be removed with a dry cloth, using a clean tissue for the lens. Store the instrument in a warm secure place with the lid removed, to dry. (iii) Do not oil moving parts, clean them with a dry cloth. B) Tripods(i) Clean them at the end of each working day. (ii) Store them in a closed position carefully, and not thrown in the corner of a site hut. Remember that the purpose of a tripod is to provide a stable working base for the level. It will not do this if mishandled. (iii) Ensure that tripods feet do not become loose. (iv) The clamps on tripods legs tend to become less effective after long usage. Do not use nails, paper, etc., in order to tighten the legs, move the clamps further along the leg. (v) Bolts securing the tripod top to the legs work loose regularly – keep them tight. C) Levelling staves i) Clean each day after use and store correctly. ii) Wooden staves swell if wet. Take it apart and wipe off surplus water. Allow to dry naturally before reassembly.

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