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A Safe Load Indicator (SLI) or an Automatic Safe Load Indicator (ASLI) is a device which is installed on mobile or portal cranes to alert the operator if the lift is exceeding the safe operating range of the machinery. [1] In some cases, the device will physically lock the machinery in circumstances it determines to be unsafe.
Closeup of a United States Coast and Geodetic Survey marker. United States Army Corps of Engineers Survey Marker Marker for triangulation station, indicated by triangle in center Reference marker for triangulation station in upper photo A cotton spindle spike in Tel Aviv pavement, used as a marker for public area cadastral surveying.
it measures the angle of elevation, and ultimately computing the altitudes of, many things otherwise inaccessible for direct measurement. Measuring and fine tuning the angle of line array speaker hangs. Confirmation of the angle achieved via use of a laser built into the remote inclinometer. Setting correct orientation of solar panels while ...
An Ordnance Survey cut mark in the UK Occasionally a non-vertical face, and a slightly different mark, was used. The term benchmark, bench mark, or survey benchmark originates from the chiseled horizontal marks that surveyors made in stone structures, into which an angle iron could be placed to form a "bench" for a leveling rod, thus ensuring that a leveling rod could be accurately ...
Craigslist has provided people on all sides of prostitution -- solo prostitutes, pimps, law enforcement, and customers -- a clearinghouse to advertise and connect. Attorneys General from across ...
A plan position indicator (PPI) is a type of radar display that represents the radar antenna in the center of the display, with the distance from it and height above ground drawn as concentric circles. As the radar antenna rotates, a radial trace on the PPI sweeps in unison with it about the center point.
Space Force officials have admitted that sonic booms from Vandenberg affect over 100 miles of California coast, just as SpaceX aims to ramp up launches.
The boom did not come from the quarry near downtown Hillsborough or the construction at the Collins Ridge development or the work on Interstate 40, she said. Sheriff’s deputies also sent their ...