during the laying paving blocks worker checks with protractor correctness workmanship |
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| navigate by keyword : accuracy accurately angle artificial block bright builder building cement check closeup concrete construction control correct cube day edging element evenly expansion expertly factory floor folded fragment industrial inspect laid level manual material measure meter new outside pattern paving processing product professionally puzzle rectangle red repetitive road sand shaded sidewalk slanted stone street summer surface task tile unfinished view walkway warm work worker workmanship |
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| The paving contractor will put a protractor between the paving stones and the sidewalk edging to see if it maintains a 90-degree angle. |
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