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Rolling straight-edge

The rolling straight-edge (also rolling straightedge or planograph) is an instrument used to measure the surface regularity of roads and similar structures such as airport runways. It consists of a straightedge of a fixed distance mounted on wheels with a sensor at the centrepoint measuring deviation in height. It is rolled along the road surface and set…

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Description

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Rolling straight-edge

Nodes12
Edges11
Triples16
Avg. degree1.83
Density0.166667
Components1

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Rolling straight-edge

Top relations

related to history · 11
Rolling straight-edge → British, British Department, Highway Works, It, No, Road Research Laboratory, Specification, The, This, Transport, Twice
related to Description · 3
Rolling straight-edge → As, Road Research Laboratory, The
is a · 1
Rolling straight-edge → piece of equipment used to measure the surface regularity of roads and similar structures

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Important terminology

straight-edge road rolling surface used regularity measuring metres ft deviation use equipment length measure roads mounted wheels research straightedge deviations

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Rolling straight-edgeis apiece of equipment used to measure the surface regularity of roads and similar structures0.90text
airport runwaysinstance ofis an instrument used to measure the surface regularity of roads and similar structures0.80text
Rolling straight-edgerelated to DescriptionThe0.60section
Rolling straight-edgerelated to DescriptionAs0.60section
Rolling straight-edgerelated to DescriptionRoad Research Laboratory0.60section
Rolling straight-edgerelated to historyThe0.60section
Rolling straight-edgerelated to historyIt0.60section
Rolling straight-edgerelated to historyThis0.60section
Rolling straight-edgerelated to historyBritish Department0.60section
Rolling straight-edgerelated to historyTransport0.60section
Rolling straight-edgerelated to historyRoad Research Laboratory0.60section
Rolling straight-edgerelated to historyBritish0.60section

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