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2. Tripod (surveying) - Wikipedia

   en.wikipedia.org/wiki/Tripod_(surveying)

   This shows a surveyor's tripod's foot. The platform is used to push the spike into the ground. Above the foot is the height adjustment. The tripod is placed in the location where it is needed. The surveyor will press down on the legs' platforms to securely anchor the legs in soil or to force the feet to a low position on uneven, pock-marked ...

3. Tribrach (instrument) - Wikipedia

   en.wikipedia.org/wiki/Tribrach_(instrument)

   Tread all three legs into the grass, bitumen, concrete. Look through the optical plummet and using the thumbscrews put the cross-hairs back over the marker. Adjust the level of the tribrach by slackening the tripod screws and sliding the legs. Re-center the cross-hairs using the thumb screws, then fine-tune the level using the tripod legs.

4. Type 88 75 mm AA gun - Wikipedia

   en.wikipedia.org/wiki/Type_88_75_mm_AA_Gun

   The firing platform was supported by five legs, each of which (along with the central pedestal) had adjustable screwed foot for leveling. For transport each of the legs could be folded, and the barrel was also partially retractable. [5]

5. Wing Enterprises - Wikipedia

   en.wikipedia.org/wiki/Wing_Enterprises

   Toggle the table of contents. Wing Enterprises. ... The Ladder features flared legs for increased stability. ... (adjustable 8 to 15 feet), Model 17 (adjustable 9 to ...

6. The best stationary bikes for seniors - AOL

   www.aol.com/lifestyle/best-stationary-bikes...

   The step-through design and self-leveling pedals make it easy to get on and off the bike, and oversized, textured foot pedals with adjustable straps ensure secure and comfortable pedaling.

7. Level staff - Wikipedia

   en.wikipedia.org/wiki/Level_staff

   The tenths of a foot point is indicated by the top of the long mark with the upward sloped end. The point halfway between tenths of a foot marks is indicated by the bottom of a medium length black mark with a downward sloped end. Each mark or space is approximately 3mm, yielding roughly the same accuracy as the metric rod.