Chains (6) between tripod legs (9) should be slightly loose to allow for thermal expansion.
On windy, gusty days, it is advisable to tie down the tripod assembly. This can be done in several
Drive a stake (10) into ground, over foot of each tripod leg (9).
Lay a sandbag (11) over foot of each tripod leg (9).
Use three tie-down straps or cables (12) secured midway up each tripod leg (9) and fastened to a
weight or stake on the ground.
Position large equipment (13) as a wind block.
Keep height of 1145-2 Laser Transmitter as low as possible. When height is needed, extend tripod
legs (9) before adjusting elevating column (14) height.
When setting up on frozen ground that may thaw during the day, drive pipes (15) into the ground
below the frost line and set the tripod legs (9) into the pipes (15).